77 results about "Muscle Stimulation" patented technology

The invention provides a muscle stimulation adjusting method and system based on gait detection. The method comprises the following steps: acquiring lower limb biomechanical data; performing phase recognition according to a dynamic programming algorithm, and constructing a pressure center track to perform feature extraction to obtain gait features; carrying out feature analysis on the gait features through a reverse dynamics model and a machine learning model, and carrying out output judgment according to a double-model collaborative decision-making mechanism to obtain a stimulation parameter decision-making result; generating an electrical stimulation waveform according to the decision result, and applying differential electrical stimulation to the target muscle in the gait cycle to obtain a stimulation scheme; and monitoring stimulated myoelectricity feedback signals and gait changes, and carrying out parameter updating by calculating a signal change rate and analyzing a motion track error to obtain an updating scheme. According to the method, through a double decision-making mechanism of the reverse dynamics model and the machine learning model and a real-time feedback regulation mechanism, the gait phase recognition precision is improved, and precise regulation and control of stimulation parameters are realized.

High-frequency irreversible electroporation (H-FIRE) is a tissue ablation modality employing bursts of electrical pulses in a positive phase-interphase delay-negative phase-interpulse delay pattern. Despite accumulating evidence suggesting the significance of these delays, their effects on therapeutic outcomes from clinically-relevant H-FIRE waveforms have not been studied extensively. The present invention provides methods of pulse delivery, including delays, that mitigate bubble formation and / or minimize the risk of arcing, such as due to the presence of bubbles, and / or minimize muscle stimulation are described herein.

The invention belongs to the cross technical field of rehabilitation engineering and neural engineering, and relates to an exercise rehabilitation system and method based on layered stimulation navigation and a closed-loop brain-computer interface, and the exercise rehabilitation system comprises a layered stimulation navigation module, a brain-computer interaction module, a multi-channel functional electrical stimulation module and an exercise feedback module. The layered stimulation navigation module outputs different stimulation schemes for the superficial layer muscle stimulation area and the deep layer muscle stimulation area; the brain-computer interaction module is used for outputting a decoding result capable of representing the motion intention of the convalescent; the multi-channel functional electrical stimulation module calls a stimulation scheme according to a decoding result, loads an injection current to a working electrode determined by the stimulation scheme, implements electrical stimulation and generates a motion response; the motion feedback module collects and fuses the multi-mode feedback signals under the motion response, generates a stimulation parameter adjustment signal used for adjusting a stimulation scheme executed in the previous rehabilitation period, and outputs a neural feedback signal used for guiding the rehabilitation person to adjust the motion imagination.

Systems and methods can be implemented in which an electromagnetic charge is used to strengthen, tone, and firm muscle tissues. For example, the method may include receiving parameters for operation of a magnetic muscle stimulation device. The method may also include causing, based on the received parameters, a first alternating current having a first phase to flow through a first coil and generate a first time-varying magnetic field that induces a first electric charge in muscle tissue under a skin surface of a patient when the first applicator surface is positioned substantially on and parallel to the skin surface of the patient. The method may also include causing a second alternating current having a second phase to flow through a second coil in a similar manner. Optionally, a phase offset between the first and second phases may be adjusted to limit to a predetermined maximum electric charge.

Example described herein include energizing techniques for ablation. In some examples, a self-sizable ablation device may include a flexible circuit including multiple segments of electrodes. Generator circuitry may individually energize electrodes of the multiple segments. The generator circuitry may utilize pulsed electric fields to control activation of selected segments of electrodes of the multiple segments of electrodes to control an amount of energy applied to the treatment region below an energy threshold for muscle stimulation. In some examples, the generator circuitry may provide pulses to segments of electrodes in a bipolar or monopolar manner. By selecting areas of ablation by selectively activating segments of electrodes in a sequence, and an amount and polarities of voltages or currents for energizing electrodes, muscle stimulation may be reduced. Examples of waveforms for use in energy delivery are described.

High-frequency irreversible electroporation (H-FIRE) is a tissue ablation modality employing bursts of electrical pulses in a positive phase-interphase delay-negative phase-interpulse delay pattern. Despite accumulating evidence suggesting the significance of these delays, their effects on therapeutic outcomes from clinically-relevant H-FIRE waveforms have not been studied extensively. The present invention provides methods of pulse delivery, including delays, that mitigate bubble formation and / or minimize the risk of arcing, such as due to the presence of bubbles, and / or minimize muscle stimulation are described herein.

Systems and methods can be implemented in which an electromagnetic charge is used to strengthen, tone, and firm muscle tissues. For example, a magnetic muscle stimulation device may be provided that includes a processor and a device applicator having a housing and a coil positioned within in the housing. The processor may be configured to receive parameters for operation of the device applicator, and to cause, based on the received parameters, an alternating current to flow through the coil to generate a time-varying magnetic field that induces an integrated electric charge or electrical conductivity in a portion of tissue under a skin surface of a patient.

A mobility impaired rehabilitation wheelchair having both a manual mode of operation and a motorized mode of operation for use by a wheelchair occupant in providing efficient and reliable leg exercising for improving circulation and providing muscular stimulation. The mobility impaired rehabilitation wheelchair has an electrical motor and shaft movement that is compact in nature for enabling the motorized mode of operation and the mechanical design provides the wheelchair occupant with a leaver to control movement and the ability to disconnect motion in the manual mode of operation.

The invention relates to medicine, and more particularly to a novel method for the control of stepping movements in patients with traumatic injuries or diseases of the spinal cord and / or the brain using transcutaneous electrical stimulation, which includes continuously stimulating the spinal cord at the level of the C5-C6, T11-T12 and L1-L2 vertebrae and simultaneously creating a synergistic effect to control foot movement by means of spatial-temporal stimulation of the flexor and extensor muscles of the lower leg in the corresponding phases of the gait cycle. This combined spinal and muscular stimulation enables a coordinated, complete gait, in which the patient is able to control the stepping movements, including controlling foot movements.

Some embodiments include a system with a sensor with electrodes including an active electrode and a receiving electrode that is in physical contact with skin of a patient forming an electrical circuit with control electronics of a controller that can measure an electrical parameter using an active electrode and a receiving electrode within a closed loop electrical muscle stimulation system. A sense electrical pulse can be applied to the tissue using the sensor, an electrical parameter measured from the tissue, and a stimulation pulse applied to the tissue based at least in part on the measured electrical parameter. The stimulation is adjustably controlled by the controller to maintain a constant power output to the tissue based on the electrical parameter. A good is coupled to a computer readable medium configured to store usage data, the usage data relating to the patient's use of the good.

Systems and methods for transmitting brainwaves or control signals via body communication from the brain to the ends of the body to control or activate body parts or even external devices. An EEG coupler / transceiver couples to a person's scalp, comprising an EEG electrode for receiving a brainwave from the person, an EEG body communication coupler, and an EEG antenna for transmitting a signal via the EEG body communication coupler. An activator coupler / transceiver couples to the person's body to stimulate a muscle, comprising a muscle activator, an activator body communication coupler, and an activator antenna for receiving the signal via the activator body communication coupler.

Systems and methods for communicating brain waves or control signals from the brain to the limbs of the body via body communication to control or activate a body part or even an external device. An EEG coupler / transceiver is coupled to the scalp of a person, wherein the EEG coupler / transceiver includes EEG electrodes for receiving brain waves from the person, an EEG body communication coupler, and an EEG antenna for transmitting signals via the EEG body communication coupler. An activator coupler / transceiver is coupled to a body of a person to stimulate a muscle of the body of the person, wherein the activator coupler / transceiver includes a muscle activator, an activator body communication coupler, and an activator antenna for receiving the signal via the activator body communication coupler.

To provide an electrode sheet capable of completely and accurately adapting to individual muscles, improving transmission efficiency of an electric signal, and further effectively enhancing a stimulation effect to the muscles, a permeation effect of an active ingredient to the skin, and an effect related to lift-up of the skin.SOLUTION: Disclosed is an electrode sheet for a beauty device, including at least a conductive electrode and an insulation sheet main body made of a flexible material having an adhesive and / or elasticity, wherein the electrode forms a shape corresponding to a shape of a muscle, the electrode is fixed to the insulation sheet main body, and the insulation sheet main body has a connection portion for detachably connecting to the beauty device.SELECTED DRAWING: Figure 1

Example described herein include energizing techniques for ablation. In some examples, a self-sizable ablation device may include a flexible circuit including multiple segments of electrodes. Generator circuitry may individually energize electrodes of the multiple segments. The generator circuitry may utilize pulsed electric fields to control activation of selected segments of electrodes of the multiple segments of electrodes to control an amount of energy applied to the treatment region below an energy threshold for muscle stimulation. In some examples, the generator circuitry may provide pulses to segments of electrodes in a bipolar or monopolar manner. By selecting areas of ablation by selectively activating segments of electrodes in a sequence, and an amount and polarities of voltages or currents for energizing electrodes, muscle stimulation may be reduced. Examples of waveforms for use in energy delivery are described.

Systems and methods for virtual fencing are provided herein. A virtual fencing device may include an electrode configured to perform electrical muscle stimulation (EMS). The device may include a positioning system configured to determine a position of the device. The device may include a microcontroller engaged with the electrode and the positioning system. The microcontroller may be configured to activate the electrode in response to the position of the device relative to one or more virtual boundaries.

The present invention proposes a sports apparatus having an integrated muscle stimulation system, the sports apparatus comprising: one or more actuators at at least one region, at which a contact surface with a user is provided, the actuators being provided for performing muscle stimulation; the at least one control device is arranged to be used for controlling the actuator; at least one energy supply unit arranged to supply electrical energy to the actuator and the control device, the control device being arranged to control the actuator such that the actuator stimulates muscles of a user such that a user's action is supported for performing a manipulation of the sports apparatus. The invention further relates to a method for controlling a muscle stimulation system arranged in said sports equipment.

The rehabilitation device comprises a bottom plate, two supports are movably connected to the upper surface of the bottom plate, a sliding rail is fixedly connected to the upper surfaces of the two supports, a first sliding block is slidably connected to the inner surface of the sliding rail, a handle is rotatably connected to the upper surface of the first sliding block, a first sliding groove is formed in the sliding rail, and a second sliding groove is formed in the lower surface of the first sliding block. The inner surface of the first sliding groove is in sliding connection with a connecting block, the side surface of the connecting block is fixedly connected with the first sliding block, the connecting block is provided with a second sliding groove, the inner surface of the second sliding groove is in sliding connection with a second sliding block, and the inner surface of the second sliding groove is in threaded connection with a threaded rod in a penetrating mode. The resistance is not changed due to the change of the position of the handle, chest muscles can be subjected to the action of stable and continuous force, the consistency and stability of muscle stimulation are ensured, the effect and quality of rehabilitation training can be improved, and the rehabilitation target can be achieved more accurately.

A system (100) for muscle stimulation during a training session The system (100) includes a compression pump (120) to regulate blood flow to a target muscle by applying controlled pressure with predetermined movements). An electrical stimulation unit (130) transmits a plurality of electrical impulses causing the target 5 muscle to contract and relax. A plurality of sensors (140) captures a plurality of physiological parameters associated with the target muscle during the muscle contractions. A user interface module (180) allows a user to monitor intensity of the electrical stimulation unit, blood flow regulation pressure, and tension of the plurality of elastic bands. A receiving module (190) receives the plurality of physiological 10 parameters from the plurality of sensors. A calculation module (200) calculates an optimal repetition count required to achieve a predetermined percentage in the target muscle performance based on a plurality of parameters.

The ultrasonic device for skin treatment, according to this invention, comprises of the external part consisting of the body of the device (2) where the middle of the body of the device (2) is installed with a light (3) for indicating the operation status of the device, the switch (4) for turning on and turning off the device and the mechanism parts which consists of the source of energy (6) that connects to the circuit control panel (7) contained with the short circuit detection circuit (8), the Bluetooth and / or Wi-Fi receiver and transmitter (9) and the skin temperature monitoring circuit (10). The circuit control panel (7) delivers the electric current to the electromagnetic electrodes (11), the electrical muscle stimulation electrodes (12) and the ultrasonic transducer (1) consisting of the deeper focal length ultrasonic transducer (17) and the shallower focal length ultrasonic transducer (13). Both of the transducers consist of the electrodes connecting to the piezo electric material for delivering the electricity to the piezoelectric material and the solid or semi-solid material such as polymer, metal or gel, which is ultrasonic transmittable for intensifying the ultrasonic wave into the desired skin layer. There is the temperature monitoring probe (21) near the ultrasonic transducer (1) which is connecting to the temperature monitoring circuit (8).

This invention discloses a muscle stimulation modulation system and method based on real-time dynamic optimization, comprising: a real-time signal acquisition module for continuously acquiring multimodal physiological signals of the target limb, including at least electromyography (EMG) signals, joint kinematic angle signals, and neural electrical signals; a state assessment and prediction module for calculating real-time human state indicators based on the multimodal physiological signals, fusing historical state data, and generating future state trend prediction information through a time series prediction model; and a dynamic parameter optimization module for solving the optimal combination of stimulation parameters for the neuromuscular stimulator in real-time using an embedded optimization algorithm, based on the real-time human state indicators and state trend prediction information, with minimizing the objective function as the core. The stimulation parameter combination includes stimulation pulse intensity, frequency sequence, and waveform duty cycle. This invention enables better muscle stimulation modulation.

To provide devices and methods for electrical modulation of nervous tissue.SOLUTION: Devices, systems and methods are described for providing muscle contraction stimulation therapy to treat myriad diseases, including heart failure, Type 2 diabetes and peripheral vascular disease using a skin patch or implantable stimulator that includes a multiplicity of electrodes, a processor 13, a stimulation circuit, one or more sensors 15, and programming for a patient interface unit 16, where the processor 13 is programmed to control selection of a subset of the multiplicity of electrodes and of operation of the stimulation circuit responsive to an indication of an adverse physiologic response. The indication of patient discomfort may be determined by monitoring a physiologic parameter of the subject using the one or more sensors 15, by direct input from the subject via the patient interface unit programming, or a combination thereof.SELECTED DRAWING: Figure 1

The present disclosure relates to neuromuscular stimulation and sensing cuffs. The neuromuscular stimulation cuff has at least two fingers and a plurality of electrodes disposed on each finger. More generally, the neuromuscular stimulation cuff includes an outer, reusable component and an inner, disposable component. One or more electrodes are housed within the reusable component. The neuromuscular stimulation cuff may be produced by providing an insulating substrate layer, forming a conductive circuit on the substrate layer to form a conductive circuit layer, adhering a cover layer onto the conductive circuit layer to form a flexible circuit, and cutting at least one flexible finger from the flexible circuit. The neuromuscular stimulation cuff employs a flexible multi-electrode design which allows for reanimation of complex muscle movements in a patient, including individual finger movement.

The present application relates to the technical field of pharmaceutical cocrystal, and specifically discloses a callylazine and quercetin pharmaceutical cocrystal, a preparation method and application thereof, wherein callylazine and quercetin are mixed in proportion, a good solvent n-propanol is added until complete dissolution, a poor solvent is added drop by drop into the mixed solvent until a supersaturated state, a mixed solution is obtained, solvent in the mixed solution is volatilized by using a solvent evaporation crystallization method, intermolecular hydrogen bonding of callylazine and quercetin is formed, and a callylazine and quercetin pharmaceutical cocrystal is obtained. The powder dissolution experiment result of the callylazine and quercetin cocrystal shows that the dissolution rate of callylazine decreases under neutral conditions compared with the release rate of free drug, and potential sustained release effect is shown, so that the callylazine and quercetin pharmaceutical cocrystal can be prepared into a muscle injection, and has potential for long-acting treatment of schizophrenia and reduction of muscle stimulation.

To provide devices and methods for electrical modulation of nervous tissue.SOLUTION: Devices, systems and methods are described for providing muscle contraction stimulation therapy to treat myriad diseases, including heart failure, Type 2 diabetes and peripheral vascular disease using a skin patch or implantable stimulator that includes a multiplicity of electrodes, a processor 13, a stimulation circuit, one or more sensors 15, and programming for a patient interface unit 16, where the processor is programmed to control selection of a subset of the multiplicity of electrodes and of the operation of the stimulation circuit responsive to an indication of an adverse physiologic response. The indication of patient discomfort may be determined by monitoring the physiologic parameter of the subject using the one or more sensors, by direct input from the subject via the patient interface unit programming, or a combination thereof.SELECTED DRAWING: Figure 1

Pursuant to embodiments of the present invention, a method of performing electronically controlled electrotherapy may include modifying or killing target cells and simultaneously modifying a secondary outcome by delivering electrical pulses and dynamically adjusting an energy delivery profile of the electrical pulses in response to a measurement. The secondary outcome may be a physical outcome, a biological outcome, and / or a systemic outcome.

Pursuant to embodiments of the present invention, a method of performing electronically controlled electrotherapy may include modifying or killing target cells and simultaneously modifying a secondary outcome by delivering electrical pulses and dynamically adjusting an energy delivery profile of the electrical pulses in response to a measurement. The secondary outcome may be a physical outcome, a biological outcome, and / or a systemic outcome.

The invention discloses a multifunctional swallowing training and sound production auxiliary exercising device, and belongs to the technical field of sound production training devices. Comprising an arc-shaped plate fixed to the lower jaw of a user, a supporting plate fixed to the chest of the user, a fixing column connecting the arc-shaped plate and the supporting plate and a rear neck adjusting belt, and a pickup, a displayer, a display lamp and a control terminal are integrated. The sound pick-up collects voice signals, the displayer displays volume, and the display lamp feeds back sound production quality through the control terminal. A piezoelectric sensor is embedded in the supporting plate to monitor the thoracic expansion amplitude; when chest breathing is detected, the clavicle heating module is linked to heat up, phrenic nerve reflex is activated through thermal stimulation to guide abdominal breathing, vocal cord closure is improved, and the risk of aspiration by mistake is reduced. The equipment is integrated with a rotating assembly to realize multi-angle adjustment and automatic switching of the display; a multi-frequency vibration module and a temperature control heating module are arranged in the arc-shaped plate, and targeted muscle stimulation is provided. Through mechanical linkage and multi-mode feedback, the breathing-sounding-swallowing cooperative training efficiency is optimized, and the user suitability and the rehabilitation effect are improved.

A tubing assembly (14) for use with an electronic catheter guidance systems (2) is provided and includes a catheter (50) and a stimulation electrode assembly (46), and an electrical connection for delivering a stimulation waveform to the stimulation electrode assembly (46). The catheter (50) extends in a longitudinal direction and has a proximal end (162) and a distal end (164) that define a lumen (70) therebetween. Further, the catheter (50) is configured for placement within a patient's digestive tract. The stimulation electrode assembly (46) is configured to deliver an electrical stimulation to tissue. A catheter guidance system (2) and method for accurately placing a catheter (50) in the digestive tract are also provided.

A method and a system for treating skin tissue are provided. At least one heat generating element is configured to modify temperature of the skin tissue, a muscle stimulating element is configured to provide muscle stimulation to a muscle layer located below the skin tissue, a handheld applicator is configured to be placed in vicinity of the skin tissue to deliver said temperature modification from said at least one heat generating element to the skin tissue and said muscle stimulation from said muscle stimulating element to the muscle layer located below the skin tissue; and a control board configured and operable to activate the at least one heat generating element and the muscle stimulating element according to respective activation patterns; thereby providing one or more treatments to the skin tissue.

The utility model provides an air bag device capable of adjusting massage strength, which comprises a plurality of bottom air bags and an external air source connected with the bottom air bags, and the outer surfaces of a plurality of massage heads are divided into three structures, comprising outward first convex points distributed on the outer surface of the massage head, inward second convex points distributed on the outer surface of the massage head, and the outer surface of the massage head is a smooth surface, for example, when the first convex points make contact with a human body, the convex height of the massage head and a solid structure act jointly, local pressure is increased, and the massage head is suitable for deep muscle stimulation; the concave arc-shaped design of the second convex points increases the contact area, the massage head generates elastic collapse and reduces the peak pressure intensity when being pressed by matching with a thin-wall area formed by extrusion of a mold, and the massage head is suitable for nursing sensitive areas, so that the differentiated massage requirements of different body parts are met.