Vibration device

Abstract

A system for treating obesity in a patient, comprising an implantable vibration device (110) configured to vibrate and thereby stimulate an appetite controlling portion of the stomach and / or intestine wall of the of the patient, wherein the implantable vibration device is configured to be at least partially invaginated by the tissue of the stomach wall or the intestine wall.

Description

VIBRATION DEVICETechnical field The present invention relates to a medical implant system, in particular a medical implant system comprising a vibration device. Background Medical devices, designed to be implanted in the body of a human, can be configured to serve various purposes in the human body. For example, the may be designed which are designed to support or stimulate various body functions. There are known medical devices intended to support weight loss. Many of them are based on the principle of distending the tissue of the stomach wall, to thereby trigger the bodily response normally obtained by eating, to thereby create an feeling of satiety and / or reduce hunger in the human. However, this approach may suffer from the fact that the body gets used to the distension, so that the bodily response is weakened. There is therefore a need for improved medical implants for the purpose of obtaining satiety and / or reducing hunger in a patient. Summary It is an object of the present inventive concept to mitigate, alleviate or eliminate one or more of the above-identified deficiencies in the art and disadvantages singly or in combination. In one aspect, there is provided system for treating obesity in a patient, comprisingan implantable vibration device configured to vibrate and thereby stimulate an appetite controlling portion of the stomach and / or intestine wall of the of the patient, wherein the implantable vibration device is configured to be at least partially invaginated by the tissue of the stomach wall or the intestine wall. In one embodiment, said implantable vibration device comprises a wireless energy receiver configured to receive wirelessenergy. In one embodiment, the implantable vibration device is configured to be at least partially invaginated by the tissue of the stomachwall using stomach-to-stomach sutures or staplers. In one embodiment, the system comprises the stomach-to-stomach sutures or staplers. In one embodiment, the implantable vibration device is configured to abut the tissue of the stomach wall on the outside thereof. In one embodiment, the implantable vibration device is configured to abut the tissue of the intestine wall on the outside thereof. In one embodiment, the implantable vibration device is configured to vibrate at a frequency in the range of 1–150 Hz, such as inthe range of 35–150 Hz, such as in the range of 1–140 Hz, such as in the range of 1–130 Hz, such as in the range of 1–120 Hz, such as in therange of 1–110 Hz, such as in the range of 1–100 Hz, such as in the range of 1–90 Hz, such as in the range of 1–80 Hz, such as in the range of1–70 Hz, such as in the range of 1–60 Hz, such as in the range of 1–50 Hz, such as in the range of 1–40 Hz, such as in the range of 1–30 Hz,such as in the range of 1–20 Hz, such as in the range of 1–10 Hz. In one embodiment, the implantable vibration device is configured to vibrate at a frequency in the as in the range of 35–150 Hz,such as in the range of 35–140 Hz, such as in the range of 35–130 Hz, such as in the range of 35–120 Hz such as in the range of 35–110 Hzsuch as in the range of 35–100 Hz, such as in the range of 35–90 Hz, such as in the range of 35–80 Hz such as in the range of 35–70 Hzsuch as in the range of 35–60 Hz, such as in the range of 35–50 Hz.In one embodiment, the implantable vibration device is configured to vibrate at a the implantable vibration device is configured to vibrate with a period of 0.01–1 seconds, such as of 0.05–1 seconds. In one embodiment, the implantable vibration device is configured to vibrate at an amplitude such that the tissue in the stomach / intestine wall is displaced at least 1 mm. In one embodiment, the implantable vibration device comprises a vibration generating unit capable of causing the implantable vibration device to vibrate. In one embodiment, the vibration generating unit is comprises a motor having an offset shaft. In one embodiment, the vibration generating unit comprises at least one piezoelectric material configured to generate vibrations in the vibration device. In one embodiment, the piezoelectric material is a ceramic piezoelectric material. In one embodiment, the piezoelectric material is lead zirconate titanate, PZT. In one embodiment, the piezoelectric material is barium titanate. In one embodiment, the piezoelectric material is lead titanate. In one embodiment, the piezoelectric material is a polymeric piezoelectric material. In one embodiment, the polymeric piezoelectric material is polyvinylidene fluoride, PVDF. In one embodiment, wherein the piezoelectric material is comprised in a piezoelectric motor. In one embodiment, the piezoelectric motor is a piezoelectric inchworm motor.In one embodiment, the piezoelectric motor is a piezoelectric inertial motor.In one embodiment, the piezoelectric motor is a piezoelectric walk-drive motor.In one embodiment, the piezoelectric motor is a linear piezoelectric motor. In one embodiment, the vibration generating unit is attached to the casing, so that vibrations generated by the vibration generating unit can travel to the casing. In one embodiment, the piezoelectric motor is a rotational piezoelectric motor. In one embodiment, the vibration generating unit further comprises an weight configured to be eccentrically rotated by the rotational piezoelectric motor. In one embodiment, the system further comprising a further implantable vibration device 110’ configured to vibrate and therebystimulate an appetite controlling portion of the stomach and / or intestine wall of the of the patient. In one embodiment, the system further comprising a casing adapted to contain the implantable vibration device.In one embodiment, the system further comprises an implantable wireless energy transmitter, wherein wireless energytransmitter is configured to wirelessly transfer energy to the implantable vibration device.In one embodiment the wireless energy transmitter is configured to be implanted in a different, remote position in the body of the patient than the implantable vibration device.In one embodiment the wireless energy receiver of the implantable vibration device includes a secondary coil, and wherein thewireless energy transmitter comprises a primary coil configured to induce a voltage in the secondary coil of the vibration device. In one embodiment the wireless energy receiver is configured to receive the energy via RFID pulses.In one embodiment, the system comprising a feedback unit configured to provide feedback pertaining to an amount of energyreceived by the wireless energy receiver via the RFID pulses, the system being configured to adjust an amount of energy based on thefeedback. In one embodiment, the implantable vibration device comprises a rechargeable energy storage unit for temporarily storing at least part of the wirelessly received energy. In some embodiment, the implantable vibration device comprises an internal controller.In one embodiment the internal controller is configured to wirelessly receive vibration control data for controlling the vibration of the implantable vibration device. In one embodiment the internal controller is configured to receive the vibration control data wirelessly via the wireless energyreceiver. In one embodiment internal controller includes an individual code by which it is individually addressable by an external controller or remote controller. In one embodiment comprising an external controller configured to communicate with the internal controller wirelessly. In one embodiment the external controller is an implantable external controller configured to be implanted within the patient’s body. In one embodiment, the external controller is a remote controller configured to communicate with the internal controller from outside the patient’s body. In one embodiment, the system further comprising a remote controller configured to communicate with the implantable external controller from outside the patient’s body. In one embodiment the remote controller is configured to communicate with the implantable external controller via electric wiring. In one embodiment, the remote controller is configured to communicate with the implantable external controller wirelessly.In one embodiment, wherein the remote controller is configured to be mounted to the patient’s skin. In one embodiment the system is configured such that at least one of:- wireless communication from or to, or both from and to, a controller of the system is encrypted,- data transmitted by a controller via wireless communication is signed, and- authentication of a user of the system involves input of authentication data of the patient.In one embodiment the encrypted wireless communication includes encryption with a public key and decryption with a private In one embodiment the private key is a combined key derived by combining at least a first key and a second key.In one embodiment signing of the data transmitted by the controller via wireless communication involves a private key and verification of the signed data involves a public key. In one embodiment the system further comprising a verification unit configured to obtain the authentication data of the patient.In one embodiment, the verification unit comprises at least one of a fingerprint reader, a retina scanner, a camera, a graphical user interface for inputting a code, and a microphone. In one embodiment, the system further comprising a sensation generator for generating a sensation detectable by a sense of the patient, wherein authentication of a communication channel between two controllers of the system involves input of authentication data of the patient relating to the sensation. In one embodiment the authentication of the communication channel involves a verification that the authentication data match data from the sensation generator relating to the sensation generated by the sensation generator. In one embodiment the sensation generator is configured to generate as the sensation detectable by the sense of the patient at least one of:- a vibration, which includes or does not include a fixed-frequency mechanical vibration,- a sound, which includes or does not include a superposition of fixed-frequency mechanical vibrations,- a photonic signal, which includes or does not include a non-visible light pulse, such as an infrared pulse,- a light signal, which includes or does not include a visual light pulse,- an electrical signal, which includes or does not include an electrical current pulse, and- a heat signal, which includes or does not include a thermal pulse.In one embodiment theimplantable vibration device comprises an outer surface and a coating arranged on the outer surface. In one embodiment the coating comprises at least one layer of a biomaterial. In one embodiment, the biomaterial comprises at least one drug or substance with one or more of the following characteristics: an antithrombotic, an antibacterial and an antiplatelet characteristic. In one embodiment wherein the biomaterial is fibrin-based. In one embodiment further comprising a second coating arranged on the first coating. In one embodiment ,the second coating is of a different biomaterial than said first coating. In one embodiment the first coating comprises a layer of perfluorocarbon chemically attached to the surface, and wherein the second coating comprises a liquid perfluorocarbon layer. In one embodiment the coating comprises a drug encapsulated in a porous material. In one embodiment the surface comprises a metal. In one embodiment the metal comprises at least one of the following, titanium, cobalt, nickel, copper, zinc, zirconium, molybdenum, tin or lead. In one embodiment the surface comprises a micro pattern. In one embodiment, the system further comprising a layer of a biomaterial coated on the micro pattern.ASPECT 473B– Stimulation_Vibration_Appetite_InvaginatedIn another aspect, there is provided system for generating a celiac vagus nerve response in a patient, comprising: a vibration device configured to deliver vibrations to the stomach tissue of a patient; a sensor device configured to generate a sensor signal indicating an celiac vagus nerve response to the delivered vibrations; a control unit configured to: receive the sensor signal, and control an operation of the vibration device based at least in part on the sensor signal. In one embodiment, the sensor device comprises a sensor electrode configured to measure an electric activity in the celiacvagus nerve in response to the vibrations. In one embodiment, the sensor device comprises a sensor electrode configured to measure a change in electrical impedance inthe celiac vagus nerve in response to the. In one embodiment, wherein:the sensor electrode is configured to be arranged at the the celiac vagus nerve; the sensor device further comprises a reference electrode, and the sensor device is configured to generate the sensor signal based on an electrical interaction between the sensor electrode and the reference electrode. In one embodiment the reference electrode is formed by a casing of the vibration deviceIn one embodiment wherein the sensor device is configured to measure hormone level in the blood of the patient.In one embodiment the hormone is ghrelin.In one embodiment the hormone is insulin.In one embodiment the control unit is configured to determine a response measure based on the sensor signal, the responsemeasure being indicative of the celiac nerve response. In one embodiment the control unit is configured to:compare the response measure with a predetermined reference measure; and control the vibration device to: increase an intensity of the vibrations in response to the response measure being below the reference measure, and reduce the intensity of the vibrations in response to the response measure exceeding the reference measure. In one embodiment the control unit is configured to:increase the intensity of the stimulation signal by increasing at least one of a frequency, amplitude, period and duration of thevibrations; and reduce the intensity of the stimulation signal by reducing at least one of the frequency, amplitude, period and duration of vibrations.In one embodiment the predetermined reference measure is based on a previous measurement of the celiac nerve response inthe patient. In one embodiment the predetermined reference measure is based on previous measurements of celiac nerve responses inother patient. In one embodiment control unit is configured to monitor the level of celiac nerve response over time, and to control the vibrationdevice based on a change rate in the celiac nerve response over time. In one embodiment the control unit is configured to determine a calibration parameter of the vibration device based on theresponse measure. In one embodiment the vibrations are provided a frequency of 1–150 HzASPECT 473C– Stimulation_Vibration_Appetite_InvaginatedIn another aspect, there is provided a method for implanting a vibration device configured to reduce appetite in a human patient,the method comprises: invaginating, at least partially, a vibration device in the stomach of the patient. In one embodiment the method further comprises controlling the vibration device to vibrate, to thereby stimulate mechanoreceptors in the tissue of the stomach wall. In one embodiment, the controlling controls the vibration device to vibrate at a frequency in the range of 1–150 Hz such as in therange of 35–150 Hz. In one embodiment the controlling controls the vibration device to vibrate at an amplitude of at least 1 mm, such as in the rangeof 1–10 mm, preferably in the range of 1–5 mm. In one embodiment, the implantable vibration device is configured to vibrate with a period of 0.01–1 seconds, such as of 0.05–1 seconds In one embodiment, the step of controlling the vibration device to vibrate causes the vibration device to vibrate consecutively fora time of at least one minute. In one embodiment the vibration device is at least partially invaginated in the outside of the stomach of the patient. In one embodiment the vibration device is at least partially invaginated in the inside of the stomach of the patient. In one embodiment the vibration device is fully invaginated in the stomach of the patient, In one embodiment the vibration device is at least partially invaginated in the antrum of the stomach of the patient. In one embodiment the vibration device is at least partially invaginated in the fundus of the stomach of the patient. In one embodiment the vibration device is at least partially invaginated in the antrum of the stomach of the patient. In one embodiment the vibration device is at least partially invaginated in the cardia of the stomach of the patient. In one embodiment the method is a laparoscopic surgical method, and the method further comprises the step of introducing the vibration device into the body of the patient through a laparoscopic trocar.In one embodiment the method is a gastroscopic method, and the method further comprises the step of introducing the movement restriction device into the body of the patient through the esophagus of the patient. In one embodiment the method comprises the step of applying the surface friction reducing coating onto the vibration deviceprior to implantation in the body of the patient In one embodiment wherein the method comprises the step applying the surface friction reducing coating in situ between the implantable vibration device and tissue of the stomach wall of the patient.ASPECT 473D – Stimulation_Vibration_Appetite_InvaginatedIn another aspect, there is provided a method of reducing appetite in a human using a medical device system comprising pre- implanted vibration device at least partially invaginated in the wall of the stomach, the method comprising controlling the pre-implanted vibration device to vibrate to thereby activate at least one mechanoreceptor in the tissue of the stomach. In one embodiment, the vibration device is controlled to vibrate at a frequency in the range of 1–50 Hz, such as in the range of 35–150 Hz. In one embodiment, the vibration device is controlled to vibrate at a amplitude of at least 1 mm, such as in the range of 1–5 mm, more preferably in the range of 2–4 mm. In one embodiment the vibration device is controlled to vibrate consecutively for a period of at least one minute. In one embodiment the vibration device further comprises a wireless energy receiver, and wherein the method further comprises the steps of receiving, at the energy receiver, wireless energy for directly or indirectly operating the wireless energy device. In one embodiment the vibration device further comprises an internal controller, wherein the method further compriseswirelessly receiving, at the internal controller, vibration control data for controlling vibration of the vibration device. In one embodiment the vibration control data is wirelessly received via the wireless energy receiver. In one embodiment the step of sending a wireless control signal from a wireless remote control to the pre-implanted medical device system, wherein the vibration device is operated as a result of the receipt of the wireless control signal at the pre-implanted medical device system. In one embodiment the medical device system further comprises a pre-implanted controller configured to control the operation of the vibration device, and wherein the method comprises operating the vibration device as a result of at least one of: the receipt of a wireless control signal at the controller of the pre-implanted medical device, and the receipt of a sensor signal from a pre-implanted sensor at the controller, and the lapse of a pre-determined time. In one embodiment, the method is a cosmetic method. In one embodiment, the method is a non-therapeutic method.ASPECT 475A Stimulation_Vibration_General_PiezoIn another aspect, there is provided an implantable vibration device comprisinga vibration generating unit configured to cause the implantable vibration device to vibrate, wherein the vibration generating unit comprises at least one piezoelectric material, and a casing enclosing at least the vibration generating unit. In one embodiment, the implantable vibration device further comprising a wireless energy receiver configured to receivewireless energy to be used, directly or indirectly, by the vibration generating unit, wherein the casing further encloses the wireless energyreceiver. In one embodiment further, the implantable vibration device further comprises a wireless energy receiver configured to receivewireless energy to be used, directly or indirectly, by the vibration generating unit, wherein the wireless energy receiver is provided outsidethe casing and coupled to the vibration generating unit through a lead. In one embodiment, the implantable vibration device further comprises a rechargeable energy storage unit provided within thecasing. In one embodiment, the implantable vibration device further comprises the implantable vibration device comprises an internal controller. In one embodiment, the implantable vibration device further comprises the internal controller is configured to wirelessly receive vibration control data for controlling the vibration of the implantable vibration device. In one embodiment the implantable vibration device further comprises wherein the internal controller is configured to receivethe vibration control data wirelessly via the wireless energy receiver. In one embodiment, the implantable vibration device further comprises wherein the casing further encloses the internal controller. In one embodiment, the implantable vibration device further comprises the piezoelectric material is a ceramic piezoelectricmaterial. In one embodiment further, the implantable vibration device further comprises the piezoelectric material is lead zirconatetitanate, PZT. In one embodiment, the implantable vibration device further comprises wherein the piezoelectric material is barium titanate. In one embodiment the implantable vibration device further comprises the piezoelectric material is lead titanate.In one embodiment, the implantable vibration device further comprises the piezoelectric material is a polymeric piezoelectric material. In one embodiment, the implantable vibration device further comprises the polymeric piezoelectric material is polyvinylidenefluoride, PVDF. In one embodiment, the implantable vibration device further comprises wherein the piezoelectric material is comprised in a piezoelectric motor. In one embodiment, the implantable vibration device further comprises wherein the piezoelectric motor is a piezoelectricinchworm motor.In one embodiment, the implantable vibration device further comprises wherein the piezoelectric motor is a piezoelectric inertialmotor. In one embodiment, the implantable vibration device further comprises the piezoelectric motor is a piezoelectric walk-drivemotor. In one embodiment, the implantable vibration device further comprises the piezoelectric motor is a linear piezoelectric motor.In one embodiment, the vibration generating unit is attached to the casing, so that vibrations generated by the vibrationgenerating unit can travel to the casing. In one embodiment, the piezoelectric motor is a rotational piezoelectric motor. In one embodiment, the vibration generating unit further comprises an weight configured to be eccentrically rotated by the rotational piezoelectric motor. In one embodiment, the vibration generating unit is configured to cause the implantable vibration device to vibrate at a frequencyin the range of 1–150 Hz, such as in the range of 35–150 Hz. In one embodiment, the vibration generating unit is configured to cause the implantable vibration device to vibrate at an amplitude of at least 1 mm. In one embodiment, the implantable vibration device comprises an outer surface and a coating arranged on the outer surface. In one embodiment, the coating comprises at least one layer of a biomaterial. In one embodiment, the biomaterial comprises at least one drug or substance with one or more of the following characteristics: an antithrombotic, an antibacterial and an antiplatelet characteristic. In one embodiment, the biomaterial is fibrin-based. In one embodiment, the implantable vibration device further comprising a second coating arranged on the first coating. In one embodiment, the second coating is of a different biomaterial than said first coating. In one embodiment, the first coating comprises a layer of perfluorocarbon chemically attached to the surface, and wherein thesecond coating comprises a liquid perfluorocarbon layer. In one embodiment, the coating comprises a drug encapsulated in a porous material.In one embodiment, the surface comprises a metal.In one embodiment, the metal comprises at least one of the following, titanium, cobalt, nickel, copper, zinc, zirconium, molybdenum, tin or lead. In one embodiment, the surface comprises a micro pattern. In one embodiment, comprising a layer of a biomaterial coated on the micro pattern. In one embodiment, the vibration generating unit is substantially non-magnetic. In one embodiment, the vibration generating unit is substantially non-metallic. In one embodiment, the piezoelectric motor is a reversable piezoelectric motor.ASPECT 474 A- Stimulation_Vibration_Sexual dysfunction_SystemIn another aspect, there is provided a system for treating sexually dysfunctional female patient, comprising animplantable vibration device configured to vibrate and thereby stimulate sexually responsive tissue of the vulva or the wall of the vagina, wherein the implantable vibration device is configured to be implanted in the region of sexually responsive tissue in the vulva or the wall or the vagina. In some embodiments, said implantable vibration device comprises a wireless energy receiver configured to receive wirelessenergy. In some embodiments, the area of the sexually responsive tissue is the clitoris. In one embodiment, the area of the sexually responsive tissue is the labia major. In one embodiment, the area of the sexually responsive tissue is labia minor. In some embodiment, the area of the sexually responsive tissue is the vestibule. In some embodiment, the implantable vibration device is configured to vibrate at a frequency in the range of 1–1000 Hz, such as inthe range of 1 to 150 Hz. In some embodiment, the implantable vibration device is configured to vibrate at a the implantable vibration device is configured to vibrate with a period of 0.01–1 seconds, such as of 0.05–1 seconds. In some embodiment the implantable vibration device is configured to vibrate at an amplitude such that the tissue in the sexually responsive tissue is displaced at least 0.1 mm. In some embodiment, the implantable vibration device comprises a vibration generating unit capable of causing the implantable vibration device to vibrate. In some embodiment, the vibration generating unit is comprises a motor having an offset shaft. In some embodiment, wherein the vibration generating unit comprises at least one piezoelectric material configured to generate vibrations in the vibration device. In some embodiments, the piezoelectric material is a ceramic piezoelectric material. In some embodiments, the piezoelectric material is lead zirconate titanate, PZT. In some embodiments, the piezoelectric material is barium titanate. In some embodiments, the piezoelectric material is lead titanate. In some embodiments, the piezoelectric material is a polymeric piezoelectric material. In some embodiments, the polymeric piezoelectric material is polyvinylidene fluoride, PVDF. In some embodiments, the piezoelectric material is comprised in a piezoelectric motor. In some embodiments, the piezoelectric motor is a piezoelectric inchworm motor.In some embodiments, the piezoelectric motor is a piezoelectric inertial motor.In some embodiments, the piezoelectric motor is a piezoelectric walk-drive motor.In some embodiments, the piezoelectric motor is a linear piezoelectric motor.In some embodiments, the vibration generating unit is attached to the casing, so that vibrations generated by the vibration generating unit can travel to the casing. In some embodiments, the piezoelectric motor is a rotational piezoelectric motor. In some embodiments, the vibration generating unit further comprises an weight configured to be eccentrically rotated by the rotational piezoelectric motor. In some embodiments, the system further comprises a further implantable vibration device configured to vibrate and therebystimulate an appetite controlling portion of the stomach and / or intestine wall of the of the patient. In some embodiments, the system further comprising a casing adapted to contain the implantable vibration device.In some embodiments, the system further comprises an implantable wireless energy transmitter, wherein wireless energytransmitter is configured to wirelessly transfer energy to the implantable vibration device. In some embodiments the wireless energy transmitter is configured to be implanted in a different, remote position in the body of the patient than the implantable vibration device. In some embodiments, the wireless energy receiver of the implantable vibration device includes a secondary coil, and wherein the wireless energy transmitter comprises a primary coil configured to induce a voltage in the secondary coil of the vibration device. In some embodiments the wireless energy receiver is configured to receive the energy via RFID pulses. In some embodiments, the system further comprising a feedback unit configured to provide feedback pertaining to an amount of energy received by the wireless energy receiver via the RFID pulses, the system being configured to adjust an amount of energy based on the feedback. In some embodiments the implantable vibration device comprises a rechargeable energy storage unit for temporarily storing at least part of the wirelessly received energy. In some embodiments, the implantable vibration device comprises an internal controller. In some embodiments wherein the internal controller is configured to wirelessly receive vibration control data for controlling the vibration of the implantable vibration device. In some embodiments the internal controller is configured to receive the vibration control data wirelessly via the wireless energyreceiver. In some embodiments the internal controller includes an individual code by which it is individually addressable by an external controller or remote controller. In some embodiments, the system further comprising an external controller configured to communicate with the internal controller wirelessly. In some embodiments, the external controller is an implantable external controller configured to be implanted within the patient’s body. In some embodiments the external controller is a remote controller configured to communicate with the internal controller from outside the patient’s body.In some embodiments the system comprising a remote controller configured to communicate with the implantable external controller from outside the patient’s body. In some embodiments the remote controller is configured to communicate with the implantable external controller via electricwiring. In some embodiments, the remote controller is configured to communicate with the implantable external controller wirelessly. In some embodiments the remote controller is configured to be mounted to the patient’s skin. In some embodiment, the system is configured such that at least one of:- wireless communication from or to, or both from and to, a controller of the system is encrypted,- data transmitted by a controller via wireless communication is signed, and- authentication of a user of the system involves input of authentication data of the patient.In some embodiments the encrypted wireless communication includes encryption with a public key and decryption with a privatekey. In some embodiments the private key is a combined key derived by combining at least a first key and a second key. In some embodiments signing of the data transmitted by the controller via wireless communication involves a private key andverification of the signed data involves a public key.In some embodiments, the system further comprising a verification unit configured to obtain the authentication data of thepatient. In some embodiments the verification unit comprises at least one of a fingerprint reader, a retina scanner, a camera, a graphical user interface for inputting a code, and a microphone. In some embodiment, the system further comprising a sensation generator for generating a sensation detectable by a sense ofthe patient, wherein authentication of a communication channel between two controllers of the system involves input of authentication data of the patient relating to the sensation. In some embodiments, the authentication of the communication channel involves a verification that the authentication data match data from the sensation generator relating to the sensation generated by the sensation generator. In some embodiments, the sensation generator is configured to generate as the sensation detectable by the sense of the patient at least one of:- a vibration, which includes or does not include a fixed-frequency mechanical vibration,- a sound, which includes or does not include a superposition of fixed-frequency mechanical vibrations,- a photonic signal, which includes or does not include a non-visible light pulse, such as an infrared pulse,- a light signal, which includes or does not include a visual light pulse,- an electrical signal, which includes or does not include an electrical current pulse, and- a heat signal, which includes or does not include a thermal pulse.In some embodiments the implantable vibration device comprises an outer surface and a coating arranged on the outer surface. In some embodiments the coating comprises at least one layer of a biomaterial.In some embodiments the biomaterial comprises at least one drug or substance with one or more of the following characteristics: an antithrombotic, an antibacterial and an antiplatelet characteristic. In some embodiments the biomaterial is fibrin-based.In some embodiments a second coating arranged on the first coating. In some embodiments the second coating is of a different biomaterial than said first coating. In some embodiments the first coating comprises a layer of perfluorocarbon chemically attached to the surface, and wherein the second coating comprises a liquid perfluorocarbon layer. In some embodiments the coating comprises a drug encapsulated in a porous material.In some embodiments the surface comprises a metal. In some embodiments the metal comprises at least one of the following, titanium, cobalt, nickel, copper, zinc, zirconium, molybdenum, tin or lead. In some embodiments the surface comprises a micro pattern. In some embodiments comprising a layer of a biomaterial coated on the micro pattern.ASPECT 474 B- Stimulation_Vibration_Sexual dysfunction_SystemIn another aspect, there is a method for implanting a vibration device for delivering vibrations to the sexually responsive tissue in a female,wherein the vibration device is configured to vibrate and thereby stimulate sexually responsive tissue of the vulva or the wall of the vagina, wherein the implantable vibration device is configured to be implanted in the region of sexually responsive tissue in the vulva or the wall or the vagina, wherein said implantable vibration device comprises a wireless energy receiver configured to receive wireless energy, the method comprising the steps of creating an opening in the skin or vaginal wall of the female patient; dissecting an area of the sexually responsive tissue, and placing the vibration device within said area. In some embodiments, the step of creating an opening in the skin or vaginal wall of the female patient comprises inserting a tube or needle into the patients body, filling the tube or needle with a gas and thereby expanding a cavity within the female patients body, inserting at least two laparoscopic trocars into said cavity, inserting at least one camera trough at least one laparoscopic trocar, inserting at least one dissecting tool through at least one laparoscopic trocar. In some embodiments the area of the sexually responsive tissue is the vulva.4. The method according to aspect 1 or 2 wherein the area of the sexually responsive tissue is the vagina.In some embodiments, the area of the sexually responsive tissue is the clitoris. In some embodiments, the area of the sexually responsive tissue is the labia major. In some embodiments the area of the sexually responsive tissue is labia minor. In some embodiments the area of the sexually responsive tissue the vestibule.ASPECT 474 C- Stimulation_Vibration_Sexual dysfunction_SystemIn another aspect, there is provided method for delivering vibrations to the sexually responsive tissue of a female using a pre- implanted medical device system comprising a vibration device pre-implanted in the sexually responsive tissue of the vulva or the wall of the vagina, wherein the vibration device comprises a wireless energy receiver, wherein the method comprises the steps of controlling the vibration device to vibrate to thereby stimulate the sexually responsive tissue of the vulva or wall of the vagina; and receiving, at the energy receiver, wireless energy for directly or indirectly operating the vibration device. In some embodiments the vibration device and the wireless energy receiver R are provided in a common, pre-implanted, casing. In some embodiments the vibration device is controlled to vibrate at an frequency in the range of 0.1 to 1 kHz. In some embodiments the vibration device is controlled to vibrate at an frequency in the range of 0.1 to 100 Hz. In some embodiments the vibration device is controlled to vibrate at an amplitude of at least 0.1 mm, or of at least 1 mm, or in the range of 0.1 to 10 mm, or in the range of 1 to 5 mm. In some embodiments, the method further comprising a step of step of sending a wireless control signal the pre-implantedvibration device, wherein the vibration device is configured to vibrate as a result of the wireless control signal. In some embodiments the pre-implanted medical device system further comprises a controller configured to control the operation of the vibration device, and wherein the method comprises operating the first member as a result of at least one of: the receipt of a wireless control signal at the controller of the pre-implanted medical device, and the receipt of a sensor signal from a pre-implanted sensor at the controller, and the lapse of a pre-determined time. In some embodiments, the pre-implanted medical device is pre-implanted in an area of the sexually responsive tissue in the vulva. In some embodiments the pre-implanted medical device is pre-implanted in an area of the sexually responsive tissue in the vagina. In some embodiments the pre-implanted medical device is pre-implanted in an area of the sexually responsive tissue in the clitoris. In some embodiments the pre-implanted medical device is pre-implanted in an area of the sexually responsive tissue in the labiamajor.In some embodiments the pre-implanted medical device is pre-implanted in an area of the sexually responsive tissue in the labia minor. In some embodiments the pre-implanted medical device is pre-implanted in an area of the sexually responsive tissue in the vestibule. An external device configured for communication with the implantable medical device according to any of the embodiments herein, when implanted in a patient, is further provided. The external device comprises at least one first wireless transceiver configured for communication with the implantable medical device using a first network protocol, for determining a distance between the external device and the implantable medical device, and at least one second wireless transceiver configured for communication with the implantable medical device using a second network protocol, for transferring data between the external device and the implantable medical device. According to one embodiment, the first wireless transceiver comprises an UWB transceiver. According to one embodiment, the first wireless transceiver is configured for transcutaneous energy transfer for at least one of: powering an energy consuming component of the implantable medical device, and charging an implantable energy storage unit. According to one embodiment, the second network protocol is a standard network protocol. According to one embodiment, the second wireless transceiver comprises a Bluetooth transceiver. According to one embodiment, the external device is further configured to communicate with a second external device using the at least one wireless transceiver. According to one embodiment, the external device is configured for determining a distance between the external device and the implantable medical device by determining the RSSI. According to one embodiment, the standard network protocol is one of, or a combination of: Radio Frequency type protocol, RFIDtype protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM typeprotocol. According to one embodiment, a communication range of the first network protocol is less than a communication range of the second network protocol. According to one embodiment, a frequency band of the first network protocol differs from a frequency band of the second network protocol. According to one embodiment, the external device is configured to authenticate the implantable medical device if the determined distance between the external device and the implantable medical device is less than a predetermined threshold value. The external device may be configured to allow the transfer of data between the external device and the implantable medical device after the implantable medical device has been authenticated. According to one embodiment, the external device is a wearable external device. According to one embodiment, the external device is a handset. An implantable medical device configured for communication with an external device according to one of the embodiments herein is further provided. The implantable medical device comprising at least one first wireless transceiver configured for communication with the external device using a first network protocol, for determining a distance between the external device and the implantable medicaldevice, and at least one second wireless transceiver configured for communication with the external device using a second network protocol, for transferring data between the external device and the implantable medical device. According to one embodiment, the first wireless transceiver comprises an UWB transceiver. According to one embodiment, the first wireless transceiver is configured for transcutaneous energy transfer for at least one of:powering an energy consuming component of the implantable medical device, and charging an implantable energy storage unit. According to one embodiment, the second network protocol is a standard network protocol. According to one embodiment, the second wireless transceiver comprises a Bluetooth transceiver. According to one embodiment, the implantable medical device is further configured to communicate with a second external device using said at least one wireless transceiver. According to one embodiment, the implantable medical device is configured for determining a distance between the external device and the implantable medical device by determining the RSSI. According to one embodiment, the standard network protocol is one of, or a combination of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. The communication range of the first network protocol may be less than the communication range of the second network protocol. The frequency band of the first network protocol may differ from a frequency band of the second network protocol.According to one embodiment, the implantable medical device is configured to authenticate the external device if the determined distance between the external device and the implantable medical device is less than a predetermined threshold value. According to one embodiment, the implantable medical device may be configured to allow the transfer of data between the implantable medical device and the external device after the external device has been authenticated. An external device configured for communication with an implantable medical device according to any one of the embodiments disclosed herein is further provided. The external device comprising a wireless communication unit configured for wireless transmission of control commands to the implantable medical device and configured for wireless communication with a display device, and a computing unit configured for running a control software for creating the control commands for the operation of the implantable medical device. The computing unit may be configured to transmit a control interface to a display device configured to display the control interface to a user, receive user input from the display device, and transform the user input into the control commands for wireless transmission to the implantable medical device. In one embodiment, the wireless communication unit comprises a wireless transceiver for wireless transmission of control commands to the implantable medical device, and wireless transmission of the control interface to the display device. According to one embodiment, the wireless communication unit comprises a first wireless transceiver for wireless transmission of control commands to the implantable medical device, and a second wireless transceiver for wireless transmission of the control interface to the display device. The wireless communication unit may in one embodiment be configured for wireless communication with the display device using a standard network protocol.In one embodiment, the wireless communication unit is configured for wireless communication with the implantable medical device using a proprietary network protocol. The wireless communication unit may comprise a Bluetooth transceiver, which may be comprised in one of the first and secondwireless transceiver. According to one embodiment, the wireless communication unit comprises a UWB transceiver, which may be comprised in one of the first and second wireless transceiver. The wireless communication unit may comprise at least one first wireless transceiver configured for communication with the implantable medical device using a first network protocol, for determining a distance between the external device and the implantable medical device, and at least one second wireless transceiver configured for communication with the implantable medical device using a second network protocol, for transferring data between the external device and the implantable medical device. According to one embodiment, the first wireless transceiver is configured for transcutaneous energy transfer for at least one of: powering an energy consuming component of the implantable medical device, and charging an implantable energy storage unit. According to one embodiment, the standard network protocol is one of, or a combination of: Radio Frequency type protocol, RFIDtype protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM typeprotocol. The communication range of the first wireless transceiver may be less than a communication range of the second wireless transceiver The frequency band of the first network protocol may differ from a frequency band of the second network protocol. According to one embodiment, the external device is configured to authenticate the implantable medical device if a distance between the external device and the implantable medical device is less than a predetermined threshold value. According to one embodiment, the external device is configured to be authenticated by the implantable medical device if a distance between the external device and the implantable medical device is less than a predetermined threshold value. According to one embodiment, the external device is configured to authenticate the display device if a distance between theexternal device and the display device is less than a predetermined threshold value. According to one embodiment, the external device is configured to be authenticated by the implantable medical device if a distance between the external device and the display device is less than a predetermined threshold value. The external device may be configured to allow the transfer of data between the external device and the implantable medical device, and / or the external device and the display device, on the basis of the authentication. According to one embodiment, the computing unit is configured to encrypt at least one of the control interface and the control commands. A display device for communication with an external device for communication with an implantable medical device is furtherprovided. The display device comprises a wireless communication unit configured for wirelessly receiving an implant control interface fromthe external device and configured for wirelessly transmitting implant control user input to the external device. The display device furthercomprising a display for displaying the received implant control interface, and an input device for receiving implant control input from theuser.According to one embodiment, the display device further comprises an auxiliary wireless communication unit configured to be disabled to enable at least one of: wirelessly receiving the implant control interface from the external device, and wirelessly transmitting implant control user input to the external device. According to one embodiment, the wireless communication unit is configured for wireless communication with the external device using a standard network protocol. According to one embodiment, the wireless communication unit is configured for wireless communication with the external device using a proprietary network protocol. According to one embodiment, the wireless communication unit comprises a Bluetooth transceiver.According to one embodiment, the wireless communication unit comprises a UWB transceiver. According to one embodiment, the standard network protocol is one of, or a combination of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. The communication range of the wireless communication unit of the display device may be less than a communication range ofthe auxiliary wireless communication unit.According to one embodiment, the display device is configured to authenticate the external device if a distance between the display device and the external device is less than a predetermined threshold value. According to one embodiment, the display device is configured to be authenticated by the external device if a distance betweenthe display device and the external device is less than a predetermined threshold value. According to one embodiment, the display device is configured to allow the transfer of data between the display device and the external device on the basis of the authentication. The display device may be a wearable external device or a handset. A communication system for enabling communication between a display device and an implantable medical device is further provided. The communication system comprising a display device, a server, and an external device. The display device comprises a wireless communication unit configured for wirelessly receiving an implant control interface from the server, the implant control interface beingprovided by the external device, the wireless communication unit further being configured for wirelessly transmitting implant control userinput to the server, destined for the external device, a display for displaying the received implant control interface, and an input device for receiving implant control input from the user. The server of the communication system comprises: a wireless communication unit configured for wirelessly receiving an implant control interface from the external device and wirelessly transmitting the implant control interface to the display device, the wireless communication unit further being configured for wirelessly receiving implant control user inputfrom the display device and wirelessly transmitting the implant control user input to the external device. The external device of thecommunication system comprises a wireless communication unit configured for wireless transmission of control commands to the implantable medical device and configured for wireless communication with the server, and a computing unit configured for: running a control software for creating the control commands for the operation of the implantable medical device, transmit a control interface to the server, destined for the display device, receive implant control user input generated at thedisplay device, from the server, and transform the user input into the control commands for wireless transmission to the implantable medical device. According to one embodiment, the computing unit of the communication system is configured to encrypt at least one of the control interface and the control commands. According to one embodiment, the display device is configured to encrypt the user input. According to one embodiment, the server is configured to encrypt at least one of the user input received from the display device and the control interface received from the external device. According to one embodiment, the computing unit is configured to encrypt the control interface and the display device isconfigured to decrypt the encrypted control interface. According to one embodiment, the server is configured to act as a router, transferring the encrypted control interface from the external device to the display device without decryption. A display device for communication with an external device for communication with an implantable medical device is further provided. The display device comprising a wireless communication unit, a display, and an input device for receiving implant control input from the user. The display device is configured to run a first application for wireless communication with a server, and to run a secondapplication for wireless communication with the external device for transmission of the implant control input to the external device for thecommunication with the implantable medical device, wherein the second application is configured to be accessed through the first application. The display device may comprise a first log-in function and a second log-in function, and wherein the first log-in function gives the user access to the first application and wherein the first and second log-in function in combination gives the user access to the second application. According to one embodiment, the first log-in is a PIN-based log-in. According to one embodiment, at least one of the first and second log-in is a log-in based on a biometric input or a hardware key. According to one embodiment, the display device further comprises an auxiliary wireless communication unit, and the auxiliary wireless communication unit is configured to be disabled to enable wireless communication with the external device. According to one embodiment, the display device is configured to wirelessly receive an implant control interface from the external device to be displayed on the display. According to one embodiment of the display device, the wireless communication unit is configured for wireless communication with the external device using a standard network protocol. According to one embodiment of the display device, the wireless communication unit is configured for wireless communication with the external device using a proprietary network protocol. According to one embodiment of the display device, the wireless communication unit is configured for wireless communication with the external device using a first network protocol and with the server using a second network protocol. According to one embodiment of the display device, the wireless communication unit is configured for wireless communication with the external device using a first frequency band and with the server using a second frequency band. According to one embodiment of the display device, the wireless communication unit comprises a Bluetooth transceiver.According to one embodiment of the display device, the wireless communication unit comprises a UWB transceiver. According to one embodiment, the standard network protocol is one of, or a combination of: Radio Frequency type protocol, RFIDtype protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM typeprotocol. According to one embodiment, the communication range of the wireless communication unit is less than a communication range of the auxiliary wireless communication unit. According to one embodiment, the wireless communication unit comprises a first wireless transceiver for communication with the external device and a second wireless transceiver for communication with the server. The second wireless transceiver may be configured to be disabled to enable wireless communication using the first wireless transceiver. According to one embodiment, the display device is configured to authenticate the external device if a distance between the display device and the external device is less than a predetermined threshold value, and the display device is configured to be authenticated by the external device if a distance between the display device and the external device is less than a predetermined threshold value. According to one embodiment, the display device is configured to allow the transfer of data between the display device and the external device on the basis of the authentication. The display device may be a wearable external device or a handset. According to one embodiment of the display device, the second application may be configured to receive data related to a parameter of the implanted medical device. According to one embodiment, the second application is configured to receive data related to a sensor value received from the implanted medical device. According to one embodiment, the second application is configured to receive data related to a parameter related to at least one of: a battery status, a temperature, a time, or an error. According to one embodiment, the display device is configured to encrypt the user input. According to one embodiment, the display is configured to encrypt the user input for decryption by the implantable medical device. According to one embodiment, the display device is configured to decrypt the control interface received from the external device, for displaying the control interface on the display. According to one embodiment, at least one of the first and second application is configured to receive data from an auxiliary external device and present the received data to the user. At least one of the first and second application may be configured to receive data from an auxiliary external device comprising ascale for determining the weight of the user.According to one embodiment, at least one of the first and second application may be configured to receive data related to the weight of the user from an auxiliary external device comprising a scale.According to one embodiment, the display device is configured to: wirelessly transmit the data related to the weight of the user to the external device, or wirelessly transmit an instruction derived from the data related to the weight of the user, or wirelessly transmit an instruction derived from a combination of the data related to the weight of the user and the implant control input received from the user. A communication system for enabling communication between a display device and an implantable medical device is further provided. The communication system comprises a display device, a server, and an external device. The display device comprises: a wireless communication unit configured for wirelessly receiving an implant control interface from the external device, the wireless communication unit further being configured for wirelessly transmitting implant control user input to the external device. The display device furthercomprises a display for displaying the received implant control interface, and an input device for receiving implant control input from theuser, wherein the display device is configured to run a first application for wireless communication with the server, and to run a second application for wireless communication with the external device for transmission of the implant control input to the external device for thecommunication with the implantable medical device. The external device comprises a wireless communication unit configured for wirelesstransmission of control commands based on the implant control input to the implantable medical device and configured for wireless communication with the display device. According to one embodiment, the display device comprises a first log-in function and a second log-in function, and wherein the first log-in function gives the user access to the first application and wherein the first and second log-in function in combination gives the user access to the second application. The second application may be configured to receive data related to a parameter of the implanted medical device, and the second application may be configured to receive data related to a sensor value received from the implanted medical device. According to one embodiment, the second application is configured to receive data related to a parameter related to at least one of: a battery status, a temperature, a time, or an error. According to one embodiment, the display device is configured to encrypt the user input. According to one embodiment, the display is configured to encrypt the user input for decryption by the implantable medicaldevice. According to one embodiment, the external device is configured to act as a router, transferring the encrypted user input from the display device to the implantable medical device without decryption. According to one embodiment, the external device is configured to encrypt at least one of the control interface and the control commands. According to one embodiment, the external device is configured to encrypt the control interface and wherein the display device is configured to decrypt the encrypted control interface. A computer program product configured to run in a display device comprising a wireless communication unit, a display for displaying the received implant control interface, and an input device for receiving implant control input from a user is further provided. The computer program product comprising a first application for communication with a server, and a second application for communication with an external device for transmission of the implant control input to the external device for the communication with an implantable medical device, wherein the second application is configured to be accessed through the first application. The computer program productfurther comprises a first log-in function, and a second log-in function, wherein the first log-in function gives the user access to the first application and the first and second log-in function in combination gives the user access to the second application. According to one embodiment of the computer program product, the second application is configured to receive data related to a parameter of the implanted medical device. According to one embodiment of the computer program product, the second application is configured to receive data related to a sensor value received from the implanted medical device. According to one embodiment of the computer program product, the second application is configured to receive data related to a parameter related to at least one of: a battery status, a temperature, a time, or an error. A communication system for enabling communication between a display device, an external device, a server and an implantable medical device is further provided. The communication system comprising: a server, a display device, an external device, and an implantablemedical device. The display device comprises: a wireless communication unit for wirelessly communicating with at least one of the externaldevice and the server, a display, and an input device for receiving input from the user. The external device comprises: a wireless communication unit configured for wireless transmission of control commands to the implantable medical device and configured for wireless communication with at least one of the display device and the server. The server comprises: a wireless communication unit configured for wireless communication with at least one of the display device and the external device. The implantable medical device comprises: a wireless communication unit configured for wireless communication with the external device. The implantable medical devicecomprises an encryption unit which is configured to encrypt data destined for the server, transmit the data to the server via the externaldevice, wherein the external device acts as a router transferring the data without full decryption, or the implantable medical device comprises an encryption unit and is configured to: encrypt data destined for the display device, transmit the data to the display device via the external device, wherein the external device acts as a router transferring the data without full decryption, or the server comprises an encryption unit and is configured to: encrypt data destined for the implantable medical device, transmit the data to the implantable medical device via the external device, wherein the external device acts as a router transferring the data without full decryption, or the server comprises an encryption unit and is configured to: encrypt data destined for the implantable medical device, transmit the data to theimplantable medical device via the display device and the external device, wherein the display device and the external device acts as arouter transferring the data without full decryption, or the display device comprises an encryption unit and is configured to: encrypt datadestined for the implantable medical device, transmit the data to the implantable medical device via the external device, wherein theexternal device acts as a router transferring the data without full decryption, or the display device comprises an encryption unit and isconfigured to: encrypt data destined for the implantable medical device, transmit the data to the implantable medical device via the server and the external device, wherein the server and the external device acts as a router transferring the data without full decryption. According to one embodiment, the display device is configured to wirelessly receive an implant control interface from the external device to be displayed on the display. According to one embodiment of the communication system, at least two of: the wireless communication unit of the server, the wireless communication unit of the display device, the wireless communication unit of the external device, and the wireless communicationunit of the implantable medical device - is configured for wireless communication using a standard network protocol.According to one embodiment, the at least two of: the wireless communication unit of the server, the wireless communication unit of the display device, the wireless communication unit of the external device, and the wireless communication unit of the implantablemedical device - is configured for wireless communication using a proprietary network protocol.According to one embodiment, the wireless communication unit of the external device is configured to: use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the server, or use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the display device. According to one embodiment, the wireless communication unit of the external device is configured to: use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the server, or use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the display device. According to one embodiment, the wireless communication unit of the display device is configured to use a first network protocol for communication with the external device and use a second network protocol for communication with the server. According to one embodiment, the wireless communication unit of the display device is configured to use a first frequency band for communication with the external device and use a second frequency band for communication with the server. According to one embodiment, the wireless communication unit of the server is configured to use a first network protocol for communication with the external device and use a second network protocol for communication with the display device. According to one embodiment, the wireless communication unit of the server is configured to use a first frequency band for communication with the external device and use a second frequency band for communication with the display device. According to one embodiment, the wireless communication unit of at least one of the server, the display device, the external device, and the implantable medical device comprises a Bluetooth transceiver. According to one embodiment, the wireless communication unit of at least one of the server, the display device, the external device, and the implantable medical device comprises a UWB transceiver. According to one embodiment, the standard network protocol is one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and a GSM type protocol. According to one embodiment, the wireless communication unit of the external device comprises a first wireless transceiver for wireless communication with the implantable medical device, and a second wireless transceiver for wireless communication with the server, and wherein the second wireless transceiver has a longer effective range than the first wireless transceiver. According to one embodiment, the wireless communication unit of the external device comprises a first wireless transceiver forwireless communication with the implantable medical device, and a second wireless transceiver for wireless communication with thedisplay device, and wherein the second wireless transceiver has a longer effective range than the first wireless transceiver. According to one embodiment, the wireless communication unit of the display device comprises a first wireless transceiver for wireless communication with the external device, and a second wireless transceiver for wireless communication with the server, and wherein the second wireless transceiver has a longer effective range than the first wireless transceiver.According to one embodiment, the second wireless transceiver has an effective range being one of: 2 times, 4 times, 8 times 20 times, 50 times or 100 times longer than the first wireless transceiver. According to one embodiment, the second wireless transceiver is configured to be disabled to enable wireless communication using the first wireless transceiver. According to one embodiment, of the communication system, at least one of: the display device is configured to authenticate the external device if a distance between the display device and the external device is less than a predetermined threshold value, the display device is configured to be authenticated by the external device if a distance between the display device and the external device is less than a predetermined threshold value, the display device is configured to authenticate the implantable medical device if a distance between the display device and the implantable medical device is less than a predetermined threshold value, the display device is configured to be authenticated by the implantable medical device if a distance between the display device and the implantable medical device is less than a predetermined threshold value, the external device is configured to authenticate the display device if a distance between the external device and the display device is less than a predetermined threshold value, the external device is configured to be authenticated by the display device if a distance between the external device and the display device is less than a predetermined threshold value, the external device is configured to authenticate the implantable medical device if a distance between the external device and theimplantable medical device is less than a predetermined threshold value, andthe external device is configured to be authenticated by the implantable medical device if a distance between the external device and the implantable medical device is less than a predetermined threshold value. According to one embodiment of the communication system, the display device may be configured to allow the transfer of data between the display device and the external device on the basis of the authentication. According to one embodiment of the communication system, the external device is configured to allow the transfer of data between the display device and the external device on the basis of the authentication. According to one embodiment of the communication system, the external device is configured to allow the transfer of data between the external device and the implantable medical device on the basis of the authentication. According to one embodiment of the communication system, the display device is a wearable external device or a handset. According to one embodiment of the communication system, the data encrypted by the implantable medical device is related to at least one of: a battery status, a temperature, a time, or an error. Aserver for use in the communication system according to any one of the embodiments above is further provided. claims 1 – 24.A display device for use in the communication system according to any one of the embodiments above is further provided. An external device for use in the communication system according to any one of the embodiments above is further provided. An implantable medical device for use in the communication system according to any one of the embodiments above is further provided.An external device configured for communication with an implantable medical device, when implanted in a patient, is provided. Theexternal device comprises at least one first wireless transceiver configured for communication with the implantable medical device using a first network protocol, for determining a distance between the external device and the implantable medical device, and at least one second wireless transceiver configured for communication with the implantable medical device using a second network protocol, for transferring data between the external device and the implantable medical device. According to one embodiment, the first wireless transceiver comprises an UWB transceiver. According to one embodiment, the first wireless transceiver is configured for transcutaneous energy transfer for at least one ofpowering an energy consuming component of the implantable medical device and charging an implantable energy storage unit. According to one embodiment, the second network protocol is a standard network protocol. The standard network protocol may be one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to one embodiment, the second wireless transceiver comprises a Bluetooth transceiver. According to one embodiment, the external device is further configured to communicate with a second external device using said at least one wireless transceiver. According to one embodiment, the external device is configured for determining a distance between the external device and the implantable medical device by determining the RSSI. According to one embodiment, a communication range of the first network protocol is less than a communication range of the second network protocol. According to one embodiment, a frequency band of the first network protocol differs from a frequency band of the second network protocol. According to one embodiment, the external device is configured to authenticate the implantable medical device if the determined distance between the external device and the implantable medical device is less than a predetermined threshold value. According to one embodiment, the external device is configured to allow the transfer of data between the external device and the implantable medical device after the implantable medical device has been authenticated. According to one embodiment, the external device is one from the list of: a wearable external device, and a handset. An implantable medical device configured for communication with an external device is provided. The implantable medical devicecomprises at least one first wireless transceiver configured for communication with the external device using a first network protocol, fordetermining a distance between the external device and the implantable medical device, and at least one second wireless transceiver configured for communication with the external device using a second network protocol, for transferring data between the external device and the implantable medical device. According to one embodiment, the first wireless transceiver comprises an UWB transceiver. According to one embodiment, the first wireless transceiver is configured for transcutaneous energy transfer for at least one of:powering an energy consuming component of the implantable medical device, and charging an implantable energy storage unit.According to one embodiment, the second network protocol is a standard network protocol, such as selected from the list of Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to one embodiment, the second wireless transceiver comprises a Bluetooth transceiver. According to one embodiment, the implantable medical device is further configured to communicate with a second external device using said at least one wireless transceiver. According to one embodiment, the implantable medical device is configured for determining a distance between the external device and the implantable medical device by determining the RSSI. According to one embodiment, a communication range of the first network protocol is less than a communication range of the second network protocol. According to one embodiment, a frequency band of the first network protocol differs from a frequency band of the second network protocol. According to one embodiment, the implantable medical device is configured to authenticate the external device if the determined distance between the external device and the implantable medical device is less than a predetermined threshold value. According to one embodiment, the implantable medical device is configured to allow the transfer of data between the implantable medical device and the external device after the external device has been authenticated. According to one embodiment, the implantable medical device comprises at least one of: an external heart compression device, an apparatus assisting the pump function of a heart of the patient, an apparatus assisting the pump function comprising a turbine bump placed within a patient’s blood vessel for assisting the pump function of the heart, an operable artificial heart valve, an operable artificial heart valve for increasing the blood flow to the coronary arteries, an implantable drug delivery device, an implantable drug delivery device for injecting directly into a blood vessel and change the position of the injection site, all from within the patient’s body, an implantable drug delivery device for injecting potency enhancing drugs into an erectile tissue of the patient, a hydraulic, mechanic, and / or electric constriction implant, an operable volume filling device, an operable gastric band, an operable implant for stretching the stomach wall of the patient for creating satiety, an implant configured to sense the frequency of the patient ingesting food, an operable cosmetic implant, an operable cosmetic implant for adjust the shape and / or size in the breast region of a patient, an implant controlling medical device for the emptying of a urinary bladder,an implant hindering urinary leakage, an implant hindering anal incontinence, an implant controlling the emptying of fecal matter, an implant monitoring an aneurysm, an implant for hindering the expansion of an aneurysm, an implant lubricating a joint, an implant for affecting the blood flow to an erectile tissue of the patient, an implant for simulating the engorgement of an erectile tissue, an implant with a reservoir for holding bodily fluids, an implant storing and / or emptying a bodily reservoir or a surgically created reservoir, an implant communicating with a database outside the body, an implant able to be programmed from outside the body, an implant able to be programmed from outside the body with a wireless signal, an implant treating impotence, an implant controlling the flow of eggs in the uterine tube, an implant controlling the flow of sperms in the uterine tube, an implant controlling the flow of sperms in the vas deferens, an implant for hindering the transportation of the sperm in the vas deferens, an implant treating osteoarthritis, an implant performing a test of parameters inside the body, an implant controlling specific treatment parameters from inside the body, an implant controlling bodily parameters from inside the body,an implant controlling the blood pressure,an implant controlling the blood pressure by affecting the dilatation of the renal artery, an implant controlling a drug treatment parameter, an implant controlling a parameter in the blood, an implant for adjusting or replacing any bone part of a body of the patient, an implant replacing an organ of the patient or part of an organ of the patient or the function thereof, a vascular treatment device, an implant adapted to move fluid inside the body of the patient, an implant configured to sense a parameter related to the patient swallowing, an implant configured to exercise a muscle with electrical or mechanical stimulation, an implant configured for emptying an intestine portion on command,an operable implant configured to be invaginated in the stomach of the patient to reduce the volume of the stomach substantiallymore than the volume of the device, an implant configured for emptying the urinary bladder from within the patient’s body by compressing the bladder, an implant configured for draining fluid from within the patient’s body,an implant configured for the active lubrication of a joint with an added lubrication fluid, an implant configured for removing clots and particles from the patient’s blood stream, an implant configured for elongating or straightening a bone in the patient, to reduce scoliosis, a device to stimulate the brain for a several position to a focused point, an artificial stomach replacing the function of the natural stomach, an implant configured for adjusting the position of a female’s urinary tract or bladder neck, an implant configured for stimulating the ampulla vas deference and creating temporary constriction. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein a health care provider, HCP, or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP external interrogation device, EID, are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the dedicated data infrastructure, DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. A patient external device configured for communication with an implantable medical device, when implanted in a patient, is provided. The patient external device comprises a wireless communication unit configured for wireless transmission of control commands to the implantable medical device and configured for wireless communication with a patient display device, and a computing unit configured for running a control software for creating the control commands for the operation of the implantable medical device. The computing unit is configured to transmit a control interface as a remote display portal to a patient display device configured to display the control interface to a user, receive user input from the patient display device, and transform the user input into the control commands for wireless transmission to the implantable medical device. According to one embodiment, the wireless communication unit comprises a wireless transceiver for wireless transmission of control commands to the implantable medical device, and wireless transmission of the control interface as the remote display portal to the patient display device. According to one embodiment, the wireless communication unit comprises a first wireless transceiver for wireless transmissionof control commands to the implantable medical device, and a second wireless transceiver for wireless transmission of the control interface to the patient display device.According to one embodiment, the wireless communication unit is configured for wireless communication with the patient display device using a standard network protocol. According to one embodiment, the wireless communication unit is configured for wireless communication with the implantable medical device using a proprietary network protocol. According to one embodiment, the wireless communication unit comprises a Bluetooth transceiver. According to one embodiment, at least one of the first and second wireless transceiver comprises a Bluetooth transceiver. According to one embodiment, the wireless communication unit comprises a UWB transceiver. According to one embodiment, at least one of the first and second wireless transceiver comprises a UWB transceiver. According to one embodiment, the wireless communication unit comprises at least one first wireless transceiver configured for communication with the implantable medical device using a first network protocol, for determining a distance between the patient external device and the implantable medical device, and at least one second wireless transceiver configured for communication with the implantablemedical device using a second network protocol, for transferring data between the patient external device and the implantable medicaldevice. According to one embodiment, the first wireless transceiver is configured for transcutaneous energy transfer for at least one of:powering an energy consuming component of the implantable medical device and charging an implantable energy storage unit. According to one embodiment, the standard network protocol is one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to one embodiment, a communication range of the first wireless transceiver is less than a communication range of the second wireless transceiver. According to one embodiment, at least one of: the patient external device is configured to authenticate the implantable medical device if a distance between the patient external device and the implantable medical device is less than a predetermined threshold value, the patient external device is configured to be authenticated by the implantable medical device if a distance between the patient external device and the implantable medical device is less than a predetermined threshold value, the patient external device is configured to authenticate the patient display device if a distance between the patient external device and the patient display device is less than a predetermined threshold value, and the patient external device is configured to be authenticated by the implantable medical device if a distance between the patient external device and the patient display device is less than a predetermined threshold value. According to one embodiment, the patient external device is configured to allow the transfer of data between at least one of: thepatient external device and the implantable medical device, and the patient external device and the patient display device, on the basis of the authentication. According to one embodiment, the computing unit is configured to encrypt at least one of the control interface and the control commands. According to one embodiment, the implantable medical device comprises at least one of:an external heart compression device, an apparatus assisting the pump function of a heart of the patient, an apparatus assisting the pump function comprising a turbine bump placed within a patient’s blood vessel for assisting the pump function of the heart, an operable artificial heart valve, an operable artificial heart valve for increasing the blood flow to the coronary arteries. an implantable drug delivery device, an implantable drug delivery device for injecting directly into a blood vessel and change the position of the injection site, all fromwithin the patient’s body, an implantable drug delivery device for injecting potency enhancing drugs into an erectile tissue of the patient, a hydraulic, mechanic, and / or electric constriction implant, an operable volume filling device, an operable gastric band, an operable implant for stretching the stomach wall of the patient for creating satiety, an implant configured to sense the frequency of the patient ingesting food, an operable cosmetic implant, an operable cosmetic implant for adjust the shape and / or size in the breast region of a patient, an implant controlling medical device for the emptying of a urinary bladder, an implant hindering urinary leakage, an implant hindering anal incontinence, an implant controlling the emptying of fecal matter, an implant monitoring an aneurysm, an implant for hindering the expansion of an aneurysm, an implant lubricating a joint, an implant for affecting the blood flow to an erectile tissue of the patient, an implant for simulating the engorgement of an erectile tissue, an implant with a reservoir for holding bodily fluids, an implant storing and / or emptying a bodily reservoir or a surgically created reservoir, an implant communicating with a database outside the body, an implant able to be programmed from outside the body, an implant able to be programmed from outside the body with a wireless signal, an implant treating impotence, an implant controlling the flow of eggs in the uterine tube, an implant controlling the flow of sperms in the uterine tube,an implant controlling the flow of sperms in the vas deferens, an implant for hindering the transportation of the sperm in the vas deferens,an implant treating osteoarthritis, an implant performing a test of parameters inside the body, an implant controlling specific treatment parameters from inside the body, an implant controlling bodily parameters from inside the body, an implant controlling the blood pressure, an implant controlling the blood pressure by affecting the dilatation of the renal artery, an implant controlling a drug treatment parameter, an implant controlling a parameter in the blood, an implant for adjusting or replacing any bone part of a body of the patient, an implant replacing an organ of the patient or part of an organ of the patient or the function thereof, a vascular treatment device, an implant adapted to move fluid inside the body of the patient, an implant configured to sense a parameter related to the patient swallowing, an implant configured to exercise a muscle with electrical or mechanical stimulation, an implant configured for emptying an intestine portion on command, an operable implant configured to be invaginated in the stomach of the patient to reduce the volume of the stomach substantially more than the volume of the device, an implant configured for emptying the urinary bladder from within the patient’s body by compressing the bladder, an implant configured for draining fluid from within the patient’s body, an implant configured for the active lubrication of a joint with an added lubrication fluid, an implant configured for removing clots and particles from the patient’s blood stream, an implant configured for elongating or straightening a bone in the patient, to reduce scoliosis, a device to stimulate the brain for a several position to a focused point, an artificial stomach replacing the function of the natural stomach, an implant configured for adjusting the position of a female’s urinary tract or bladder neck, an implant configured for stimulating the ampulla vas deference and creating temporary constriction. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device.According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. A patient display device for communication with a patient remote external device for communication with an implantable medical device is provided. The patient display device comprises a wireless communication unit configured for wirelessly receiving an implant control interface as a remote display portal from the patient remote external device and configured for wirelessly transmitting implantcontrol user input to the patient remote external device, a display for displaying the received implant control interface, and an input devicefor receiving implant control input from the user. According to one embodiment, the patient display device further comprises an auxiliary wireless communication unit. The auxiliary wireless communication unit is configured to be disabled to enable at least one of: wirelessly receiving the implant control interface as the remote display portal from the patient remote external device, and wirelessly transmitting implant control user input to thepatient remote external device.According to one embodiment, the wireless communication unit is configured for wireless communication with the patient remote external device using a standard network protocol. The standard network protocol may be one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to one embodiment, the wireless communication unit is configured for wireless communication with the patient remote external device using a proprietary network protocol. According to one embodiment, the wireless communication unit comprises a Bluetooth transceiver. According to one embodiment, the wireless communication unit comprises a UWB transceiver. According to one embodiment, a communication range of the wireless communication unit is less than a communication range of the auxiliary wireless communication unit. According to one embodiment, the patient display device is configured to authenticate the patient remote external device if a distance between the patient display device and the patient remote external device is less than a predetermined threshold value, or to beauthenticated by the patient remote external device if a distance between the patient display device and the patient remote external deviceis less than a predetermined threshold value. According to one embodiment, the patient display device is configured to allow the transfer of data between the patient display device and the patient remote external device on the basis of the authentication. According to one embodiment, the patient display device is a wearable external device or a handset. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new privatekey device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit.According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solidfood or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. A communication system for enabling communication between a patient display device and an implantable medical device, whenimplanted, is provided. The communication system comprises: a patient display device, a server, and a patient remote external device. Thepatient display device comprises a wireless communication unit configured for wirelessly receiving an implant control interface as a remote display portal being provided by the patient remote external device. The wireless communication unit is further configured for wirelessly transmitting implant control user input to the server, destined for the patient remote external device. The system further comprises a display for displaying the received remote display portal, and an input device for receiving implant control input from the user, wherein the patient remote external device comprises a wireless communication unit configured for wireless transmission of control commands to theimplantable medical device, and a computing unit. The computing unit is configured for running a control software for creating the controlcommands for the operation of the implantable medical device, transmitting a control interface to the patient display device, receivingimplant control user input generated at the patient display device, from the server, and transforming the user input into the control commands for wireless transmission to the implantable medical device. According to one embodiment, the computing unit is configured to encrypt at least one of the control interface and the control commands. According to one embodiment, the patient display device is configured to encrypt the user input. According to one embodiment, the server is configured to encrypt at least one of the user input received from the patient displaydevice and the control interface received from the patient remote external device. According to one embodiment, the computing unit is configured to encrypt the control interface and the patient display device isconfigured to decrypt the encrypted control interface. According to one embodiment, the server is configured to act as a router, transferring the encrypted control interface from the patient remote external device to the patient display device without decryption. According to one embodiment of the communication system or patient display device the implantable medical device comprises at least one of: an external heart compression device, an apparatus assisting the pump function of a heart of the patient, an apparatus assisting the pump function comprising a turbine bump placed within a patient’s blood vessel for assisting the pump function of the heart, an operable artificial heart valve, an operable artificial heart valve for increasing the blood flow to the coronary arteries. an implantable drug delivery device,an implantable drug delivery device for injecting directly into a blood vessel and change the position of the injection site, all fromwithin the patient’s body, an implantable drug delivery device for injecting potency enhancing drugs into an erectile tissue of the patient,a hydraulic, mechanic, and / or electric constriction implant, an operable volume filling device, an operable gastric band, an operable implant for stretching the stomach wall of the patient for creating satiety, an implant configured to sense the frequency of the patient ingesting food, an operable cosmetic implant, an operable cosmetic implant for adjust the shape and / or size in the breast region of a patient, an implant controlling medical device for the emptying of a urinary bladder, an implant hindering urinary leakage, an implant hindering anal incontinence, an implant controlling the emptying of fecal matter,an implant monitoring an aneurysm, an implant for hindering the expansion of an aneurysm, an implant lubricating a joint, an implant for affecting the blood flow to an erectile tissue of the patient, an implant for simulating the engorgement of an erectile tissue, an implant with a reservoir for holding bodily fluids, an implant storing and / or emptying a bodily reservoir or a surgically created reservoir, an implant communicating with a database outside the body,an implant able to be programmed from outside the body, an implant able to be programmed from outside the body with a wireless signal, an implant treating impotence, an implant controlling the flow of eggs in the uterine tube, an implant controlling the flow of sperms in the uterine tube, an implant controlling the flow of sperms in the vas deferens, an implant for hindering the transportation of the sperm in the vas deferens, an implant treating osteoarthritis, an implant performing a test of parameters inside the body, an implant controlling specific treatment parameters from inside the body, an implant controlling bodily parameters from inside the body, an implant controlling the blood pressure,an implant controlling the blood pressure by affecting the dilatation of the renal artery, an implant controlling a drug treatment parameter, an implant controlling a parameter in the blood, an implant for adjusting or replacing any bone part of a body of the patient, an implant replacing an organ of the patient or part of an organ of the patient or the function thereof, a vascular treatment device, an implant adapted to move fluid inside the body of the patient, an implant configured to sense a parameter related to the patient swallowing, an implant configured to exercise a muscle with electrical or mechanical stimulation, an implant configured for emptying an intestine portion on command, an operable implant configured to be invaginated in the stomach of the patient to reduce the volume of the stomach substantially more than the volume of the device, an implant configured for emptying the urinary bladder from within the patient’s body by compressing the bladder, an implant configured for draining fluid from within the patient’s body, an implant configured for the active lubrication of a joint with an added lubrication fluid, an implant configured for removing clots and particles from the patient’s blood stream, an implant configured for elongating or straightening a bone in the patient, to reduce scoliosis, a device to stimulate the brain for a several position to a focused point, an artificial stomach replacing the function of the natural stomach, an implant configured for adjusting the position of a female’s urinary tract or bladder neck, an implant configured for stimulating the ampulla vas deference and creating temporary constriction. According to one embodiment, the communication system further comprises a server. The server may comprise a wireless communication unit configured for wirelessly receiving an implant control interface received from the patient remote external device and wirelessly transmitting the implant control interface as a remote display portal to the patient display device. The wireless communicationunit is further configured for wirelessly receiving implant control user input from a patient EID external device and wirelessly transmittingthe implant control user input to the patient display device. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device.According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. A patient display device for communication with a patient external device for communication with an implantable medical device, when implanted, is provided. The patient display device comprises a wireless communication unit, a display, and an input device for receiving implant control input from the user. The patient display device is configured to run a first application for wireless communication with a server and / or DDI, and run a second application for wireless communication with the patient external device for transmission of the implant control input to a remote display portal of the patient external device for the communication with the implantable medical device, wherein the second application is configured to be accessed through the first application. The patient display device comprises a first log-in function and a second log-in function, wherein the first log-in function gives the user access to the first application and wherein the firstand second log-in function in combination gives the user access to the second application. The first log-in function may be configured to useat least one of a password, pin code, fingerprint, voice and face recognition. A second log-in function within the first application may beconfigured to use a private key from the user to authenticate, for a defined time period, a second hardware key of the patient externaldevice. According to one embodiment, the first log-in is a PIN-based log-in. According to one embodiment, at least one of the first and second log-in is a log-in based on a biometric input or a hardware key. According to one embodiment, the patient display device further comprises an auxiliary wireless communication unit, and wherein the auxiliary wireless communication unit is configured to be disabled to enable wireless communication with the patient external device. According to one embodiment, the patient display device is configured to wirelessly receive an implant control interface as a remote display portal from the patient external device to be displayed on the display. According to one embodiment, the wireless communication unit is configured for wireless communication with the patient external device using a standard network protocol. According to one embodiment, the wireless communication unit is configured for wireless communication with the patientexternal device using a proprietary network protocol. According to one embodiment, the wireless communication unit is configured for wireless communication with the patient external device using a first network protocol and with the server using a second network protocol. According to one embodiment, the wireless communication unit is configured for wireless communication with the patient external device using a first frequency band and with the server using a second frequency band. According to one embodiment, the wireless communication unit comprises a Bluetooth transceiver. According to one embodiment, the wireless communication unit comprises a UWB transceiver. According to one embodiment, the standard network protocol is one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol.According to one embodiment, a communication range of the wireless communication unit is less than a communication range of the auxiliary wireless communication unit. According to one embodiment, the wireless communication unit comprises a first wireless transceiver for communication with the patient external device and a second wireless transceiver for communication with the server. According to one embodiment, the second wireless transceiver is configured to be disabled to enable wireless communication using the first wireless transceiver. According to one embodiment, the patient display device is configured to authenticate the patient external device if a distance between the patient display device and the patient external device is less than a predetermined threshold value, or to be authenticated by the patient external device if a distance between the patient display device and the patient external device is less than a predetermined threshold value. According to one embodiment, the patient display device is configured to allow the transfer of data between the patient displaydevice and the patient external device on the basis of the authentication. According to one embodiment, the patient display device is a wearable external device or a handset. According to one embodiment, the second application is configured to receive data related to a parameter of the implanted medical device. According to one embodiment, the second application is configured to receive data related to a sensor value received from the implanted medical device. According to one embodiment, the second application is configured to receive data related to a parameter related to at least one of: a battery status, a temperature, a time, and an error. According to one embodiment, the patient display device is configured to encrypt the user input. According to one embodiment, the display is configured to encrypt the user input for decryption by the implantable medical device. According to one embodiment, the patient display device is configured to decrypt the control interface received from the patient external device, for displaying the control interface on the display. According to one embodiment, at least one of the first and second application is configured to receive data from an auxiliary external device and present the received data to the user. According to one embodiment, at least one of the first and second application is configured to receive data from an auxiliary external device comprising a scale for determining the weight of the user. According to one embodiment, at least one of the first and second application is configured to receive data related to the weight of the user from an auxiliary external device comprising a scale. According to one embodiment, the patient display device is configured to: wirelessly transmit the data related to the weight of theuser to the patient external device, or wirelessly transmit an instruction derived from the data related to the weight of the user, orwirelessly transmit an instruction derived from a combination of the data related to the weight of the user and the implant control input received from the user.According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. A communication system for enabling communication between a patient display device and an implantable medical device, when implanted, is provided. The communication system comprises a patient display device, a server or DDI, and a patient remote external device. The patient display device comprises a wireless communication unitconfigured for wirelessly receiving an implant control interface as a remote display portal from the patient remote external device, thewireless communication unit further being configured for wirelessly transmitting implant control user input to the patient remote external device, a display for displaying the received implant control interface as a remote display portal, and an input device for receiving implant control input from the user. The patient display device is configured to run a first application for wireless communication with the server, and to run a second application for wireless communication with the patient remote external device for transmission of the implant control input to the remote display portal of the patient remote external device for the communication with the implantable medical device. The patient remote external device comprises a wireless communication unit configured for wireless transmission of control commands based on the implant control input to the implantable medical device and configured for wireless communication with the patient display device. According to one embodiment, the patient display device comprises a first log-in function and a second log-in function, and wherein the first log-in function gives the user access to the first application and wherein the first and second log-in function in combination gives the user access to the second application. According to one embodiment, the second application is configured to receive data related to a parameter of the implanted medical device. According to one embodiment, the second application is configured to receive data related to a sensor value received from the implanted medical device. According to one embodiment, the second application is configured to receive data related to a parameter related to at least one of: a battery status, a temperature, a time, or an error. According to one embodiment, the patient display device is configured to encrypt the user input. According to one embodiment, the display is configured to encrypt the user input for decryption by the implantable medical device.According to one embodiment, the patient remote external device is configured to act as a router, transferring the encrypted user input from the patient display device to the implantable medical device without decryption. According to one embodiment, the patient remote external device is configured to encrypt at least one of the control interface and the control commands. According to one embodiment, the patient remote external device is configured to encrypt the control interface and wherein the patient display device is configured to decrypt the encrypted control interface. A computer program product is provided, configured to run in a patient display device comprising a wireless communication unit,a display for displaying the received implant control interface as a remote display portal, and an input device for receiving implant controlinput from a user. The computer program product comprises: a first application for communication with a server or DDI, a second application for communication with an patient remote external device for transmission of the implant control input via the remote display portal of the patient remote external device for the communication with an implantable medical device, wherein the second application is configured to be accessed through the first application, a first log-in function using at least one of a password, pin code, fingerprint, or face recognition, and a second log-in function within the first application, using a private key from the user to authenticate for a defined time period a second hardware key of the patient remote external device. The first log-in function gives the user access to the first application and the first and second log-in function in combination gives the user access to the second application. According to one embodiment, the second application is configured to receive data related to a parameter of the implanted medical device. According to one embodiment, the second application is configured to receive data related to a sensor value received from the implanted medical device. According to one embodiment, the second application is configured to receive data related to a parameter related to at least oneof: a battery status,a temperature, a time, or an error. According to one embodiment of the communication system, patient display device or computer program product, the implantable medical device comprises at least one of: an external heart compression device, an apparatus assisting the pump function of a heart of the patient, an apparatus assisting the pump function comprising a turbine bump placed within a patient’s blood vessel for assisting the pump function of the heart, an operable artificial heart valve, an operable artificial heart valve for increasing the blood flow to the coronary arteries. an implantable drug delivery device, an implantable drug delivery device for injecting directly into a blood vessel and change the position of the injection site, all fromwithin the patient’s body,an implantable drug delivery device for injecting potency enhancing drugs into an erectile tissue of the patient, a hydraulic, mechanic, and / or electric constriction implant, an operable volume filling device,an operable gastric band,an operable implant for stretching the stomach wall of the patient for creating satiety, an implant configured to sense the frequency of the patient ingesting food, an operable cosmetic implant, an operable cosmetic implant for adjust the shape and / or size in the breast region of a patient, an implant controlling medical device for the emptying of a urinary bladder, an implant hindering urinary leakage, an implant hindering anal incontinence, an implant controlling the emptying of fecal matter, an implant monitoring an aneurysm, an implant for hindering the expansion of an aneurysm, an implant lubricating a joint, an implant for affecting the blood flow to an erectile tissue of the patient, an implant for simulating the engorgement of an erectile tissue, an implant with a reservoir for holding bodily fluids, an implant storing and / or emptying a bodily reservoir or a surgically created reservoir, an implant communicating with a database outside the body, an implant able to be programmed from outside the body, an implant able to be programmed from outside the body with a wireless signal, an implant treating impotence, an implant controlling the flow of eggs in the uterine tube, an implant controlling the flow of sperms in the uterine tube, an implant controlling the flow of sperms in the vas deferens, an implant for hindering the transportation of the sperm in the vas deferens, an implant treating osteoarthritis, an implant performing a test of parameters inside the body, an implant controlling specific treatment parameters from inside the body, an implant controlling bodily parameters from inside the body, an implant controlling the blood pressure, an implant controlling the blood pressure by affecting the dilatation of the renal artery, an implant controlling a drug treatment parameter,an implant controlling a parameter in the blood, an implant for adjusting or replacing any bone part of a body of the patient, an implant replacing an organ of the patient or part of an organ of the patient or the function thereof, a vascular treatment device, an implant adapted to move fluid inside the body of the patient, an implant configured to sense a parameter related to the patient swallowing, an implant configured to exercise a muscle with electrical or mechanical stimulation, an implant configured for emptying an intestine portion on command, an operable implant configured to be invaginated in the stomach of the patient to reduce the volume of the stomach substantially more than the volume of the device, an implant configured for emptying the urinary bladder from within the patient’s body by compressing the bladder, an implant configured for draining fluid from within the patient’s body, an implant configured for the active lubrication of a joint with an added lubrication fluid, an implant configured for removing clots and particles from the patient’s blood stream, an implant configured for elongating or straightening a bone in the patient, to reduce scoliosis, a device to stimulate the brain for a several position to a focused point, an artificial stomach replacing the function of the natural stomach, an implant configured for adjusting the position of a female’s urinary tract or bladder neck, an implant configured for stimulating the ampulla vas deference and creating temporary constriction. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. Acommunication system for enabling communication between a patient display device, a patient external device, a server and animplantable medical device, is provided. The communication system comprises a server, a patient display device, a patient external device, and an implantable medical device. The patient display device comprises a wireless communication unit for wirelessly communicating withat least one of the patient external device and the server, a display, and an input device for receiving input from the user. The patientexternal device comprises a wireless communication unit configured for wireless transmission of control commands to the implantable medical device and configured for wireless communication with at least one of the patient display device and the server. Further, the servercomprises a wireless communication unit configured for wireless communication with at least one of the patient display device and thepatient external device, wherein the implantable medical device comprises a wireless communication unit configured for wirelesscommunication with the patient external device. The implantable medical device further comprises an encryption unit and is configured to:encrypt data destined for the server, transmit the data to the server via the patient external device, wherein the patient external device acts as a router transferring the data without full decryption. In an example, the implantable medical device comprises an encryption unit and is configured to: encrypt data destined for the patient display device, transmit the data to the patient display device via the patient external device, wherein the patient external device acts as a router transferring the data without full decryption. In an example, the server comprises an encryption unit and is configured to: encrypt data destined for the implantable medical device, transmit the data to the implantable medical device via the patient external device, wherein the patient external device acts as a router transferring the datawithout full decryption, In an example, the server comprises an encryption unit and is configured to: encrypt data destined for theimplantable medical device, transmit the data to the implantable medical device via the patient display device and the patient external device, wherein the patient display device and the patient external device acts as a router transferring the data without full decryption. In an example, the patient display device comprises an encryption unit and is configured to: encrypt data destined for the implantable medical device, transmit the data to the implantable medical device via the patient external device, wherein the patient external device acts as a router transferring the data without full decryption. In an example, the patient display device comprises an encryption unit and is configured to: encrypt data destined for theimplantable medical device, transmit the data to the implantable medical device via the server and the patient external device, wherein theserver and the patient external device acts as a router transferring the data without full decryption. According to one embodiment, the patient display device is configured to wirelessly receive an implant control interface from thepatient external device to be displayed on the display. According to one embodiment, at least two of: the wireless communication unit of the server, the wireless communication unit of the patient display device, the wireless communication unit of the patient external device, and the wireless communication unit of the implantable medical device, are configured for wireless communication using a standard network protocol. According to one embodiment, wherein at least two of: the wireless communication unit of the server, the wireless communication unit of the patient display device, the wireless communication unit of the patient external device, and the wireless communication unit of the implantable medical device, are configured for wireless communication using a proprietary network protocol. According to one embodiment, the wireless communication unit of the patient external device is configured to use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the server, or use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the patient display device. According to one embodiment, the wireless communication unit of the patient external device is configured to use a firstfrequency band for communication with the implantable medical device and use a second frequency band for communication with theserver, or use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the patient display device.According to one embodiment, the wireless communication unit of the patient display device is configured to use a first network protocol for communication with the patient external device and use a second network protocol for communication with the server. According to one embodiment, the wireless communication unit of the patient display device is configured to use a first frequency band for communication with the patient external device and use a second frequency band for communication with the server. According to one embodiment, the wireless communication unit of the server is configured to use a first network protocol for communication with the patient external device and use a second network protocol for communication with the patient display device. According to one embodiment, the wireless communication unit of the server is configured to use a first frequency band for communication with the patient external device and use a second frequency band for communication with the patient display device. According to one embodiment, the wireless communication unit of at least one of the server, the patient display device, the patient external device, and the implantable medical device comprises a Bluetooth transceiver. According to one embodiment, the wireless communication unit of at least one of the server, the patient display device, the patient external device, and the implantable medical device comprises a UWB transceiver. According to one embodiment, the standard network protocol is one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to one embodiment, the wireless communication unit of the patient external device comprises a first wirelesstransceiver for wireless communication with the implantable medical device, and a second wireless transceiver for wireless communication with the server, and wherein the second wireless transceiver has a longer effective range than the first wireless transceiver. According to one embodiment, the wireless communication unit of the patient external device comprises a first wireless transceiver for wireless communication with the implantable medical device, and a second wireless transceiver for wireless communication with the patient display device, and wherein the second wireless transceiver has a longer effective range than the first wireless transceiver. According to one embodiment, the wireless communication unit of the patient display device comprises a first wireless transceiver for wireless communication with the patient external device, and a second wireless transceiver for wireless communication with the server, and wherein the second wireless transceiver has a longer effective range than the first wireless transceiver. According to one embodiment, the second wireless transceiver has an effective range being one of: 2 times, 4 times, 8 times 20 times, 50 times or 100 times longer than the first wireless transceiver. According to one embodiment, the second wireless transceiver is configured to be disabled to enable wireless communicationusing the first wireless transceiver. According to one embodiment, at least one of: the patient display device is configured to authenticate the patient external device if a distance between the patient displaydevice and the patient external device is less than a predetermined threshold value, the patient display device is configured to be authenticated by the patient external device if a distance between the patient display device and the patient external device is less than a predetermined threshold value,the patient display device is configured to authenticate the implantable medical device if a distance between the patient display device and the implantable medical device is less than a predetermined threshold value, the patient display device is configured to be authenticated by the implantable medical device if a distance between the patient display device and the implantable medical device is less than a predetermined threshold value, the patient external device is configured to authenticate the patient display device if a distance between the patient external device and the patient display device is less than a predetermined threshold value, the patient external device is configured to be authenticated by the patient display device if a distance between the patient external device and the patient display device is less than a predetermined threshold value, the patient external device is configured to authenticate the implantable medical device if a distance between the patient external device and the implantable medical device is less than a predetermined threshold value, and the patient external device is configured to be authenticated by the implantable medical device if a distance between the patient external device and the implantable medical device is less than a predetermined threshold value. According to one embodiment, the patient display device is configured to allow the transfer of data between the patient display device and the patient external device on the basis of the authentication. According to one embodiment, the patient external device is configured to allow the transfer of data between the patient display device and the patient external device on the basis of the authentication. According to one embodiment, the patient external device is configured to allow the transfer of data between the patient external device and the implantable medical device on the basis of the authentication. According to one embodiment, the patient display device is a wearable patient external device or a handset.According to one embodiment, the data encrypted by the implantable medical device is related to at least one of: a battery status, a temperature, a time, or an error. A server for use in the communication system according to any one of the above embodiments is provided. A patient display device for use in the communication system according to any one of the above embodiments is provided. Apatient external device for use in the communication system according to any one of the above embodiments is provided.An implantable medical device for use in the communication system according to any one of the above embodiments is provided. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake.A system configured for changing pre-programmed treatment settings of an implantable medical device, when implanted in a patient, from a distant remote location in relation to the patient, is provided. The system comprises at least one health care provider, HCP,EID external device, and a HCP private key device. HCP EID external device is adapted to receive a command from the HCP to change saidpre-programmed treatment settings of an implanted medical device, and further adapted to be activated and authenticated and allowed to perform said command by the HCP providing the HCP private key device, wherein the HCP private key device is adapted to be provided to the HCP EID external device via at least one of: a reading slot or comparable for the HCP private key device, and a RFID communication or other close distance wireless activation communication. The HCP EID external device comprises at least one of: a reading slot or comparable for the HCP private key device, a RFID communication, and other close distance wireless activation communication or electrical direct contact. The HCP EID external device further comprises at least one wireless transceiver configured for communication with a data infrastructure server, DDI, through a first network protocol. Further, the system comprises a data infrastructure server, DDI, adapted to receive command from said HCP EID external device and to relay the received command without modifying said command to a patient EID external device,wherein the DDI comprises one wireless transceiver configured for communication with said patient external device, and a patient EIDexternal device adapted to receive the command relayed by the DDI, further adapted to send this command to the implanted medical device, further adapted to receive a command from the HCP EID external device via the DDI to change said pre-programmed treatment settings of the implanted medical device, and further adapted to be activated and authenticated and allowed to perform said command by the patient providing a patient private key device adapted to be provided to the patient EID external device by the patient via at least one of: a reading slot or comparable for the patient private key device, a RFID communication or other close distance wireless activation communication orelectrical direct contact. The patient EID external device comprises at least one of a reading slot or comparable for the HCP private keydevice, a RFID communication, and other close distance wireless activation communication or electrical direct contact. The patient EID external device further comprises at least one wireless transceiver configured for communication with the implanted medical device through a second network protocol. Further, the implanted medical device is configured to treat the patient or perform a bodily function. According to one embodiment, at least one of the patient private key device or HCP private key device comprises a hardware key. According to one embodiment, the private key device is at least one of, a smartcard, a key-ring device, a watch an arm or wrist band a neckless or any shaped device. According to one embodiment of the system, at least two of: the HCP EID external device, the patient EID external device, the HCPprivate key device, the patient private key device, and the DDI are configured for wireless communication using a standard network protocol. According to one embodiment, at least two of: the HCP EID external device, the patient EID external device, the HCP private key device, the patient private key device, and the DDI are configured for wireless communication using a proprietary network protocol. According to one embodiment, the patient EID external device is configured to use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the DDI. According to one embodiment, the patient EID external device is configured to use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the DDI. According to one embodiment, the DDI is configured to use a first frequency band for communication with the patient EID externaldevice and a second frequency band for communication with the patient private key device.According to one embodiment, at least one of the HCP EID external device, the patient EID external device, the HCP private key device, the patient private key device and the DDI comprises a Bluetooth transceiver. According to one embodiment, at least one of the HCP EID external device, the patient EID external device, the HCP private key device, the patient private key device and the DDI comprises a UWB transceiver. According to one embodiment, the standard network protocol is one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to one embodiment, the patient EID external device comprises a first wireless transceiver for wireless communication with the implantable medical device, and a second wireless transceiver for wireless communication with the DDI, and wherein the second wireless transceiver has longer effective range than the first wireless transceiver. According to one embodiment, the patient private key device comprises a first wireless transceiver for wireless communication with the HCP EID external device, and a second wireless transceiver for wireless communication with the DDI, and wherein the second wireless transceiver has longer effective range than the first wireless transceiver. According to one embodiment, the second wireless transceiver has an effective range being one of: 2 times, 4 times, 8 time, 20 times, 50 times or 100 times longer than the effective range of the first wireless transceiver. According to one embodiment, the second wireless transceiver is configured to be disabled to enable wireless communication using the first wireless transceiver. According to one embodiment, the patient EID external device is configured to allow transfer of data between the EID external device and the implantable medical device on the basis of an authentication of the patient EID external device. According to one embodiment, the patient EID external device is a wearable patient external device or a handset. According to one embodiment, the data encrypted by the implantable medical device is related to at least one of: a battery status, a temperature, a time, or an error. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient privatekey device or HCP private key device into the system, through the HCP EID external device.According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. Asystem is provided, configured for changing pre-programmed treatment settings of an implantable medical device, whenimplanted in a patient, by a health care provider, HCP, in the physical presence of the patient. The system comprises at least one HCP EID external device adapted to receive a command from the HCP, directly or indirectly, to change said pre-programmed treatment settings insteps of an implantable medical device, when implanted, wherein the HCP EID external device is further adapted to be activated, authenticated, and allowed to perform said command by the HCP providing an HCP private key device comprising a HCP private key. The HCP private key device comprises at least one of: a smart card, a keyring device, a watch, a arm or wrist band, a necklace, and any shaped device. The HCP EID external device is adapted to be involved in at least one of: receiving information from the implant, receiving information from a patient remote external device, actuating the implanted medical device, changing pre-programmed settings, and updating software of the implantable medical device, when implanted. The HCP EID external device is further adapted to be activated, authenticated, and allowed to perform said command also by the patient. The system further comprises a patient private key device comprising a patient private key, wherein the patient private key device comprising at least one of: a smart card, a keyring device, a watch, a arm or wrist band,a necklace, and any shaped device. The HCP private key and the patient private key are required for performing said actions by the HCP EIDexternal device to at least one of: receive information from the implant, to receive information from a patient remote external device, to actuate the implanted medical device, to change pre-programmed settings, and to update software of the implantable medical device, when the implantable medical device is implanted. According to one embodiment, the HCP EID external device further comprises a wireless transceiver configured for communication with the implanted medical device through a second network protocol. According to one embodiment, the HCP private key device is adapted to be provided to the at least one HCP external device via atleast one of: a reading slot or comparable for the HCP private key device, a RFID communication, and a close distance wireless activation communication unit, or electrical direct contact. According to one embodiment, the HCP EID external device comprises at least one of reading slot or comparable for the HCP private key device, a RFID communication and a close distance wireless activation communication unit, or electrical direct contact. According to one embodiment, the HCP EID external device is adapted to receive a command from a HCP dedicated device to change said pre-programmed treatment steps of the implantable medical device, when implanted, wherein the HCP dedicated device is further adapted to be activated, authenticated, and allowed to perform said command by the HCP providing their private key. According to one embodiment, at least two of: the HCP EID external device, the patient EID external device, the HCP private key device, and the patient private key device, are configured for wireless communication using a standard network protocol. According to one embodiment, at least two of: the HCP EID external device, the patient EID external device, the HCP private key device, and the patient private key device, are configured for wireless communication using a proprietary network protocol. According to one embodiment, the patient EID external device is configured to use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the patient private key device. According to one embodiment, the patient EID external device is configured to use a first frequency band for communication withthe implantable medical device and use a second frequency band for communication with the patient private key device. According to one embodiment, at least one of the HCP EID external device, the patient EID external device, the HCP private key device, and the patient private key device comprises a Bluetooth transceiver. According to one embodiment, at least one of the HCP EID external device, the patient EID external device, the HCP private key device, and the patient private key device comprises a UWB transceiver.According to one embodiment, the standard network protocol is one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to one embodiment, the patient EID external device comprises a first wireless transceiver for wireless communication with the implantable medical device, and a second wireless transceiver for wireless communication with the patient private key device, and wherein the second wireless transceiver has longer effective range than the first wireless transceiver. According to one embodiment, the second wireless transceiver has an effective range being one of: 2 times, 4 times, 8 time, 20 times, 50 times or 100 times longer than the effective range of the first wireless transceiver. According to one embodiment, the second wireless transceiver is configured to be disabled to enable wireless communication using the first wireless transceiver. According to one embodiment, the patient EID external device is configured to allow transfer of data between the EID external device and the implantable medical device on the basis of an authentication of the patient EID external device. According to one embodiment, the patient EID external device is a wearable patient external device or a handset. According to one embodiment, the data encrypted by the implantable medical device is related to at least one of: a battery status, a temperature, a time, or an error. A system is provided, configured to change pre-programmed and pre-selected treatment actions of an implantable medical device, when implanted in a patient, by command from the patient. The system comprises an implantable medical device, a patient remoteexternal device, a wireless transceiver configured for communication with the implantable medical device, when the medical device isimplanted, through a second network protocol, and a remote display portal. The remote display portal is configured to receive contentdelivered from the patient remote external device to expose buttons to express the will to actuate the functions of the implanted medical device by the patient through the patient remote external device, and further configured to present the display portal remotely on a patient display device allowing the patient to actuate the functions of the implanted medical device through the display portal of the patient remote external device visualized on the patient display device. According to one embodiment, the wireless transceiver, the remote display portal, and the remote display portal are comprised in the patient remote external device. According to one embodiment, the system further comprises the patient display device, which may comprise a supporting application, a display which hosts the Remote Display Portal, and a patient display device private key. According to one embodiment, the remote display portal is capable of generating a command to be signed by the patient display device private key. According to one embodiment, the patient remote external device is adapted to accept input from the patient via said patient display device through its remote display portal. According to one embodiment, the patient remote external device comprises a graphical user interface arranged on a touch-responsive display exposing buttons to express actuation functions of the implanted medical device.According to one embodiment, the system is configured to allow the patient to actuate the implant at home through the patient remote external device by means of an authorization granted by a patient private key.According to one embodiment, the patient private key comprises at least one of: a smart card, a keyring device, a watch, a arm or wrist band, a necklace, and any shaped device. According to one embodiment, the system is configured to allow the patient to actuate the implantable medical device, when implanted, at home through the patient remote external device, using an authorization granted by the patient private key. According to one embodiment, system further comprises a patient EID external device comprising at least one of: a reading slotor comparable for the patient private key device, a RFID communication, and a close distance wireless activation communication, or electrical direct contact. According to one embodiment, the patient EID external device is adapted to be synchronized with the patient remote externaldevice. According to one embodiment, the patient EID external device further comprises at least one of: a wireless transceiver configured for communication with the patient, a remote external device, and a wired connector for communication with the patient remote external device. According to one embodiment, the patient EID external device is adapted to generate an authorization to be signed by the patient private key to be installed into at least one of: the patient remote external device through the patient EID external device, and the implantable medical device. According to one embodiment, the system comprises a patient display device comprising a supporting application capable of displaying the remote display portal with content delivered from the patient remote external device. According to one embodiment, the remote display portal and patient remote external device are adapted to expose buttons to express the will to actuate the functions of the implanted medical device by the patient through the patient remote external device. According to one embodiment, the patient display device comprises at least one of: a display which hosts the remote display portal, and a patient display device private key. According to one embodiment, the remote display portal is capable of generating a command to be signed by the patient private key. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. A system is provided, configured for providing information from an implantable medical device, when implanted in a patient, from a distant remote location in relation to the patient. The system comprises at least one patient EID external device adapted to receiveinformation from the implant, adapted to send such information further on to a server or dedicated data infrastructure, DDI, further adapted to be activated and authenticated and allowed to receive said information by the implanted medical device by the patient providing a private key. Further, the system comprises a patient private key device comprising the private key adapted to be provided to the patient EIDexternal device via at least one of: a reading slot or comparable for the patient private key device, a RFID communication or other closedistance wireless activation communication or direct electrical connection. The patient EID external device comprises at least one of: areading slot or comparable for the patient private key device, an RFID communication, and other close distance wireless activationcommunication or direct electrical contact. Further, the patient EID external device comprises at least one wireless transceiver configuredfor communication with the DDI, through a first network protocol.According to one embodiment, the at least one patient EID external device is adapted to receive information from the implant, through a second network protocol. According to one embodiment, the system comprises the DDI, wherein the DD1 is adapted to receive information from said patient EID external device, and wherein the DDI comprises a wireless transceiver configured for communication with said patient EID external device. According to one embodiment, the patient EID external device is adapted to receive a command relayed by the DDI, to further send the command to the implanted medical device to change said pre-programmed treatment settings of the implanted medical device, and further adapted to be activated and authenticated and allowed to perform said command by the patient providing the patient private key. According to one embodiment, the patient private key device is adapted to provide the patient private key to the patient EID external device by the patient via at least one of; a reading slot or comparable for the patient private key device, an RFID communication or other close distance wireless activation communication, or electrical direct contact. According to one embodiment, the patient EID external device comprises at least one of: a reading slot or comparable for the HCP private key device, a RFID communication, and other close distance wireless activation communication, or direct electrical contact. According to one embodiment, the patient EID external device further comprising at least one wireless transceiver configured for communication with the implanted medical device through a second network protocol. According to one embodiment, the system comprises the implantable medical device, which may be adapted to, when implanted, treat the patient or perform a bodily function. According to one embodiment, the patient private key comprises at least one of: a smart card, a keyring device, a watch, an arm band or wrist band, a necklace, and any shaped device. According to one embodiment, at least two of: the patient EID external device, the IDD, and the patient private key device, are configured for wireless communication using a standard network protocol. According to one embodiment, at least two of: the patient EID external device, the IDD, and the patient private key device, are configured for wireless communication using a proprietary network protocol. According to one embodiment, the patient EID external device is configured to use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the patient private key device. According to one embodiment, the patient EID external device is configured to use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the patient private key device.According to one embodiment, at least one of the patient EID external device, the patient private key device and the IDD comprises a Bluetooth transceiver. According to one embodiment, at least one of the patient EID external device, the patient private key device and the IDD comprises a UWB transceiver. According to one embodiment, the standard network protocol is one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to one embodiment, the patient EID external device comprises a first wireless transceiver for wireless communication with the implantable medical device, and a second wireless transceiver for wireless communication with the patient private key device, and wherein the second wireless transceiver has longer effective range than the first wireless transceiver. According to one embodiment, the second wireless transceiver has an effective range being one of: 2 times, 4 times, 8 time, 20 times, 50 times or 100 times longer than the effective range of the first wireless transceiver. According to one embodiment, the second wireless transceiver is configured to be disabled to enable wireless communication using the first wireless transceiver. According to one embodiment, the patient EID external device is a wearable patient external device or a handset. According to one embodiment, the data encrypted by the implantable medical device is related to at least one of: a battery status, a temperature, a time, or an error. According to one embodiment, the system comprises a master private key device configured to allow issuance of a new private key device, wherein the HCP or HCP admin have such master private key device adapted to able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. Asystem is provided, comprising, an implantable medical device adapted to, when implanted in a patient, to communicate with anexternal device, the external device comprising at least one of a patient remote external device or a patient EID external device. The system further comprises the patient EID external device adapted to communicate with and send commands to the implantable medical device when implanted, to change pre-programmed settings, and a patient private key device comprising a patient private key, adapted to activate and authenticate and allow to perform said command by the patient EID external device, wherein said private key is adapted to be provided to the external device via at least one of: a reading slot or comparable for the HCP private key device, an RFID communication or other close distance wireless activation communication, or direct electrical contact. Further the system comprises a data infrastructure server, DDI,adapted to send commands to the patient EID external device for further transport to the implanted medical device, to inactivate the authority and authenticating function of the patient private key. According to one embodiment, the at least one patient remote external device comprises a patient remote external device private key, wherein the DDI via the patient EID external device is able to inactivate the authority and authenticating function of the patient remote external device, thereby inactivating the patient remote external device. According to one embodiment, the patient EID external device comprises at least one wireless transceiver configured for communication with the DD1 via a first network protocol. According to one embodiment, the system comprises the DDI, wherein the DDI is adapted to receive command from a HCP EID external device, and to send the received command to the patient EID external device, wherein the DDI comprises a wireless transceiver configured for communication with said patient external device. According to one embodiment, the patient EID external device is adapted to receive the command from the DDI, wherein thecommand originates from a health care provider, HCP, and wherein the patient EID is adapted to inactivate the patient private key and tosend the command to the implanted medical device. According to one embodiment, the patient EID external device is adapted to receive the command from the DDI, wherein the command originates from a health care provider, HCP, wherein the patient EID external device is adapted to receive the command from theHCP via the DDI to inactivate the patient remote external device comprising a patient remote external device private key, and wherein thepatient EID external device is further adapted to send this command to the implanted medical device. According to one embodiment, the patient EID external device further comprises at least one wireless transceiver configured forcommunication with the implanted medical device through a second network protocol. According to one embodiment, at least one of the patient private key and a patient remote external device private key comprises a hardware key. According to one embodiment, the private key device is at least one of, a smartcard, a key-ring device, a watch an arm or wrist band a neckless or any shaped device. According to one embodiment, at least two of: the patient remote external device, the patient EID external device, the patient private key device, and the DDI, are configured for wireless communication using a standard network protocol. According to one embodiment, wherein at least two of: the patient remote external device, the patient EID external device, the patient private key device, and the DDI, are configured for wireless communication using a proprietary network protocol. According to one embodiment, the patient EID external device is configured to use a first network protocol for communicationwith the implantable medical device and use a second network protocol for communication with the patient private key device. According to one embodiment, the patient EID external device is configured to use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the patient private key device. According to one embodiment, at least one of the patient remote external device, the patient EID external device, the patientprivate key device, and the DDI, comprise a Bluetooth transceiver. According to one embodiment, at least one of the patient remote external device, the patient EID external device, the patient private key device, and the DDI, comprise an UWB transceiver.According to one embodiment, the standard network protocol is one from the list of: Radio Frequency type protocol, RFID typeprotocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM typeprotocol. According to one embodiment, the patient EID external device comprises a first wireless transceiver for wireless communication with the implantable medical device, and a second wireless transceiver for wireless communication with the patient private key device, and wherein the second wireless transceiver has longer effective range than the first wireless transceiver. According to one embodiment, the second wireless transceiver has an effective range being one of: 2 times, 4 times, 8 time, 20 times, 50 times or 100 times longer than the effective range of the first wireless transceiver. According to one embodiment, the second wireless transceiver is configured to be disabled to enable wireless communicationusing the first wireless transceiver. According to one embodiment, the patient EID external device is a wearable patient external device or a handset. According to one embodiment, the data encrypted by the implantable medical device is related to at least one of: a battery status, a temperature, a time, or an error. According to one embodiment, the system comprises a master private key device configured to allow issuance of new private key device, wherein the HCP or HCP admin have such master private key device adapted to be able to replace and pair a new patient private key device or HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallows solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. A system is provided, configured for changing pre-programmed treatment settings in steps of an implantable medical device, when implanted in a patient, by a health care provider, HCP, either in the physical presence of the patient or remotely with the patient on distance. The system comprises at least one HCP EID external device adapted to receive a command directly or indirectly from the HCP to change said pre-programmed treatment settings in steps of the implantable medical device, when implanted. The HCP EID external device is further adapted to be activated, authenticated, and allowed to perform said command by the HCP providing a HCP private key device comprising a HCP private key. The HCP private key comprises at least one of: a smart card, a keyring device, a watch, an arm or wrist band, a necklace, and any shaped device. The system further comprises a patient private key device comprising a patient private key, comprising at least one of: a smart card, a keyring device, a watch, an arm or wrist band, a necklace, and any shaped device. Both the HCP and patientprivate key is required for performing said action by the HCP EID external device to change the pre-programmed settings in the implant andto update software of the implantable medical device, when the implantable medical device is implanted. The patient private key is adapted to activate, be authenticated, and allowed to perform said command provided by the HCP, either via the HCP EID external device or when the action is performed remotely via a patient EID external device.According to one embodiment, the system comprises a master private key device that allow issuance of new private key devicewherein the HCP or HCP admin have such master private key device adapted to be able to replace and pair a new patient private key deviceor HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system further comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system further comprises a food sensor adapted to measure at least if the patient swallowssolid food or is drinking fluid, wherein said food sensor is configured to be connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. According to one embodiment, the HCP EID external device further comprises a wireless transceiver configured for communication with the implanted medical device through a second network protocol. According to one embodiment, the HCP private key device is adapted to be provided to the at least one HCP external device via at least one of: a reading slot or comparable for the HCP private key device, a RFID communication, and a close distance wireless activation communication unit, or electrical direct contact. According to one embodiment, the HCP EID external device comprises at least one of: reading slot or comparable for the HCPprivate key device, a RFID communication, and a close distance wireless activation communication unit, or electrical direct contact.According to one embodiment, the HCP EID external device is adapted to receive a command from an HCP dedicated device to change said pre-programmed treatment steps of the implantable medical device, when implanted, wherein the HCP dedicated device is further adapted to be activated, authenticated, and allowed to perform said command by the HCP providing their private key. According to one embodiment, the HCP EID external device and the HCP private key device are configured for wireless communication using a standard network protocol. According to one embodiment, the HCP EID external device and the HCP private key device are configured for wireless communication using a proprietary network protocol. According to one embodiment, the HCP EID external device is configured to use a first network protocol for communication withthe implantable medical device and use a second network protocol for communication with the HCP private key device. According to one embodiment, the HPC EID external device is configured to use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the HCP private key device. According to one embodiment, at least one of the HCP EID external device and the HCP private key device comprises a Bluetoothtransceiver. According to one embodiment, at least one of the HCP EID external device and the HCP private key device comprises a UWB transceiver. A system is provided, configured for changing pre-programmed treatment settings in steps of an implantable medical device, when implanted in a patient, by a health care provider, HCP, with the patient on remote on distance. The system comprises at least one HCPEID external device adapted to receive a command from the HCP direct or indirect, to change said pre-programmed treatment settings insteps of an implantable medical device, when implanted, wherein the HCP EID external device is further adapted to be activated, authenticated, and allowed to perform said command by the HCP. The action by the HCP EID external device to change pre-programmed settings in the implant and to update software of the implantable medical device, when the implantable medical device is implanted, is adapted to be authenticated by a HCP private key device and a patient private key device. According to one embodiment, the HCP private key device comprising a HCP private key, comprising at least one of: a smart card,a keyring device, a watch, an arm or wrist band, a necklace, and any shaped device.According to one embodiment, the patient private key device comprises a patient private key, comprising at least one of: a smart card, a keyring device, a watch, an arm or wrist band, a necklace, and any shaped device. According to one embodiment, the patient private key is adapted to activate, be authenticated, and allowed to perform said command provided by the HCP, either via the HCP EID external device or when the action is performed remotely via a patient EID external device. According to one embodiment, the system further comprises a dedicated data infrastructure, DDI, the patient EID external device,and the HCP EID external device, wherein the communication between the patient EID external device and the HCP EID external device isperformed via the DDI. According to one embodiment, the system comprises a master private key device that allows issuance of new private key device wherein the HCP or HCP admin have such master private key device adapted to be able to replace and pair a new patient private key device or HCP private key device into the system. According to one embodiment, the patient remote external device and the patient EID external device are an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit. According to one embodiment, the system further comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallow solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. According to one embodiment, the HCP EID external device further comprises a wireless transceiver configured forcommunication with the implanted medical device through a second network protocol.According to one embodiment, the HCP private key device is adapted to be provided to the at least one HCP external device via atleast one of: a reading slot or comparable for the HCP private key device, a RFID communication, and a close distance wireless activation communication unit, or electrical direct contact. According to one embodiment, the HCP EID external device comprises at least one of: reading slot or comparable for the HCP private key device, a RFID communication, and a close distance wireless activation communication unit, or electrical direct contact. According to one embodiment, the HCP EID external device is adapted to receive a command from an HCP dedicated device to change said pre-programmed treatment steps of the implantable medical device, when implanted, wherein the HCP dedicated device is further adapted to be activated, authenticated, and allowed to perform said command by the HCP providing their private key.According to one embodiment, the HCP EID external device and the HCP private key device are configured for wireless communication using a standard network protocol. According to one embodiment, the HCP EID external device and the HCP private key device are configured for wireless communication using a proprietary network protocol. According to one embodiment, the HCP EID external device is configured to use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the HCP private key device. According to one embodiment, the HPC EID external device is configured to use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the HCP private key device. According to one embodiment, at least one of the HCP EID external device and the HCP private key device comprises a Bluetooth transceiver. According to one embodiment, at least one of the HCP EID external device and the HCP private key device comprises a UWB transceiver. A system is provided, which is configured for changing pre-programmed treatment settings of an implantable medicaldevice, when implanted in a patient, from a distant remote location in relation to the patient. The system comprises at least one health careprovider, HCP, external device adapted to receive a command from the HCP to change said pre-programmed treatment settings of an implanted medical device. The HCP external device is further adapted to be activated and authenticated and allowed to perform said command by the HCP providing a HCP private key device adapted to be provided to an HCP EID external device via at least one of; a reading slot or comparable for the HCP private key device, a RFID communication or other close distance wireless activation communication. The HCP EID external device comprises at least one of: a reading slot or comparable for the HCP private key device, a RFID communication, and other close distance wireless activation communication or electrical direct contact. The HCP EID external device further comprises at least one wireless transceiver configured for communication with a patient EID external device, through a first network protocol. The system comprises the patient EID external device, the patient EID external device being adapted to receive command from said HCP external device, and to relay the received command without modifying said command to the implanted medical device. The patient EID external devicecomprises one wireless transceiver configured for communication with said patient external device, wherein the patient EID is adapted tosend the command to the implanted medical device, to receive a command from the HCP to change said pre-programmed treatment settings of the implanted medical device, and further to be activated and authenticated and allowed to perform said command by the patient providing a patient private key device comprising a patient private key. According to one embodiment, at least one of the patient private key device or HCP private key device comprises a hardware key. According to one embodiment, the private key device is at least one of, a smartcard, a key-ring device, a watch an arm or wrist band a neckless or any shaped device. According to one embodiment, the system comprises a master private key device that allow issuance of new private key devicewherein the HCP or HCP admin have such master private key device adapted to be able to replace and pair a new patient private key deviceor HCP private key device into the system, through the HCP EID external device. According to one embodiment, the patient remote external device and the patient EID external device is an integrated unit. According to one embodiment, the HCP dedicated device and the HCP EID external device are an integrated unit.According to one embodiment, the system comprises a measurement device or sensor adapted to deliver a measurement to at least one of the DDI, patent EID external device and a patient display device. According to one embodiment, the system comprises a food sensor, adapted to measure at least if the patient swallow solid food or is drinking fluid, wherein said food sensor is connected to the control unit of a medical device to cause an action to stretch the stomach after a determined amount of food intake. According to one embodiment, the HCP EID external device further comprises a wireless transceiver configured for communication with the implanted medical device through a second network protocol. According to one embodiment, the HCP private key device is adapted to be provided to the at least one HCP external device via atleast one of; a reading slot or comparable for the HCP private key device, a RFID communication, and a close distance wireless activation communication unit, or electrical direct contact. According to one embodiment, the HCP EID external device comprises at least one of: reading slot or comparable for the HCP private key device, a RFID communication, and a close distance wireless activation communication unit, or electrical direct contact. According to one embodiment, the HCP EID external device is adapted to receive a command from an HCP dedicated device to change said pre-programmed treatment steps of the implantable medical device, when implanted, wherein the HCP dedicated device is further adapted to be activated, authenticated, and allowed to perform said command by the HCP providing their private key. According to one embodiment, the HCP EID external device and the HCP private key device are configured for wireless communication using a standard network protocol. According to one embodiment, the HCP EID external device and the HCP private key device are configured for wireless communication using a proprietary network protocol. According to one embodiment, the HCP EID external device is configured to use a first network protocol for communication with the implantable medical device and use a second network protocol for communication with the HCP private key device. According to one embodiment, the HPC EID external device is configured to use a first frequency band for communication with the implantable medical device and use a second frequency band for communication with the HCP private key device. According to one embodiment, at least one of the HCP EID external device and the HCP private key device comprises a Bluetooth transceiver. According to one embodiment, at least one of the HCP EID external device and the HCP private key device comprises a UWB transceiver. An external system for providing remote instructions to an implantable medical device is further provided. The external system being configured to provide instructions to be transmitted to the implantable medical device, derive a checksum from the instructions, electronically sign the instructions and the checksum. The external system is further configured to form a data packet from the instructions, the electronic signature and the checksum. The implantable medical device further comprises a wireless transmitter configured to wirelessly send the data packet to the implantable medical device. The external system may further be configured to encryptthe data packet at the external system. The checksum is configured to verify that no changes have been made to the bit stream forming theinstructions. According to one embodiment, the wireless transmitter is part of a wireless transceiver comprised in the external system.According to one embodiment, the external system comprises a first external device and a second external device, and the first external device is configured to transmit the data packet to the second external device, and the second external device is configured to transmit the data packet wirelessly to the implantable medical device without changing the data packet and / or without full decryption of the data packet. The external system may be configured to transmit at least one instruction for altering the control program of the implantable medical device, to the implantable medical device, which may include altering at least one parameter for affecting the control of the implantable medical device, which may include updating at least one parameter of the control program to a parameter value comprised in a set of parameter values stored in the implantable medical device. According to one embodiment, the first external device is configured to send the data packet from the first external device to the second external device using a first network protocol and send the data packet from the second external device to the implantable medical device using a second network protocol. According to one embodiment, the first external device is configured to send the data packet from the first external device to the second external device using wired communication and send the data packet from the second external device to the implantable medical device using wireless communication. According to one embodiment, the first external device is configured to wirelessly send the data packet from the first external device to the second external device using a first network protocol, and wirelessly send the data packet from the second external device to the implantable medical device using a second network protocol. According to one embodiment, the first external device is configured to wirelessly send the data packet from the first external device to the second external device using a first frequency band, and wirelessly send the data packet from the second external device to the implantable medical device using a second frequency band. According to one embodiment, the first external device is configured to wirelessly send the data packet from the first externaldevice to the second external device using a first wireless technology, and wirelessly send the data packet from the second external device to the implantable medical device using a second wireless technology. According to one embodiment, the external system is configured to electronically sign the instructions at the external system using a key of the external system. The key may be a non-extractable key. According to one embodiment, the second external device is configured to perform a proof of possession operation comprising the steps of transmitting, form the first external device to the second external device, a query based on a public key associated with theprivate of the external system, receiving, at the second external device, a response based on the possession of the private key in the firstexternal device, and verifying that the response based on the possession of the private key matches the query based on a public key. According to one embodiment, the first external device is configured to form the data packet and electronically sign the instruction using a first private key, and the second external device is configured to: receive the data packet from the first external device,verify that the first external device is a trusted transmitter, in response to the verification, electronically sign the data packet using asecond private key, and transmit the data packet from the second external device to the medical implant.According to one embodiment, the first external device is configured to electronically sign the instructions and encrypt the data packet using a key placed on a key device external to the first external device. The external system may comprise a key device configured to hold at least one private key which is part of a public-private key pair used for asymmetric encryption. According to one embodiment, the key device comprises a wireless transmitter for wirelessly transmitting the at least one private key or a signal based on the private key, to the first external device. The second external device may be configured to at least one of: electronically sign the instructions and encrypt the data packet using a key placed on a key device external to the second external device. According to one embodiment, the external system further comprises a second key device configured to hold at least one second private key and the second key device may comprise a wireless transmitter for wirelessly transmitting the at least one private key or a signal based on the private key to the second external device. According to one embodiment, 5. the external system further comprises a second key device comprising a wireless transmitter for wirelessly transmitting at least one second private key or a signal based on the second private key to the first external device. According to one embodiment, at least one of the key device and the second key device comprises at least one of: a key card, a wearable device and a handset. The first and / or second external device may be configured to be unlocked by user credentials provided to the first external device. The user credentials may comprise a username and a password and / or a PIN-code. According to one embodiment, the first external device is configured to verify the user credentials by comparing the user credentials with user credentials stored in the first external device. The user credentials may be stored in the first external device by themanufacturer of the first external device. The user credentials may be stored as hardware or software in the first external device.According to one embodiment, the first external device is configured to verify the user credentials by communicating with a remote server. The external system may in any of the embodiments herein be configured to function without connection to the Internet and maybe configured to communicate with the implantable medical device independently of time. The first and second private keys may be different in any of the embodiments. However, the first and second private keys may comprise at least one common element. At least one first and second external devices are configured to be unlocked by at least one of the first and second private key. According to one embodiment, the external system comprises a central server, and the central server is configured to form a data packet from the instructions, the electronic signature and the checksum and further configured to provide the formed data packet to the first external device. The central server may be accessed by at least one healthcare professional, such that the healthcare professional can provide input to the central server for forming the instructions to be sent to the implantable medical device. The central server may be accessed by at least one patient, such that the patient can provide input to the central server for verifying at least one of: the authenticity of the healthcare professional and the correctness of the instructions. The healthcare provider and / or the patient can electronically sign the instructions at the central server. According to one embodiment, the central server is configured to verify the authenticity of the first and second key and electronically sign the instructions using the first and second key. The second key may be a user key, and wherein the external system maybe configured to use the second key for at least one of approving that communication is transmitted to the implantable medical device, and approving that a healthcare provider prepares an instruction to the implantable medical device. According to one embodiment, the approval step can be performed by first or second external device. According to one embodiment, the first key is required to create an instruction to the implantable medical device and the second key is required to transmit the created instruction to the implantable medical device. According to one embodiment, at least one of the first and second external device comprises an input button configured to beused for verifying user presence.According to one embodiment, the input button con be configured to replace at least one of: input of at least one key to at least one of the first and second external device, and input of credentials into at least one of the first and second external device. The input button may be configured to replace the second key. According to one embodiment, the external system is configured to transmit the data packet to the implantable medical device, and the data packet comprises at least one instruction signed by a first key and a public key including information about which root have created the public key. According to one embodiment, at least one of the first and second external device may be configured to enable communication with the implantable medical device based on at least one password being provided to at least one of the first and second external device. According to one embodiment, at least one of the first and second external device is configured to enable communication with the implantable medical device based on two passwords being provided to at least one of the first and second external device. According to one embodiment, at least one of the first and second external device is configured to enable communication with the implantable medical device based on one patient password and one healthcare provider password being provided to at least one of the first and second external device. According to one embodiment, at least one of the first and second external devices are configured to perform a verification query operation with at least one of the first and second key device, the verification query operation comprising: transmitting, from the firstor second external devices, a query comprising a computational challenge to at least one of the first and second key device, receiving, atthe first or second external devices, a response based on the transmitted computational challenge, and verifying, at the first or second external devices, the received response. The verification query operation may be in the form of a proof of possession operation comprising: receiving a public key of at least one of the first and second key devices, the public key being associated with a private key of the first or second key device, transmitting, from at least one of the first and second external devices, a computational challenge to the first or second key device, based on the public key received from the first or second key device, receiving a response from the first or second key device based on the possession of the private key in the first or second key device, and verifying that the response based on the possession of the private key matches the query based on a public key. An implantable medical device configured to receive remote instructions from an external system is further provided. The implantable medical device comprises a wireless receiver configured to receive wirelessly transmitted data packets from the external system, a computing unit configured to: verify the electronic signature, and use a checksum provided in the data packet to verify the integrity of the instructions. The computing unit may further be configured to decrypt the data packet. The computing unit may be configured to use the checksum to verify that the bit stream making up the instructions is unchanged.The wireless receiver may be part of a wireless transceiver. According to one embodiment, the computing unit comprises a memory unit configured to store electronic signatures, and the computing unit may be configured to verify the electronic signature by comparing the electronic signature with the electronic signatures stored in the memory unit. According to one embodiment, the implantable medical device comprises a control program configured to control at least one function of the implantable medical device, and the computing unit may be configured to alter the control program on the basis of the received instructions. According to one embodiment, the implantable medical device comprises an internal computing unit configured to run a control program for controlling a function of the implantable medical device. The control program may comprise at least one adjustable parameter affecting the control of the implantable medical device, and the method of providing remote instructions may comprise providing instructions for altering the at least one parameter for affecting the control of the implantable medical device. According to one embodiment, the implantable medical device comprises a central unit, comprising at least one of a wireless receiver and a wireless transceiver, and a security module connected to the central unit. The implantable medical device may be configured to transfer the data packet from the central unit to the security module, and the security module may be configured to perform at least a portion of at least one of the decryption and the signature verification. The security module may comprise a set of rules for accepting communication from the central unit, and the security module may be configured to verify compliance with the set of rules. According to one embodiment, the wireless receiver or wireless transceiver may be configured to be placed in an off-mode, in which no wireless communication can be received by the wireless transceiver, and the set of rules may comprise a rule stipulating that communication from the central unit is only accepted at the security module when the wireless transceiver is placed in the off-mode. According to one embodiment, the implantable medical device may be configured to decrypt the data packet and / or verify the electronic signature using a private key of the implantable medical device. The private key may be a non-extractable key. The private keymay be provided in the implantable medical device by the manufacturer of the implantable medical device and may be stored as hardwareor software in the implantable medical device. According to one embodiment, the implantable medical device is configured to perform a proof of possession operation comprising: transmitting, from the implantable medical device to the external system, a query based on a public key associated with the private key of the external system, receiving, at the implantable medical device, a response based on the possession of the private key in the external system, and verifying that the response based on the possession of the private key matches the query based on a public key. The implantable medical device may be configured to communicate with the external system independently of time. According to one embodiment, the implantable medical device is configured to: verify a first electronic signature made using atleast one of a first key and a second key, and verifying a second electronic signature made using at least one of a first key and a second key.At least one of the first and second keys may be a private key, and the first and second keys may be different, and the first and second keysmay comprise at least one common element.According to one embodiment, the implantable medical device is configured to verify a first electronic signature to allow communication from the external system to the implantable medical device, and verify a second electronic signature to allow an instruction received in the communication to alter the control program running on the implantable medical device. According to one embodiment, the first electronic signature is an electronic signature linked to the user of the implantable medical device and the second electronic signature is an electronic signature linked to a healthcare provider. According to one embodiment, only a portion of the private key is needed to at least one of: decrypt the data packet and verify the electronic signature. The implantable medical device trusts any external device holding the private key. According to one embodiment, the implantable medical device is configured to receive the data packet comprising: at least one instruction signed by a private key of the external system, and a public key including information about which root have created the public key. According to one embodiment, the implantable medical device is configured to accept communication from an external system based on at least one password being provided to the implantable medical device. According to one embodiment, the implantable medicaldevice is configured to accept communication from an external system based on two passwords being provided to the implantable medicaldevice. According to one embodiment, the implantable medical device is configured to accept communication from an external system based on one patient password and one healthcare provider passwords being provided to the implantable medical device. A method of providing remote instructions from an external system to an implantable medical device is further provided. The method comprises deriving a checksum, at the external system, from the instructions to be sent to the implantable medical device, electronically signing the instructions and the checksum, at the external system, wherein: the instructions, the checksum and the electronic signature form a data packet, wirelessly sending the data packet to the implantable medical device, verifying the electronic signature, and using the checksum to verify the integrity of the instructions. According to one embodiment, the method further comprises the steps of encrypting the data packet at the external systemusing a private key of the external system, and decrypting, at the implantable medical device, the data packet using a private key of the implantable medical device. According to one embodiment, the step of verifying the electronic signature comprises comparing the electronic signature with electronic signatures stored in the implantable medical device. According to one embodiment, the step of wirelessly sending the data packet to the implantable medical device comprisessending the data packet from a first external device to a second external device using wired communication and wirelessly sending the data packet from the second external device to the implantable medical device. According to one embodiment, the step of wirelessly sending the data packet to the implantable medical device comprises sending the data packet from a first external device to a second external device and further wirelessly sending the data packet from the second external device to the implantable medical device. The second external device transmits the data packet without changing the data packet and / or without full decryption.According to one embodiment, the step of wirelessly sending the data packet to the implantable medical device comprises: wirelessly sending the data packet from a first external device to a second external device using a first network protocol, and wirelessly sending the data packet from the second external device to the implantable medical device using a second network protocol. According to one embodiment, the step of wirelessly sending the data packet to the implantable medical device comprises: wirelessly sending the data packet from a first external device to a second external device using a first frequency band, and wirelessly sending the data packet from the second external device to the implantable medical device using a second frequency band. According to one embodiment, the step of wirelessly sending the data packet to the implantable medical device comprises: wirelessly sending the data packet from a first external device to a second external device using a first wireless technology, and wirelessly sending the data packet from the second external device to the implantable medical device using a second wireless technology, wherein the first wireless technology has an effective range being one of: 2 times, 4 times, 8 times 20 times, 50 times or 100 times longer than the first wireless technology. According to one embodiment, the implantable medical device comprises a central unit, comprising a wireless transceiver, and a security module connected to the central unit. The step of decrypting, at the implantable medical device, the data packet, comprises transferring the data packet from the central unit to the security module, and performing at least a portion of the decryption in the security module. According to one embodiment, the security module comprises a set of rules for accepting communication from the central unit,and the step of transferring the data packet from the receiving unit of the implant to the security module comprises verifying compliance with the set of rules. According to one embodiment, the wireless transceiver is configured to be placed in an off-mode, in which no wireless communication can be received by the wireless transceiver, and the set of rules comprises a rule stipulating that communication from the central unit is only accepted at the security module when the wireless transceiver is placed in the off-mode. According to one embodiment, the step of electronically signing the instructions at the external system comprises electronically signing the instructions at the external system using a private key of the external system. According to one embodiment, the step of verifying the electronic signature comprises performing a proof of possession operation comprising the steps of: transmitting, form the medical device to the external system, a query based on a public key associatedwith the private of the external system, receiving, at the medical device, a response based on the possession of the private key in theexternal system, and verifying that the response based on the possession of the private key matches the query based on a public key. According to one embodiment, the step of forming the data packet is performed at a first external device, and the step of electronically signing the instructions comprises electronically signing the instruction using a first private key, and wherein the methodfurther comprises: transmitting the data packet from the first external device to a second external device, verifying, at the second externaldevice, that the transmitter is a trusted transmitter, in response to the verification, electronically signing the data packet using a second private key, and transmitting the data packet from the second external device to the medical implant, and verifying, at the medical implant, the electronic signatures generated using the first and second private keys. The method may further comprise using the checksum to verify the integrity of the instructions.According to one embodiment, the method according to any one of the preceding embodiments is performed without connection to the Internet and / or independently of time. According to one embodiment, the method further comprises the central server being accessed by at least one healthcare professional, and the healthcare professional providing input to the central server for forming the instructions to be sent to the implantable medical device. According to one embodiment, the central server is accessed by at least one patient, such that the patient can provide input to the central server for verifying at least one of: the authenticity of the healthcare professional and the correctness of the instructions. According to one embodiment, the healthcare provider may electronically sign the instructions at the central server and / or the patient may electronically sign the instructions at the central server. According to one embodiment, the method further comprising the steps of: verifying the authenticity of the first and second key at the central server, and electronically signing the instructions using the first and second key. According to one embodiment, the second key is a user key, and the method may comprise the steps of using the second key for at least one of: approving that communication is transmitted to the implantable medical device, and approving that a healthcare provider prepares an instruction to the implantable medical device. According to one embodiment, the approval step can be performed by first or second external device. According to one embodiment, the first key is required to create an instruction to the implantable medical device and the second key is required to transmit the created instruction to the implantable medical device. At least one of the first and second external device may comprise an input button, and the method may further comprise the step of pressing the button for verifying user presence. The input button may be placed on the second external device. According to one embodiment, the method further comprises a verification query operation between at least one of the first and second external devices and at least one of the first and second key devices, the verification query operation comprising: transmitting, from the first or second external devices, a query comprising a computational challenge to at least one of the first and second key device, receiving, at the first or second external devices, a response based on the transmitted computational challenge, and verifying, at the first or second external devices, the received response. The verification query operation may be in the form of a proof of possession operation comprising: receiving a public key of at least one of the first and second key devices, the public key being associated with a private key of the first or second key device, transmitting, from at least one of the first and second external devices, a computational challenge to the first or second key device, based on the public key received from the first or second key device, receiving a response from the first or second key device based on the possession of the private key in the first or second key device, and verifying that the response based on the possession of the private key matches the query based on a public key. A method of providing remote instructions from an external system to an implantable medical device is further provided. The implantable medical device comprises a list of codes and the external system comprises a list of codes. The method comprising encrypting the instructions at the external system using a code from a position on the list of codes, wirelessly sending the encrypted instructions to the implantable medical device, and decrypting, at the implantable medical device, the instructions using a code from a position on the list of codes.According to one embodiment, the method further comprises the steps of: wirelessly sending position information from the external device to the implantable medical device, and using the information at the implantable medical device for selecting the code from the list of codes. According to one embodiment, the step of encrypting, at the external system, the instructions using a code from a position on the list of codes comprises selecting the code on a current position on the list of codes, wherein the method further comprises the step of updating the current position to a new current position after using the code. According to one embodiment, the step of decrypting, at the implantable medical device, the instructions using a code from a position on the list of codes comprises selecting the code on a current position on the list of codes, wherein the method further comprises the step of updating the current position to a new current position after using the code. According to one embodiment, the current position comprises a number and wherein the step of updating the current position comprises updating the number to a sequential number. According to one embodiment, the step of wirelessly sending the encrypted instructions to the implantable medical device comprises sending the encrypted instructions from a first external device to a second external device and further wirelessly sending the encrypted instructions from the second external device to the implantable medical device, and wherein the second external device transmits the encrypted instructions without changing the encrypted instructions and / or without full decryption of the instructions. A communication system for transmission of data to or from an implantable medical device is provided. The communication system comprises an implantable medical implant, a first remote control comprising a first wireless communication unit configured for wireless transmission of data to or from the implantable medical device, the first remote control being operable by a user, and a second remote control comprising a second wireless communication unit configured for wireless transmission of control commands or data to or from the implantable medical device, and a third communication unit for communicating with a patient display device, the second remote control being inoperable by a user. According to an embodiment, the first remote control comprises an input device for receiving a first user input, and wherein the first remote control is configured to transmit the first user input to the implantable medical device. According to an embodiment, the second remote control is configured to receive second user input from the patient display device and to transmit the second user input to the implantable medical implant. According to an embodiment, the data comprises a control command for the medical implant. According to an embodiment, at least one of the first wireless communication unit and the second wireless communication unit is configured to send or receive data using near-field magnetic induction. According to an embodiment, at least one of the first wireless communication unit and the second wireless communication unit comprises a transmitter coil for modulating a magnetic field for transmitting the data, and wherein the implantable medical implant comprises a receiving coil and an NFMI receiver connected to the receiving coil to receive the data. According to an embodiment, the transmitter coil is configured to modulate a magnetic field, and the NFMI receiver is adapted tomeasure the magnetic field in the receiving coil. According to an embodiment, at least one of the first wireless communication unit and the second wireless communication unit is configured to wirelessly charge the medical implant using near-field magnetic induction.According to an embodiment, the medical implant comprises a coil for receiving wireless energy for charging the implant via near-field magnetic induction. According to an embodiment, the second and third communication units are configured to transmit and / or receive data using different network protocols. According to an embodiment, wherein the second and third communication units are configured to transmit and / or receive data using different frequency bands. According to an embodiment, at least one of the first remote control, the second remote control and the implantable medical device comprises a Bluetooth transceiver. According to an embodiment, at least one of first remote control, the second remote control and the implantable medical device comprises a UWB transceiver. According to an embodiment, the network protocol is one from the list of: Radio Frequency type protocol, RFID type protocol, WLAN type protocol, Bluetooth type protocol, BLE type protocol, NFC type protocol, 3G / 4G / 5G type protocol, and GSM type protocol. According to an embodiment, the second communication unit has a longer effective range than the third communication unit. According to an embodiment, the second remote control is configured to communicate with a consumer electronics device. According to an embodiment, the patient display device comprises the consumer electronics device. According to an embodiment, the first remote control is configured to control functions of the implantable medical device based on user input to the first remote control. According to an embodiment, a method corresponding to the communication system according to the previous aspect is provided. According to an aspect, a method for wireless energy transfer from an external energy source located outside the patient to an internal energy receiver located inside the patient, the internal energy receiver being connected to an implantable medicaldevice for supplying received energy thereto, is provided. The method comprises determining an accumulated amount of received energyover a time period, determining a current change in the received energy, determining a control signal reflecting the accumulated received energy and the change in the received energy, and controlling the energy transfer based on the control signal. According to an embodiment, determining an accumulated amount of received energy is determined by the internal energy receiver. According to an embodiment, determining a current change is performed by the internal energy receiver. According to an embodiment, the internal energy receiver comprises a PID regulator for controlling the energy transfer. According to an embodiment, the PID regulator is implemented in a microcontroller. According to an embodiment, determining a control signal is performed by the internal energy receiver. According to an embodiment, the control signal is transmitted to the external energy source, and wherein the external energy source is configured to adjust the transmitted energy base on the control signal. According to an embodiment, controlling the energy transfer is controlled by the internal energy receiver.According to an embodiment, controlling the energy transfer is performed by the external energy source. According to an embodiment, controlling the energy transfer comprises adjusting the energy transfer efficiency.According to an embodiment, the external device comprises a transmitter coil for modulating a magnetic field for transmitting data or transmitting energy, and wherein the implantable medical implant comprises a receiving coil and an NFMI receiver connected to the receiving coil to receive the data or the energy. According to an embodiment, at least one of the first wireless communication unit and the second wireless communication unit is configured to wirelessly charge the medical implant using near-field magnetic induction. According to an embodiment, the medical implant comprises a coil for receiving wireless energy for charging the implant via near-field magnetic induction. According to an embodiment, the method further comprises receiving energy in pulses according to a pulse pattern, and measuring the received pulse pattern. According to an embodiment, the method further comprises determining that the pulse pattern deviates from a predefined pulse pattern, and controlling the energy transfer based on the determination. According to an embodiment, the method further comprises measuring a temperature in the implantable medical device or in the body of the patient, and controlling the energy transfer in response to the measured temperature. According to an embodiment, the implantable medical device comprises at least one coil connected to a variable impedance, the method further comprising controlling the energy transfer by controlling the variable impedance. According to an embodiment, the implantable medical device comprises at least one coil having a plurality of windings, whereinthe plurality of windings each are connected to a respective variable impedance, the method further comprising controlling the energy transfer by controlling the respective variable impedance individually. According to an aspect, an implantable medical device, a first remote control and / or a second remote control configured to perform the method according to the previous aspect are provided. A corresponding method is also provided. A method of teaching a voice-controlled medical implant to recognize a voice command is provided. The method comprises inputting a first audio training phrase to the medical implant, when the medical implant is implanted in the body of the patient and creating a transfer function, the transfer function being based on the first audio training phrase, wherein the transfer function is configured to adjust the amplitude of at least one frequency of audio received at the medical device for enhancing audio received at the medical implant to facilitate detection of voice commands. The method further comprises inputting a second audio training phrase to the medical implant, thesecond audio training phrase comprising the voice command. The voice command comprises an instruction for the control of the medicalimplant. The method further comprises using the transfer function for generating an enhanced second audio training phrase in the medicalimplant, and associating the enhanced second audio training phrase with the instruction for the control of the medical implant.In an embodiment, adjusting the amplitude comprises at least one of: filtering, cancelling and amplifying the at least one frequency. In an embodiment, at least one of the first and second audio training phrase is a spoken audio training phrase.In an embodiment, the spoken audio training phrase is spoken by the patient the implant is implanted in. In an embodiment, the first audio training phrase comprises the voice command. In an embodiment, the first and second audio training phrases is the same voice command.In an embodiment, the first and second audio training phrases are different.In an embodiment, creating the transfer function comprises amplifying frequencies muffled by the location of the medical implant in the body of the patient. In an embodiment, creating the transfer function comprises filtering or cancelling noise generated by the body. In an embodiment, the medical implant is configured to receive voice commands related to an instruction for control of the medical implant. In an embodiment, the voice command relates to at least one of: performing a function of the medical device; using a sensor to measure a parameter relating to a condition of the patient or a condition of the medial implant; and sending or receiving data from the medical implant. A system corresponding to the preceding aspect is also provided. According to an aspect, a system for wirelessly charging an implantable medical implant, when implanted in a body of a patient, is provided. The system comprises an internal energy receiver comprising a secondary coil, the internal energy receiver being connected to the implantable medical implant and an external energy transmitter comprising a primary coil for wirelessly transmitting energy to the internal energy receiver via the secondary coil, wherein a diameter of the primary coil is larger than a diameter of the secondary coil. According to an embodiment, the system further comprises an internal controller connected to the internal energy receiver, for controlling the amount of energy received by the internal energy receiver. According to an embodiment, the internal energy receiver further comprises a measurement unit for measuring a parameter related to the implantable medical implant or the body of the patient. According to an embodiment, the controller is configured to measure the accumulated energy received by the internal energyreceiver over a period of time and to measure a current change in energy received, and to control the energy received based on theaccumulated energy and the current change. According to an embodiment, the controlled comprises a Proportional – Integral – Derivative, PID, regulator for controlling thereceived energy. According to an embodiment, the internal energy received comprises a variable impedance. According to an embodiment, the internal energy receiver is configured to control the resonant frequency by controlling the variable impedance. According to an embodiment, the controller is configured to vary the variable impedance in response to a measured parameter deviating from a predetermined interval or exceeding a threshold value. According to an embodiment, the parameter relates to the energy received by the coil over a time period. According to an embodiment, the measurement unit is configured to measure a parameter related to a change in energy receivedby the coil. According to an embodiment, the receiving unit is configured to receive transcutaneously transferred energy in pulses according to a pulse pattern, and wherein the measurement unit is configured to measure a parameter related to the pulse pattern. According to an embodiment, the receiving unit is configured to receive transcutaneously transferred energy in pulses according to a pulse pattern, and wherein the measurement unit is configured to measure a parameter related to the pulse pattern.According to an embodiment, the controller is configured to control the variable impedance in response to the pulse pattern deviating from a predefined pulse pattern. According to an embodiment, the variable impedance comprises a resistor and a capacitor, the variable impedance comprises aresistor and an inductor, the variable impedance comprises an inductor and a capacitor, the variable impedance comprises a digitally tunedcapacitor, the variable impedance comprises a digital potentiometer, or the variable impedance comprises a variable inductor. According to an embodiment, the diameter of the primary coil is at least one of more than 0.5 cm, more than 10 cm, more than 15 cm, more than 20 cm, coil is more than 30 cm, or is more than 50 cm. According to an embodiment, the area of the primary coil is more than 0.5 cm2, more than 2 cm2, more than 10 cm2, more than 100 cm2, more than 300 cm2, more than 500 cm2, or more than 800 cm2. According to an embodiment, a method corresponding to the system for wirelessly charging an implant according to the previous aspect is provided. According to an aspect, a system for communication with an implantable medical device, when implanted in a body of a patient, is provided. The system comprises an internal communications unit, connected to or comprised in the implantable medical device, and an external communications unit, wherein the internal communications unit and the external communications unit are configured to communicate using near field magnetic induction, NFMI. According to an embodiment, the internal communication unit comprises an internal NFMI receiver and an internal coil connected to the internal NFMI receiver, the internal NFMI receiver being configured to measure an induced voltage in the internal coil. The external communications unit comprises an external NFMI transmitter and an external coil connected to the external NFMI transmitter, and the external coil and the external NFMI transmitter are configured to modulate a magnetic field for sending data to the implantable medical device via the internal coil. According to an embodiment, the external NFMI transmitter further comprises a capacitor for tuning. According to an embodiment, the internal NFMI receiver comprises a tunable resistor and capacitor tank. According to an embodiment, the internal communication unit comprises an internal NFMI transmitter and an internal coilconnected to the internal NFMI transmitter. The external communications unit comprises an external NFMI receiver and an external coil connected to the external NFMI receiver, the external NFMI receiver being configured to measure an induced voltage in the external coil, and the internal coil and the internal NFMI transmitter are configured to modulate a magnetic field for sending data to the external communications unit via the external coil. According to an embodiment, the internal NFMI transmitter further comprises a capacitor for tuning the internal coil and the internal NFMI transmitter. According to an embodiment, the external NFMI receiver comprises a tunable resistor and capacitor tank for tuning the external coil and the external NFMI receiver. According to an embodiment, the implantable medical device comprises an active portion configured to monitor, treat or perform a function of a body of a patient. According to an embodiment, the active portion is not a pacemaker, a hearing aid or a neurostimulation implant.According to an embodiment, the internal communications unit is adapted to be implanted at a tissue depth of at least 8 cm or atleast 15 cm. According to an embodiment, the internal communications unit is adapted to be implanted in an abdomen of a patient.According to an embodiment, the external communications unit is configured to communicate with another external device. According to an embodiment, the internal communications unit is configured to encrypt data before transmitting it to the external communications unit. According to an embodiment, the external communications unit is configured to relay the encrypted data to the another external device without decrypting it. According to an aspect, an implantable medical device adapted to receive wirelessly transmitted energy is provided, the implantable medical device comprises an energy consuming part, and a first energy receiving unit, the first energy receiving unit comprising a first coil configured for receiving wirelessly transferred energy, and a first impedance unit electrically connected to the first coil, the receiving unit being configured to transfer the received energy to the energy consuming part. The implantable medical device further comprises a second energy receiving unit, the second energy receiving unit comprising a second coil configured for receivingwirelessly transferred energy and a second impedance unit electrically connected to the second coil, the receiving unit being configured totransfer the received energy to the energy consuming part. The implantable medical device further comprises a measurement unit configured to measure a parameter related to energy transfer, and a controller configured to control the subcutaneously received energy based on the parameter by controlling the first or the second impedance unit. According to an embodiment, the first energy receiving unit has a first resonant frequency based on the inductance of the first coil and the impedance of the first impedance unit, and the second energy receiving unit has a second resonant frequency based on the inductance of the second coil and the impedance of second impedance unit. According to an embodiment, the first receiving unit has a resonant frequency different from the resonant frequency of the second receiving unit. According to an embodiment, the first and second impedance units are connected in parallel to the respective coil. According to an aspect, an implantable medical device adapted to receive wirelessly transmitted energy, the implantable medical device comprises an energy consuming part, and a receiving unit configured for receiving wirelessly transferred energy and transferringthe received energy to the energy consuming part, the receiving unit comprising a first coil portion and a second coil portion, and a firstimpedance unit and a second impedance unit, wherein the first impedance unit is connected to the first coil portion and the second impedance unit is connected to the second coil portion. The implantable medical device further comprises a measurement unit configured to measure a parameter related to energy transfer, and a controller configured to control the subcutaneously received energy based on the parameter by controlling the first or the second impedance unit. According to an embodiment, the first coil portion and the second coil portion are at least one of: portions of the same coil, or portions or different coils connected in series. According to an embodiment, the first coil portion and the second coil portion have the same inductance, or the first coil portion has a different inductance than the second coil portion.According to an embodiment, the first impedance is connected in parallel to the first coil portion and the second impedance isconnected in parallel to the second coil portion.According to an embodiment, one of the first coil portion and the second coil portion are overlapping the other of the first coilportion and the second coil portion, or the first coil portion and the second coil portion are not overlapping with the other of the first coilportion and the second coil portion. According to an embodiment, the first coil portion and the first impedance unit has a first resonance frequency, and the second coil portion and the second impedance unit has a second resonance frequency. According to an embodiment, the first resonance frequency is different from the second resonance frequency. According to an embodiment, the first or second impedance unit is a capacitor. According to an embodiment, the first impedance unit and the second impedance unit have different impedances. According to an aspect, an implantable medical device adapted to receive wirelessly transmitted energy, the implantable medical device comprises an energy consuming part, and a first receiving unit comprising a first coil configured for receiving wirelessly transferred energy and transferring the received energy to the energy consuming part, and a first impedance electrically connected to the coil. The implantable medical device further comprises a second receiving unit comprising a second coil portion and a third coil portionconfigured for receiving wirelessly transferred energy and transferring the received energy to the energy consuming part, and a secondimpedance unit and a third impedance unit, wherein the second impedance unit is connected to the second coil portion and the third impedance unit is connected to the third coil portion. The implantable medical device further comprises a measurement unit configured to measure a parameter related to energy transfer, and a controller configured to control the subcutaneously received energy based on the parameter by controlling the first, the second or the third impedance unit. ASPECT_371-Electro_Subcutaneous_Control_Pop-Rivet2_Flange According to one embodiment of the inventive concept, these and other objects are achieved in full, or at least in part, by an implantable energized medical device configured to be held in position by a tissue portion of a patient, the medical device comprising: a first portion configured to be placed on a first side of the tissue portion, the first portion having a first cross-sectional area in a first plane and comprising a first surface configured to face a first tissue surface of the first side of the tissue portion, a second portion configured to be placed on a second side of the tissue portion, the second side opposing the first side, the second portion having a second cross-sectional area in a second plane and comprising a second surface configured to engage a second tissue surface of the second side of the tissue portion, and a connecting portion configured to be placed through a hole in the tissue portion extending between the first and second sides of the tissue portion, the connecting portion having a third cross-sectional area in a third plane and a fourth cross-sectional area in a fourth plane and a third surface configured to engage the first tissue surface of the first side of the tissue portion, wherein the connecting portion is configured to connect the first portion to the second portion, wherein: the first, second, third and fourth planes are parallel to each other, the third cross-sectional area is smaller than the second and fourth cross-sectional areas, such that the first portion, second portion and connecting portion are prevented from travelling through the hole in the tissue portion in a direction perpendicular to the first, second and third planes, and the first portion is detachably connected to at least one of the connecting portion and the second portion. In some embodiments, the third cross-sectional area is smaller than the first cross-sectional area. In some embodiments, the third cross-sectional area is equal to or larger than the first cross-sectional area.In some embodiments, the connecting portion comprises a flange comprising the fourth cross-sectional area, such that the flange is prevented from travelling through the hole in the tissue portion in a direction perpendicular to the first, second and third planes. In some embodiments, the flange protrudes in a direction parallel to the first, second, third and fourth planes, and perpendicular to a central extension of the connecting portion. In some embodiments, the flange comprises the third surface configured to engage the first tissue surface of the first side of thetissue portion. In some embodiments, the connecting portion comprises at least one protruding element comprising the fourth cross-sectionalarea, such that the at least one protruding element is prevented from travelling through the hole in the tissue portion, such that the secondportion and the connecting portion can be held in position by the tissue portion of the patient also when the first portion is disconnected from the connecting portion. In some embodiments, the at least one protruding element protrudes in a direction parallel to the first, second, third and fourth planes, and perpendicular to a central extension of the connecting portion. In some embodiments, the at least one protruding element comprises the third surface configured to engage the first tissue surface of the first side of the tissue portion. In some embodiments, the connecting portion comprises at least two protruding elements comprising the fourth cross-sectional area. In some embodiments, the at least two protruding elements are symmetrically arranged about a central axis of the connecting portion. In some embodiments, the at least two protruding elements are asymmetrically arranged about a central axis of the connecting portion. In some embodiments, at least one of the first, second and third surfaces comprises at least one of ribs, barbs, hooks, a frictionenhancing surface treatment, and a friction enhancing material, to facilitate the implantable energized medical device being held in position by the tissue portion. In some embodiments, the connecting portion comprises a hollow portion. In some embodiments, the hollow portion provides a passage between the first and second portions. In some embodiments, the first portion is detachably connected to the connecting portion by at least one of a mechanical connection and a magnetic connection. In some embodiments, the first portion is detachably connected to the connecting portion by at least one of threads and corresponding grooves, a screw, a self-locking element, a twist and lock fitting, and a spring-loaded locking mechanism. In some embodiments, the at least one protruding element has a height in a direction perpendicular to the fourth plane being less than a height of the first portion in said direction. In some embodiments, the at least one protruding element has a height in said direction perpendicular to the fourth plane beingless than half of said height of the first portion in said direction. In some embodiments, the at least one protruding element has a height in said direction perpendicular to the fourth plane being less than a quarter of said height of the first portion in said direction.In some embodiments, the at least one protruding element has a height in said direction perpendicular to the fourth plane being less than a tenth of said height of the first portion in said direction. In some embodiments, the at least one protruding element has a diameter in the fourth plane being one of: less than a diameter of the first portion in the first plane, equal to a diameter of the first portion in the first plane, and larger than a diameter of the first portion in the first plane. In some embodiments, the at least one protruding element has a cross-sectional area in the fourth plane being one of: less than a cross-sectional area of the first portion in the first plane, equal to a cross-sectional area of the first portion in the first plane, and larger than a cross-sectional area of the first portion in the first plane. In some embodiments, the at least one protruding element has a height in said direction perpendicular to the fourth plane being less than half of a height of the connecting portion in said direction. In some embodiments, the at least one protruding element has a height in said direction perpendicular to the fourth plane being less than a quarter of said height of the connecting portion in said direction. In some embodiments, the at least one protruding element has a height in said direction perpendicular to the fourth plane being less than a tenth of said height of the connecting portion in said direction. ASPECT_374-Electro_Subcutaneous_Control_Pop-Rivet2_Shoe According to one embodiment of the inventive concept, these and other objects are achieved in full, or at least in part, by an implantable energized medical device configured to be held in position by a tissue portion of a patient, the medical device comprising: a first portion configured to be placed on a first side of the tissue portion, the first portion having a first cross-sectional area in a first plane and comprising a first surface configured to face a first tissue surface of the first side of the tissue portion, a second portion configured to be placed on a second side of the tissue portion, the second side opposing the first side, the second portion having a second cross-sectionalarea in a second plane and comprising a second surface configured to engage a second tissue surface of the second side of the tissueportion, and a connecting portion configured to be placed through a hole in the tissue portion extending between the first and second sidesof the tissue portion, the connecting portion having a third cross-sectional area in a third plane and being configured to connect the first portion to the second portion, wherein: the first, second, and third planes are parallel to each other, the third cross-sectional area is smaller than the first and second cross-sectional areas, such that the first portion and second portion are prevented from travelling through the hole in the tissue portion in a direction perpendicular to the first, second and third planes, and a connecting interface between the connecting portion and the second portion is excentric with respect to the second portion. In some embodiments, the connecting interface between the connecting portion and the second portion is excentric, with respect to the second portion, in a first direction, but not in a second direction being perpendicular to the first direction. In some embodiments, the connecting interface between the connecting portion and the second portion is excentric, with respect to the second portion, in a first direction and in a second direction being perpendicular to the first direction. In some embodiments, the first direction and second direction are parallel to the second plane. In some embodiments, the second portion has a first end and a second end opposing the first end, wherein the second portion has a length between the first and second end. In some embodiments, the first end and second end are separated in a direction parallel to the second plane.In some embodiments, the second portion is curved along the length. In some embodiments, the second portion is curved in said first direction and said second direction being perpendicular to the first direction. In some embodiments, the first and second ends comprise an elliptical point respectively. In some embodiments, the first and second ends comprise a hemispherical end cap respectively. In some embodiments, the second portion has at least one circular cross-section along the length between the first and secondend. In some embodiments, the second portion has at least one oval cross-section along the length between the first and second end. In some embodiments, the second portion has at least one elliptical cross-section along the length between the first and second end. In some embodiments, the second portion has said length in a direction being different to a central extension of the connecting portion. In some embodiments, the second portion has a proximal region, an intermediate region, and a distal region. In some embodiments, the proximal region extends from the first end to an interface between the connecting portion and the second portion, the intermediate region is defined by the connecting interface between the connecting portion and the second portion, and the distal region extends from the interface between the connecting portion and the second portion to the second end. In some embodiments, the proximal region is shorter than the distal region with respect to the length of the second portion.In some embodiments, the proximal region and the intermediate region together are shorter than the distal region with respect to the length of the second portion. In some embodiments, the proximal region and the distal region comprises the second surface configured to engage the second surface of the second side of the tissue portion. In some embodiments, the second portion has a length x and a width y along respective length and width directions being perpendicular to each other and substantially parallel to the second plane, wherein the connecting interface between the connecting portionand the second portion is contained within a region extending from x>0 to x<x / 2 and / or y>0 to y<y / 2, x and y and 0 being respective endpoints of the second portion along said length and width directions. In some embodiments, the second portion is tapered from the first end to the second end. In some embodiments, the second portion is tapered from each of the first end and second end towards the intermediate region of the second portion. In some embodiments, the first portion has a maximum dimension being in the range of 10 to 40 mm, such as in the range of 10 to 30 mm, such as in the range of 15 to 25 mm. In some embodiments, the first portion has a diameter being in the range of 10 to 40 mm, such as in the range of 10 to 30 mm, such as in the range of 15 to 25 mm. In some embodiments, the connecting portion has a maximum dimension in the third plane in the range of 2 to 20 mm, such as inthe range of 2 to 15 mm, such as in the range of 5 to 10 mm.In some embodiments, the second portion has a maximum dimension being in the range of 30 to 90 mm, such as in the range of 30 to 70 mm, such as in the range of 35 to 60 mm. In some embodiments, the first portion has one or more of a spherical shape, an ellipsoidal shape, a polyhedral shape, an elongated shape, and a flat disk shape. In some embodiments, the connecting portion has one of an oval cross-section, an elongated cross-section, and a circular cross- section, in a plane parallel to the third plane. In some embodiments, the distal region is configured to be directed downwards in a standing patient. In some embodiments, the first portion comprises a proximal region extending from an first end to an interface between theconnecting portion and the first portion, an intermediate region defined by an connecting interface between the connecting portion and the first portion, and a distal region extending from the interface between the connecting portion and the first portion to a second end of the first portion. In some embodiments, the first portion has a first height, and the second portion has a second height, both heights being in a direction perpendicular to the first and second planes, wherein the first height is smaller than the second height. In some embodiments, the first height is less than 2 / 3 of the second height, such as less than 1 / 2 of the second height, such asless than 1 / 3 of the second height. In some embodiments, the second end of the second portion comprises connections for connecting to an implant being located in a caudal direction from a location of the implantable energized medical device in the patient. In some embodiments, the first end of the second portion comprises connections for connecting to an implant being located in a cranial direction from a location of the implantable energized medical device in the patient. ASPECT_375-Electro_Subcutaneous_Control_Pop-Rivet2_Cross According to one embodiment of the inventive concept, these and other objects are achieved in full, or at least in part, by an implantable energized medical device configured to be held in position by a tissue portion of a patient, the medical device comprising: a first portion configured to be placed on a first side of the tissue portion, the first portion having a first cross-sectional area in a first plane and comprising a first surface configured to face a first tissue surface of the first side of the tissue portion, a second portion configured to be placed on a second side of the tissue portion, the second side opposing the first side, the second portion having a second cross-sectional area in a second plane and comprising a second surface configured to engage a second tissue surface of the second side of the tissue portion, and a connecting portion configured to be placed through a hole in the tissue portion extending between the first and second sidesof the tissue portion, the connecting portion has a third cross-sectional area in a third plane and is configured to connect the first portionto the second portion, wherein: the first, second and third planes are parallel to each other, the third cross-sectional area is smaller thanthe first and second cross-sectional areas, such that the first portion and second portion are prevented from travelling through the hole inthe tissue portion in a direction perpendicular to the first, second and third planes, the first cross-sectional area has a first cross-sectional distance and a second cross-sectional distance, the first and second cross-sectional distances being perpendicular to each other and the first cross-sectional distance being longer than the second cross-sectional distance, the second cross-sectional area has a first cross- sectional distance and a second cross-sectional distance, the first and second cross-sectional distances being perpendicular to each other and the first cross-sectional distance being longer than the second cross-sectional distance, the first cross-sectional distance of the firstcross-sectional area and the first cross-sectional distance of the second cross-sectional area are rotationally displaced in relation to each other with an angle exceeding 45° to facilitate insertion of the second portion through the hole in the tissue portion. In some embodiments, the first cross-sectional distance of the first cross-sectional area and the first cross-sectional distance of the second cross-sectional area are rotationally displaced in relation to each other with an angle exceeding 60° to facilitate insertion of the second portion through the hole in the tissue portion. In some embodiments, the first cross-sectional distance of the first cross-sectional area and the first cross-sectional distance of the second cross-sectional area are substantially perpendicular to each other to facilitate insertion of the second portion through the hole in the tissue portion. In some embodiments, the first cross-sectional distance of the first cross-sectional area and the first cross-sectional distance of the second cross-sectional area are rotationally displaced in relation to each other with an angle exceeding 45° and being less than 135°. In some embodiments, the cross-sectional area of the first portion is elongated. In some embodiments, the cross-sectional area of the second portion is elongated. In some embodiments, the connecting portion is connected eccentrically to the second portion. In some embodiments, the first cross-sectional distance of the second portion is divided into a first, second and third equal length-portions, and wherein the connecting portion is connected to the second portion along the first length-portion of the first cross- sectional distance. In some embodiments, the first cross-sectional area of the first portion is elongated. In some embodiments, the second cross-sectional area of the second portion is elongated. In some embodiments, the first portion comprises a first wireless energy receiver configured to receive energy transmitted wirelessly from an external wireless energy transmitter. In some embodiments, the first portion comprises an internal wireless energy transmitter. In some embodiments, the second portion comprises a second wireless energy receiver. In some embodiments, the first portion comprises a first energy storage unit. In some embodiments, the second portion comprises a second energy storage unit. In some embodiments, at least one of the first and second energy storage unit is a solid-state battery. In some embodiments, the solid-state battery is a thionyl-chloride battery. In some embodiments, the first wireless energy receiver is configured to receive energy transmitted wirelessly by the external wireless energy transmitter, and store the received energy in the first energy storage unit, the internal wireless energy transmitter is configured to wirelessly transmit energy stored in the first energy storage unit to the second wireless energy receiver, and the second wireless energy receiver is configured to receive energy transmitted wirelessly by the internal wireless energy transmitter and store the received energy in the second energy storage unit. In some embodiments, the first portion comprises a first controller comprising at least one processing unit. In some embodiments, the second portion comprises a second controller comprising at least one processing unit. In some embodiments, at least one of the first and second controller is connected to a wireless transceiver for communicating wirelessly with an external device.In some embodiments, the first controller is connected to a first wireless communication receiver in the first portion for receiving wireless communication from an external device, and the first controller is connected to a first wireless communication transmitter in the first portion for transmitting wireless communication to a second wireless communication receiver in the second portion. In some embodiments, the second controller is connected to the second wireless communication receiver for receiving wireless communication from the first portion. In some embodiments, the first wireless energy receiver comprises a first coil and the internal wireless energy transmittercomprises a second coil. In some embodiments, the first portion comprises a combined coil, wherein the combined coil is configured to receive energywirelessly from an external wireless energy transmitter, and transmit energy wirelessly to the second wireless receiver of the secondportion. In some embodiments, at least one of the coils are embedded in a ceramic material. In some embodiments, the implantable energized medical device further comprises a housing configured to enclose at least the first portion, and wherein a first portion of the housing is made from titanium and a second portion of the housing is made from a ceramic material. In some embodiments, the portion of the housing made from a ceramic material comprises at least one coil embedded in the ceramic material. In some embodiments, the implantable energized medical device further comprises a housing configured to enclose at least the second portion, and wherein a first portion of the housing is made from titanium and a second portion of the housing is made from a ceramic material. In some embodiments, the portion of the housing made from a ceramic material comprises at least one coil embedded in the ceramic material. ASPECT_373-Electro_Subcutaneous_Control_Pop-Rivet2_Internal-Wireless According to one embodiment of the inventive concept, these and other objects are achieved in full, or at least in part, by an implantable energized medical device configured to be held in position by a tissue portion of a patient, the medical device comprising: a first portion configured to be placed on a first side of the tissue portion, the first portion having a first cross-sectional area in a first plane and comprising a first surface configured to face a first tissue surface of the first side of the tissue portion, a second portion configured to be placed on a second side of the tissue portion, the second side opposing the first side, the second portion having a second cross-sectional area in a second plane and comprising a second surface configured to engage a second tissue surface of the second side of the tissue portion, and a connecting portion configured to be placed through a hole in the tissue portion extending between the first and second sidesof the tissue portion, the connecting portion having a third cross-sectional area in a third plane and being configured to connect the firstportion to the second portion, wherein: the first, second, and third planes are parallel to each other, the third cross-sectional area is smaller than the first and second cross-sectional areas, such that the first portion and second portion are prevented from travelling through the hole in the tissue portion in a direction perpendicular to the first, second and third planes, the first portion comprises a first wireless energy receiver for receiving energy transmitted wirelessly by an external wireless energy transmitter, and an internal wirelessenergy transmitter configured to transmit energy wirelessly to the second portion, and the second portion comprises a second wireless energy receiver configured to receive energy transmitted wirelessly by the internal wireless energy transmitter. In some embodiments, the implantable energized medical device further comprises at least one sensor for providing input to at least one of the first and second controller. In some embodiments, the sensor is a sensor configured to sense a physical parameter of the implantable energized medical device. In some embodiments, the sensor is a sensor configured to sense at least one of: a temperature of the implantable energized medical device or of a body engaging portion, a parameter related to the power consumption of the implantable energized medical device or of a body engaging portion, a parameter related to a status of at least one of the first and second energy storage unit, a parameter related to the wireless transfer of energy from a source external to the body of the patient, and a hydraulic pressure. In some embodiments, the sensor is a sensor configured to sense a physiological parameter of the patient. In some embodiments, the sensor is a sensor configured to sense at least one of: a parameter related to the patient swallowing, a local temperature, a systemic temperature, blood saturation, blood oxygenation, blood pressure, a parameter related to an ischemia marker, and pH. In some embodiments, the sensor configured to sense a parameter related to the patient swallowing comprises at least one of: a motility sensor, a sonic sensor, an optical sensor, and a strain sensor. In some embodiments, the sensor configured to sense pH is configured to sense the acidity in the stomach. In some embodiments, the controller is configured to transmit information based on sensor input to a device external to the bodyof the patient. In some embodiments, the second portion comprises at least a portion of an operation device for operating an implantable body engaging portion. In some embodiments, the second portion comprises at least one electrical motor. In some embodiments, the second portion comprises a transmission configured to reduce the velocity and increase the force of the movement generated by the electrical motor. In some embodiments, the transmission is configured to transfer a week force with a high velocity into a stronger force with lower velocity. In some embodiments, the transmission is configured to transfer a rotating force into a linear force. In some embodiments, the transmission comprises a gear system. In some embodiments, the second portion comprises a magnetic coupling for transferring mechanical work from the electricalmotor through one of: a barrier separating a first chamber of the second portion from a second chamber of the second portion, a housingenclosing at least the second portion.In some embodiments, the second portion comprises at least one hydraulic pump. In some embodiments, the hydraulic pump comprises a pump comprising at least one compressible hydraulic reservoir.In some embodiments, the implantable energized medical device further comprises a capacitor connected to at least one of the first and second energy storage unit and connected to the electrical motor, wherein the capacitor is configured to: be charged by at least one of the first and second energy storage units, and provide the electrical motor with electrical power. In some embodiments, at least one of the first and second portion comprises a sensation generator adapted to generate a sensation detectable by a sense of the patient. In some embodiments, the second portion comprises a force transferring element configured to mechanically transfer force from the second portion to an implanted body engaging portion. In some embodiments, the second portion comprises a force transferring element configured to hydraulically transfer force from the second portion to an implanted body engaging portion. In some embodiments, the second portion comprises at least one lead for transferring electrical energy and / or information from the second portion to an implanted body engaging portion. In some embodiments, the first portion comprises an injection port for injecting fluid into the first portion. In some embodiments, the connecting portion comprises a conduit for transferring a fluid from the first portion to the second portion. In some embodiments, the conduit is arranged to extend through the hollow portion of the connecting portion. In some embodiments, the second portion comprises a first and a second chamber separated from each other, wherein the first chamber comprises a first liquid and the second chamber comprises a second liquid, and wherein the second liquid is a hydraulic liquid configured to transfer force to an implantable element configured to exert force on the body portion of the patient. In some embodiments, a wall portion of the first chamber is resilient to allow an expansion of the first chamber. In some embodiments, the second portion comprises a first hydraulic system in fluid connection with a first hydraulically operable implantable element configured to exert force on the body portion of the patient, and a second hydraulic system in fluid connection with a second hydraulically operable implantable element configured to exert force on the body portion of the patient, wherein the first and second hydraulically operable implantable elements are adjustable independently from each other. In some embodiments, the first hydraulic system comprises a first hydraulic pump and the second hydraulic systems comprises a second hydraulic pump. In some embodiments, each of the first and second hydraulic systems comprises a reservoir for holding hydraulic fluid. In some embodiments, the implantable energized medical further comprises a first pressure sensor configured to sense a pressure in the first hydraulic system, and a second pressure sensor configured to sense a pressure in the second hydraulic system. In some embodiments, the first surface is configured to engage the first tissue surface of the first side of the tissue portion. In some embodiments, the first, second and third planes are parallel to a major extension plane of the tissue. ASPECT_376-Electro_Subcutaneous_Control_Pop-Rivet2_Ceramic-Coils According to one embodiment of the inventive concept, these and other objects are achieved in full, or at least in part, by animplantable energized medical device configured to be held in position by a tissue portion of a patient, the medical device comprising: a first portion configured to be placed on a first side of the tissue portion, the first portion having a first cross-sectional area in a first plane and comprising a first surface configured to face a first tissue surface of the first side of the tissue portion, a second portion configured to beplaced on a second side of the tissue portion, the second side opposing the first side, the second portion having a second cross-sectionalarea in a second plane and comprising a second surface configured to engage a second tissue surface of the second side of the tissueportion, and a connecting portion configured to be placed through a hole in the tissue portion extending between the first and second sides of the tissue portion, the connecting portion having a third cross-sectional area in a third plane and being configured to connect the first portion to the second portion, wherein: the first, second, and third planes are parallel to each other, the third cross-sectional area is smaller than the first and second cross-sectional areas, such that the first portion and second portion are prevented from travelling through the hole in the tissue portion in a direction perpendicular to the first, second and third planes, at least one of the first portion and the second portion comprises at least one coil embedded in a ceramic material, the at least one coil being configured for at least one of: receiving energy transmitted wirelessly, transmitting energy wirelessly, receiving wireless communication, and transmitting wireless communication. In some embodiments, the first portion comprises a first wireless energy receiver configured to receive energy transmitted wirelessly from an external wireless energy transmitter. In some embodiments, the first portion comprises a first wireless communication receiver. In some embodiments, the first portion comprises a coil embedded in a ceramic material, hereinafter referred to as a first coil. In some embodiments, the first wireless energy receiver comprises the first coil. In some embodiments, the first wireless communication receiver comprises the first coil. In some embodiments, the first portion comprises a distal end and a proximal end with respect to the connecting portion, along a direction perpendicular to the first plane. In some embodiments, the first coil is arranged at the distal end of the first portion. In some embodiments, the first portion comprises an internal wireless energy transmitter. In some embodiments, the first portion comprises a first wireless communication transmitter. In some embodiments, the first portion comprises a coil embedded in a ceramic material, hereinafter referred to as a second coil. In some embodiments, the internal wireless energy transmitter comprises the second coil. In some embodiments, the first wireless communication transmitter comprises the second coil. In some embodiments, the second coil is arranged at the proximal end of the first portion.In some embodiments, the first wireless energy receiver and the internal wireless energy transmitter comprises a single coil embedded in a ceramic material. In some embodiments, the first wireless communication receiver and the first wireless communication transmitter comprises a single coil embedded in a ceramic material. In some embodiments, the first wireless energy receiver, the internal wireless energy transmitter, the first wireless communication receiver, and the internal wireless communication transmitter comprises a single coil embedded in a ceramic material. In some embodiments, the second portion comprises a second wireless energy receiver. In some embodiments, the second portion comprises a coil embedded in a ceramic material, hereinafter referred to as a third coil, wherein the second wireless energy receiver comprises the third coil.In some embodiments, the second portion comprises a distal end and a proximal end with respect to the connecting portion, along a direction perpendicular to the first plane. In some embodiments, the third coil is arranged at the proximal end of the second portion. In some embodiments, the first portion comprises a first energy storage unit. In some embodiments, the second portion comprises a second energy storage unit. In some embodiments, the first wireless energy receiver is configured to receive energy transmitted wirelessly by the external wireless energy transmitter, and store the received energy in the first energy storage unit, the internal wireless energy transmitter is configured to wirelessly transmit energy stored in the first energy storage unit to the second wireless energy receiver, and the secondwireless energy receiver is configured to receive energy transmitted wirelessly by the internal wireless energy transmitter and store thereceived energy in the second energy storage unit. In some embodiments, the first energy storage unit is configured to store less energy than the second energy storage unit, and configured to be charged faster than the second energy storage unit. In some embodiments, the first energy storage unit has lower energy density than the second energy storage unit. In some embodiments, the implantable energized medical device further comprises a housing configured to enclose at least the first portion, and wherein a first portion of the housing is made from titanium and a second portion of the housing is made from a ceramic material. In some embodiments, the housing made from a ceramic material comprises the at least one coil embedded in the ceramic material. In some embodiments, the implantable energized medical device further comprises a housing configured to enclose at least the second portion, and wherein a first portion of the housing is made from titanium and a second portion of the housing is made from a ceramic material. In some embodiments, the portion of the housing made from a ceramic material comprises the at least one coil embedded in the ceramic material. In some embodiments, the first, second and third planes are parallel to a major extension plane of the tissue. In some embodiments, the connecting portion further comprises a fourt cross-sectional area in a fourth plane, wherein the fourtplane is parallel to the first, second and third planes, and wherein the third cross-sectional area is smaller than the fourth cross-sectionalarea. In some embodiments, the connecting portion comprises a protruding element comprising the fourth cross-sectional area. In some embodiments, the fourth plane is parallel to a major extension plane of the tissue. In some embodiments, a connecting interface between the connecting portion and the second portion is excentric with respect to the second portion. According to an embodiment of the inventive concept, an implantable device for exerting a force on a body portion of a patient is provided, wherein the implantable device comprises: an implantable energized medical device and an implantable element configured to exert a force on a body portion of the patient.In some embodiments, the implantable element configured to exert a force on a body portion of the patient is an implantable hydraulic constriction device. In some embodiments, the implantable hydraulic constriction device is configured for constricting a luminary organ of the patient. In some embodiments, the implantable hydraulic constriction device comprises an implantable hydraulic constriction device for constricting an intestine of the patient. In some embodiments, the implantable hydraulic constriction device comprises an implantable hydraulic constriction device forconstricting a colon or rectum of the patient.In some embodiments, the implantable hydraulic constriction device comprises an implantable hydraulic constriction device for constricting the intestine at a region of a stoma of the patient. In some embodiments, the implantable hydraulic constriction device comprises an implantable hydraulic constriction device for constricting a blood vessel of the patient. In some embodiments, the implantable hydraulic constriction device for constricting a blood vessel of the patient is configured to constrict the venous blood flow leading from an erectile tissue for promoting the engorgement of the erectile tissue. In some embodiments, the implantable hydraulic constriction device comprises an implantable hydraulic constriction device forconstricting a vas deference of the patient.In some embodiments, the implantable element configured to exert a force on a body portion of the patient is an implantable element for actively emptying the urinary bladder of the patient. In some embodiments, the implantable element for actively emptying the urinary bladder of the patient is configured to empty the bladder of the patient by compressing the urinary bladder from the outside thereof. In some embodiments, the implantable element configured to exert a force on a body portion of the patient is an implantableelement for actively stretching a stomach wall of the patient to create a feeling of satiety. ASPECT_378-Electro_Subcutaneous_Control_Pop-Rivet2_Outside-Peritoneum According to one embodiment of the inventive concept, these and other objects are achieved in full, or at least in part, by a method of implanting an implantable energized medical device, the method comprising: placing a second portion of an implantable energized medical device between a peritoneum and a layer of muscular tissue of the abdominal wall, placing a first portion of the implantable energized medical device between the skin of the patient and a layer of muscular tissue of the abdominal wall, wherein the first and second portions are configured to be connected by a connecting portion extending through at least one layer of muscular tissue of the abdominal wall, placing a body engaging portion of the implantable energized medical device in connection with a tissue or an organ of the patient which is to be affected by the implantable energized medical device, and placing a transferring member, configured to transfer at least one of energy and force from the second portion to the body engaging portion, at least partially between a peritoneum and a layer of musculartissue of the abdominal wall, such that at least 1 / 3 of the length of the transferring member is placed on the outside of the peritoneum.In some embodiments, the transferring member is configured to transfer mechanical force from the second portion to the body engaging portion.In some embodiments, the transferring member is configured to transfer hydraulic force from the second portion to the body engaging portion. In some embodiments, the transferring member is configured to transfer electrical energy force from the second portion to the body engaging portion. In some embodiments, the transferring member is configured to transfer data between the second portion and the body engaging portion. In some embodiments, the step of placing the transferring member comprises placing the transferring member at least partially between the peritoneum and the layer of muscular tissue of the abdominal wall, such that at least 1 / 2 of the length of the transferring member is placed on the outside of the peritoneum of the patient. In some embodiments, the step of placing the transferring member comprises placing the transferring member at least partially between the peritoneum and the layer of muscular tissue of the abdominal wall, such that at least 2 / 3 of the length of the transferring member is placed on the outside of the peritoneum of the patient. In some embodiments, the step of placing the transferring member comprises placing the transferring member entirely outside of the peritoneum of the patient. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that it extends from the second portion to an area between the rib cage and the peritoneum of the patient, outside of the peritoneum. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that itextends from the second portion to an area between the stomach and the thoracic diaphragm of the patient. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that itextends from the second portion to the stomach of the patient. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that it extends from the second portion to the esophagus of the patient. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that it extends from the second portion to the retroperitoneal space. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that it extends from the second portion to an area of the kidneys. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that it extends from the second portion to the renal arteries. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that it extends from the second portion to the subperitoneal space, outside of the peritoneum. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that it extends from the second portion to the urinary bladder, outside of the peritoneum. In some embodiments, the step of placing the transferring member comprises placing the transferring member such that it extends from the second portion to the urethra, outside of the peritoneum.In some embodiments, the step of placing the second portion of the implantable energized medical device between the peritoneum and the layer of muscular tissue of the abdominal wall comprises placing the second portion between a first and second layer of muscular tissue of the abdominal wall. In some embodiments, the step of placing the second portion comprises placing a second portion comprising an electrical motor. In some embodiments, the step of placing the second portion comprises placing a second portion comprising a hydraulic pump. In some embodiments, the step of placing the second portion comprises placing a second portion comprising an energy storage unit. In some embodiments, the step of placing the second portion comprises placing a second portion comprising a receiver for receiving at least one of: energy and communication, wirelessly. In some embodiments, the step of placing the first portion comprises placing a first portion comprising a transmitter fortransmitting at least one of: energy and communication, wirelessly. In some embodiments, the step of placing the second portion comprises placing a second portion comprising a controller involved in the control of the powered medical device. In some embodiments, the second portion is elongated and has a length axis extending substantially in the direction of the elongation of the second portion, and wherein the step of placing the second portion comprises placing the second portion such that the length axis is substantially parallel with the cranial-caudal axis of the patient. In some embodiments, the second portion is elongated and has a length axis extending substantially in the direction of theelongation of the second portion, and wherein the step of placing the second portion comprises placing the second portion such that the length axis is substantially perpendicular with the cranial-caudal axis of the patient. In some embodiments, the second portion is elongated and has a length axis extending substantially in the direction of the elongation of the second portion, and wherein the step of placing the second portion comprises entering a hole in a layer of muscular tissueof the stomach wall in the direction of the length axis of the second portion and pivoting or angling the second portion after the hole hasbeen entered. In some embodiments, the step of placing the first portion of the implantable energized medical device between the skin of the patient and a layer of muscular tissue of the abdominal wall comprises placing the first portion in the subcutaneous tissue. In some embodiments, the step of placing the first portion of the implantable energized medical device between the skin of the patient and a layer of muscular tissue of the abdominal wall comprises placing the first portion between a first and second layer of muscular tissue of the abdominal wall. In some embodiments, the step of placing the first portion comprises placing a first portion comprising an energy storage unit.In some embodiments, the step of placing the first portion comprises placing a first portion comprising a receiver for receiving at least one of: energy and communication, wirelessly. In some embodiments, the step of placing the first portion comprises placing a first portion comprising a transmitter for transmitting at least one of: energy and communication, wirelessly. In some embodiments, the step of placing the first portion comprises placing a first portion comprising a controller involved inthe control of the powered medical device.In some embodiments, the first portion is elongated and has a length axis extending substantially in the direction of the elongation of the first portion, and wherein the step of placing the first portion comprises placing the first portion such that the length axis is substantially parallel with the cranial-caudal axis of the patient. In some embodiments, the first portion is elongated and has a length axis extending substantially in the direction of the elongation of the first portion, and wherein the step of placing the first portion comprises placing the first portion such that the length axis is substantially perpendicular with the cranial-caudal axis of the patient. In some embodiments, the first portion is elongated and has a first portion length axis extending substantially in the direction of the elongation of the first portion, and the second portion is elongated and has a second portion length axis extending substantially in the direction of the elongation of the second portion, and wherein the step of placing the first and second portions comprises placing the first and second portions such that the first portion length axis and the second portion length axis are placed at an angle in relation to each other exceeding 30°. In some embodiments, the step of placing the first and second portions comprises placing the first and second portions such that the first portion length axis and the second portion length axis are placed at an angle in relation to each other exceeding 45°. In some embodiments, the method further comprises the step of placing the connecting portion through at least one layer of muscular tissue of the abdominal wall. In some embodiments, the first portion, the second portion and the connecting portion are portions of a single unit. In some embodiments, the method further comprises the step of connecting the first portion to the connecting portion, in situ. In some embodiments, the method further comprises the step of connecting the second portion to the connecting portion, in situ. In some embodiments, the method further comprises the step of connecting the transferring member to the first portion. In some embodiments, the method further comprises the step of connecting the transferring member to the body engaging portion. In some embodiments, the body engaging portion comprises a medical device for stretching the stomach wall such that a sensation of satiety is created. In some embodiments, the body engaging portion comprises a constriction device configured to constrict a luminary organ of a patient. In some embodiments, the body engaging portion comprises an implantable constriction device. In some embodiments, the implantable constriction device comprises an implantable constriction device for constricting a luminary organ of the patient. In some embodiments, the implantable constriction device comprises an implantable constriction device for constricting an intestine of the patient. In some embodiments, the implantable constriction device comprises an implantable constriction device for constricting a colon or rectum of the patient. In some embodiments, the implantable constriction device comprises an implantable constriction device for constricting the intestine at a region of a stoma of the patient.In some embodiments, the implantable constriction device comprises an implantable constriction device for constricting a blood vessel of the patient. In some embodiments, the implantable constriction device for constricting a blood vessel of the patient is configured to constrict the venous blood flow leading from an erectile tissue for promoting the engorgement of the erectile tissue. In some embodiments, the implantable constriction device for constricting a blood vessel of the patient is configured to constrict the blood flow in the renal artery to affect the patients systemic blood pressure. In some embodiments, the implantable constriction device comprises an implantable constriction device for constricting a vas deference of the patient. In some embodiments, the body engaging portion comprises an implantable element for actively emptying the urinary bladder of the patient. In some embodiments, the implantable element for actively emptying the urinary bladder of the patient is configured to empty the bladder of the patient by compressing the urinary bladder from the outside thereof. In some embodiments, the body engaging comprises an element for electrically stimulating a tissue portion of a patient. ASPECT_372-Electro_Subcutaneous_Control_Pop-Rivet2_Kit According to one embodiment of the inventive concept, these and other objects are achieved in full, or at least in part, by a kit forassembling an implantable energized medical device configured to be held in position by a tissue portion of a patient, the kit comprising: a group of one or more first portions, a group of one or more second portions, a group of one or more connecting portions, wherein at least one of said groups comprises at least two different types of said respective portions; wherein the medical device is a modular device and, when assembled, comprises a selection, from said groups, of one first portion, one second portion, and one connecting portion, wherein: the first portion is configured to be placed on a first side of the tissue portion, the first portion having a first cross-sectional area in a first plane and comprising a first surface configured to face a first tissue surface of the first side of the tissue portion, the second portion is configured to be placed on a second side of the tissue portion, the second side opposing the first side, the second portion having a second cross-sectional area in a second plane and comprising a second surface configured to engage a second tissue surface of the second side of the tissue portion, and the connecting portion is configured to be placed through a hole in the tissue portion extending between the first and second sides of the tissue portion, the connecting portion having a third cross-sectional area in a third plane and being configured to connect the first portion to the second portion, wherein: the first, second, and third planes are parallel to each other, and the third cross- sectional area is smaller than the first and second cross-sectional areas, such that the first portion and second portion are prevented from travelling through the hole in the tissue portion in a direction perpendicular to the first, second and third planes. In general, any of the embodiments of the implantable energized medical device disclosed herein may form part of such kit, and any features of such embodiments may be combined to form part of such kit. In some embodiments, the group of one or more first portions comprises a first portion comprising a first energy storage unit. In some embodiments, the group of one or more first portions comprises a first portion comprising a first wireless energy receiver unit for receiving energy transmitted wirelessly by an external wireless energy transmitter.In some embodiments, the first energy storage unit is connected to the first wireless energy receiver, wherein the first wireless energy receiver is configured to receive energy transmitted wirelessly by the external wireless energy transmitter and store the received energy in the first energy storage unit. In some embodiments, the first wireless energy receiver is configured to be physically connected to a second energy storage unit in the second portion. In some embodiments, the group of one or more first portions comprises a first portion comprising an internal wireless energytransmitter. In some embodiments, the group of one or more second portions comprises a second portion comprising a second wirelessenergy receiver configured to receive energy transmitted wirelessly by the internal wireless energy transmitter.In some embodiments, the internal wireless energy transmitter is configured to transmit energy wirelessly to the second wireless energy receiver. In some embodiments, the group of one or more second portions comprises a second portion comprising a second energy storage unit connected to the second wireless energy receiver. In some embodiments, the second wireless energy receiver is configured to receive energy transmitted wirelessly by the internal wireless energy transmitter and store the received energy in the second energy storage unit. In some embodiments, the group of one or more first portions comprises a first portion being formed as one integral unit with aconnecting portion. In some embodiments, the group of one or more second portions comprises a second portion being formed as one integral unitwith a connecting portion. In some embodiments, one of the group of one or more first, second or connecting portions comprises a first portion, second portion and connecting portion being formed as one integral unit. In some embodiments, the group of one or more first portions comprises a first portion having a first height along a direction being perpendicular to the first plane, and a first portion having a second height along said direction being perpendicular to the first plane, wherein the second height is larger than the first height. In some embodiments, the group of one or more first portions comprises a first portion having a first width and / or length along a direction being parallel to the first plane, and a first portion having a second width and / or length along said direction being parallel to thefirst plane, wherein the second width and / or length is larger than the first width and / or length.In some embodiments, the group of one or more second portions comprises a second portion having a first height along adirection being perpendicular to the second plane, and a second portion having a second height along said direction being perpendicular tothe second plane, wherein the second height is larger than the first height. In some embodiments, the group of one or more second portions comprises a second portion having a first width and / or length along a direction being parallel to the second plane, and a second portion having a second width and / or length along said direction being parallel to the second plane, wherein the second width and / or length is larger than the first width and / or length.In some embodiments, the group of one or more connecting portions comprises a connecting portion having a first height along adirection being perpendicular to the third plane, and a connecting portion having a second height along said direction being perpendicular to the third plane, wherein the second height is larger than the first height. In some embodiments, the group of one or more connecting portions comprises a connecting portion having a first width and / or length along a direction being parallel to the third plane, and a connecting portion having a second width and / or length along said direction being parallel to the third plane, wherein the second width and / or length is larger than the first width and / or length. In some embodiments, the group of one or more first portions comprises a first portion comprising an injection port for injecting fluid into the first portion. In some embodiments, the group of one or more connecting portions comprises a connecting portion comprising a hydraulic fluidconduit for hydraulically connecting the first portion to the second portion.In some embodiments, the group of one or more first portions comprises a first portion comprising a first controller comprising at least one processing unit. In some embodiments, the group of one or more second portions comprises a second portion comprising a second controller comprising at least one processing unit. In some embodiments, at least one of the first and second controller is connected to a wireless transceiver for communicating wirelessly with an external device. In some embodiments, the first controller is connected to a first wireless communication receiver in the first portion forreceiving wireless communication from an external device, the first controller is connected to a first wireless communication transmitter inthe first portion for transmitting wireless communication to a second wireless communication receiver in the second portion. In some embodiments, the second controller is connected to the second wireless communication receiver for receiving wireless communication from the first portion. In some embodiments, the first wireless energy receiver comprises a first coil and the internal wireless energy transmitter comprises a second coil. In some embodiments, the group of first portions comprises a first portion comprising a combined coil, wherein the combined coil is configured to receive wireless energy wirelessly from an external wireless energy transmitter, and transmit wireless energy wirelessly to the second wireless receiver of the second portion. In some embodiments, at least one of the coils are embedded in a ceramic material. In some embodiments, the group of one or more first portions comprises a first portion comprising a push button and / or acapacitive button for controlling a function of the implantable energized medical device.The term “body tissue” referred to in the present disclosure may be one or several body tissue groups or layers in a patient, such as muscle tissue, connective tissue, bone, etc. An external device configured for communication with an implantable medical device, when implanted in a patient, is provided. The external device comprises at least one first wireless transceiver configured for communication with the implantable medical device using a first network protocol, for determining a distance between the external device and the implantable medical device, and at least one secondwireless transceiver configured for communication with the implantable medical device using a second network protocol, for transferring data between the external device and the implantable medical device. According to one embodiment, the first wireless transceiver comprises an UWB transceiver. According to one embodiment, the first wireless transceiver is configured for transcutaneous energy transfer for at least one of powering an energy consuming component of the implantable medical device and charging an implantable energy storage unit. According to one embodiment, the second network protocol is a standard network protocol. The standard network protocol may be one from the list of: Radio Frequency type protocol, RFID type proto...

Claims

CLAIMS Device1. A system for treating obesity in a patient, comprisingan implantable vibration device (110) configured to vibrate and thereby stimulate an appetite controlling portion of the stomach and / or intestine wall of the of the patient, wherein the implantable vibration device is configured to be at least partially invaginated by the tissue of the stomach wall or the intestine wall, wherein the implantable vibration device is configured to vibrate at a frequency in the range of 1–150 Hz, such as in the range of 35–150 Hz.

2. The system according to claim 1, wherein said implantable vibration device comprises a wireless energy receiver (R) configuredto receive wireless energy.

3. The system according to claim 1 or 2, wherein the implantable vibration device is configured to be at least partially invaginated bythe tissue of the stomach wall using stomach-to-stomach sutures or staplers.

4. The system according to claim 3, wherein the system comprises the stomach-to-stomach sutures or staplers.

5. The system according to claim any one of the preceding claims, wherein the implantable vibration device is configured to vibrateat a the implantable vibration device is configured to vibrate with a period of 0.01–1 seconds, such as of 0.05–1 seconds.

6. The system according to claim any one of the preceding claims, wherein the implantable vibration device is configured to vibrateat an amplitude such that the tissue in the stomach / intestine wall is displaced at least 1 mm.

7. The system according to any one of the preceding claims, wherein the implantable vibration device comprises a vibrationgenerating unit (VGU) capable of causing the implantable vibration device to vibrate.

8. The system according to claim 7, wherein the vibration generating unit (VGU) comprises at least one piezoelectric materialconfigured to generate vibrations in the vibration device.

9. The system according to claim 7 or 8, wherein the vibration generating unit is substantially non-magnetic.

10. The system according to any one of claims 7–9, wherein the vibration generating unit is substantially non-metallic.

11. The implantable vibration device to any one of claim 8–10, wherein the piezoelectric material is a ceramic piezoelectric material.

12. The implantable vibration device according to any one of claim 8–11, wherein the piezoelectric material is comprised in apiezoelectric motor.

13. The medical device according to any one of claims 12, wherein the piezoelectric motor is a rotational piezoelectric motor.

14. The medical device according to claim 13, wherein the vibration generating unit further comprises an weight configured to beeccentrically rotated by the rotational piezoelectric motor.

15. The system according to claim 2, or any one of the claims 3–14, when dependent on claim 2, wherein the system furthercomprises an implantable wireless energy transmitter (T), wherein wireless energy transmitter is configured to wirelessly transfer energy to the implantable vibration device.

16. The system according to claim 15, wherein the wireless energy transmitter is configured to be implanted in a different, remoteposition in the body of the patient than the implantable vibration device.

17. The system according to any one of the preceding claims, wherein the implantable vibration device (110) comprises an internalcontroller (CI).

18. The system of claim 17, wherein the internal controller (CI) is configured to wirelessly receive vibration control data forcontrolling the vibration of the implantable vibration device.

17. The system according to any one of claims 15 or 16, wherein the system further comprises:a sensor device configured to generate a sensor signal indicating an celiac vagus nerve response to the delivered vibrations.

18. The system according to claim 17, wherein the internal controller (CI) is configured to:receive the sensor signal, and control an operation of the vibration device (110) based at least in part on the sensor signal.

19. The system according to claim 17, further comprising an external controller (CE) configured to:receive the sensor signal, and control an operation of the vibration device (110) based at least in part on the sensor signal20. The system according to any one of claims 17–19, wherein the sensor device comprises a sensor electrode configured to measurean electric activity in the celiac vagus nerve in response to the vibrations.

21. The system according to any one of claims 17–19, wherein the sensor device comprises a sensor electrode configured to measurea change in electrical impedance in the celiac vagus nerve in response to the vibrations.

22. The system according to claim 20 or 21, wherein:the sensor electrode is configured to be arranged at the the celiac vagus nerve; the sensor device further comprises a reference electrode, and the sensor device is configured to generate the sensor signal based on an electrical interaction between the sensor electrodeand the reference electrode.

23. The system according to claim 22, wherein the reference electrode is formed by a casing 120 of the vibration device 110.

24. The system according to claim 17, wherein the sensor device is configured to measure hormone level in the blood of the patient.

25. The system according to claim 24, wherein the hormone is ghrelin.

26. The system according to claim 24, wherein the hormone is insulin.

27. The system according to any of claim 17–26, wherein the internal controller (CI) is configured to determine a response measurebased on the sensor signal, the response measure being indicative of the celiac nerve response.

28. The system according to claim 27, wherein the internal controller (CI) is configured to:compare the response measure with a predetermined reference measure; and control the vibration device (110) to:increase an intensity of the vibrations in response to the response measure being below the reference measure, and reduce the intensity of the vibrations in response to the response measure exceeding the reference measure.

29. The system according to claim 28, wherein the internal controller (CI) is configured to:increase the intensity of the stimulation signal by increasing at least one of a frequency, amplitude, period and duration of the vibrations; andreduce the intensity of the stimulation signal by reducing at least one of the frequency, amplitude, period and duration of vibrations.

30. The system according to claim 28 or 29, wherein the predetermined reference measure is based on a previous measurement ofthe celiac nerve response in the patient.

31. The system according to claim 28 or 29, wherein the predetermined reference measure is based on previous measurements ofceliac nerve responses in other patient.

32. The system according to claim 27, wherein the control unit is configured to monitor the level of celiac nerve response over time,and to control the vibration device based on a change rate in the celiac nerve response over time.

33. The system according to claim 27, wherein the control unit is configured to determine a calibration parameter of the vibrationdevice based on the response measure.

34. The system according to any one of claims 1–33, further comprising a stimulation device configured to deliver, directly or indirectly, a stimulation signal to at least one of an effector tissue and a nerve innervating the effector tissue of the patient; a sensor device configured to generate a sensor signal indicating an effector response in the effector tissue; a control unit configured to: receive the sensor signal, and control an operation of the stimulation device based at least in part on the sensor signal.

35. The system according to any one of claims 1–33, further comprising an inhibition device configured to temporarily inhibit a nerveinnervating the effector tissue; a sensor configured to generate a sensor signal indicative of an effector response in the effector tissue, the effector response being at least partly induced by the inhibiting of the nerve; a processing unit configured to: determine a response measure based on the sensor signal, the response measure being indicative of the effector response; compare the response measure with a predetermined reference measure, and determine, based on the comparison, that a desired effector response has been achieved; wherein the system further comprises a denervation device configured to at least partly denervate the effector tissue.

36. The system according to any one of claims 1–33, further comprising a stimulation device configured to deliver a stimulationsignal to at least one of the effector tissue and a nerve innervating the effector tissue of the patient; a source of energy configured to energize the stimulation device; a control unit operably connected to the stimulation device and configured to control an operation of the stimulation device such that the stimulation signal causes at least one of an effector response and inhibition of the effector response in the effector tissue; and a printed circuit board, PCB, supporting at least one of the stimulation device, the source of energy, and the control unit; wherein the PCB is at least one of a multi-layer PCB, a flexible PCB, a stretchable PCB.

37. The system according to any one of claims 1–33, further comprising a stimulation device configured to deliver, directly orindirectly: a first stimulation signal to a sympathetic nerve innervating a first effector tissue of the patient, and a second stimulation signal to a parasympathetic nerve innervating a second effector tissue; the system further comprising: a control unit configured to control an operation of the stimulation device such that: the first stimulation signal stimulates an activity of the sympathetic nerve and the second stimulation signal inhibits an activity of the parasympathetic nerve, or the first stimulation signal inhibits an activity of the sympathetic nerve and the second stimulation signal stimulates an activity ofthe parasympathetic nerve.

38. The system according to any one of claims 1–33, further comprising a stimulation device configured to be coupled to at least oneof an effector tissue and a nerve innervating the effector tissue of the patient; a control unit configured to operate the stimulation device to apply at least one of a first stimulation signal and a second stimulation signal to the effector tissue; wherein the first stimulation signal is a time-varying signal with an amplitude varying with a frequency lying in a first frequency interval; wherein the second stimulation signal is a time-varying signal with an amplitude varying with a frequency lying in a secondfrequency interval; wherein the first frequency interval is selected to inducing the effector response in the effector tissue; and wherein the second frequency interval is selected to inhibit the effector response in the effector tissue.

39. The system according to any one of claims 1–33, further comprising a stimulation device comprising a first and a second electrode arrangement, each configured to be coupled to at least one of an effector tissue and a nerve innervating the effector tissue of the patient;a control unit configured to drive the stimulation device to apply, by means of the first electrode arrangement, a stimulation signal inducing the effector response in the effector tissue, and to apply, by means of the second electrode arrangement, a suppression signal suppressing action potentials propagating in the nerve towards the central nervous system, CNS; wherein the control unit is configured to regulate the suppression signal so as to suppress the action potentials induced in response to the stimulation device applying the stimulation signal.

40. A method of delivering vibrations to the stomach and / or intestine wall tissue of in a human using a medical device systemcomprising a pre-implanted vibration device at least partially invaginated in the wall of the stomach and / or the intestinal wall, the methodcomprising controlling the pre-implanted vibration device to vibrate to thereby deliver vibrations to the stomach and / or intestine wall tissue,wherein the vibration device is controlled to vibrate at a frequency in the range of 1–150 Hz, such as in the range of 35–150 Hz.

41. The method according to claim 40, wherein the vibration device is controlled to vibrate at a amplitude of at least 1 mm, such as inthe range of 1–5 mm, more preferably in the range of 2–4 mm.

42. The method according to any one of claims 40 or 41, wherein the vibration device is controlled to vibrate consecutively for aperiod of at least one minute.

43. The method according to any one of claim 40–42, wherein the vibration device further comprises a wireless energy receiver, andwherein the method further comprises the steps of receiving, at the energy receiver, wireless energy for directly or indirectly operating the wireless energy device.

44. The method according to any one of claims 40–43, wherein the vibration device further comprises an internal controller (CI),wherein the method further comprises wirelessly receiving, at the internal controller (CI), vibration control data for controlling vibration ofthe vibration device.

45. The method according to claim 43, wherein the vibration control data is wirelessly received via the wireless energy receiver (R).

46. The method according to claim 44 or 45, further comprising the step of sending a wireless control signal from a wireless remotecontrol to the pre-implanted medical device system, wherein the vibration device is operated as a result of the receipt of the wireless control signal at the pre-implanted medical device system.

47. The method according to any one of claim 44–46, and wherein the method comprises operating the vibration device as a resultof at least one of:the receipt of a wireless control signal at the internal controller of the pre-implanted medical device, andthe receipt of a sensor signal from a pre-implanted sensor at the controller, and the lapse of a pre-determined time.

48. The method according to any one of claims 40–47 , wherein the method is a cosmetic method.

49. The method according to any one of claims 40–48, wherein the method is a non-therapeutic method.

50. The method according to any one of claims 40–49, wherein the pre-implanted vibration device is at least partially invaginated inthe outside of the stomach of the patient.

51. The method according any one of claims 40–49, wherein the pre-implanted vibration device is at least partially invaginated in theinside of the stomach of the patient.

52. The method according to any one of claims 40–51, wherein the pre-implanted vibration device is at least partially invaginated inthe antrum of the stomach of the patient.

53. The method according to any one of claims 40–51, wherein the pre-implanted vibration device is at least partially invaginated inthe fundus of the stomach of the patient.

54. The method according to any one of claims 40–51, wherein the pre-implanted vibration device is at least partially invaginated inthe cardia of the stomach of the patient.

55. The method according to any one of claims 40–54, wherein the pre-implanted vibration device is fully invaginated in the stomachof the patient.

56. The method according to any one of claims 40–55, wherein the step of controlling the pre-implanted vibration device to vibrate tothereby impart vibrations to the stomach and / or intestine wall stimulates mechanoreceptors in the tissue of the stomach wall, to thereby reduce appetite in the human.

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