954results about "Magnetotherapy" patented technology

Methods of hyperthermic treatment, including heating a tissue to a temperature range of 40° C. to 45° C., and exposing the heated tissue to a magnetic field having a field strength that is capable of extending the lifetime of a free radical entity within the heated tissue. The prolonged lifetime of the free radical entity in the heated tissue enhances the therapeutic effects of the treatment, leading to improved outcomes in various medical applications.

Embodiments of the present invention provide a therapeutic device. The therapeutic device includes a first substructure including a Printed Circuit Board (PCB), a transmitter induction coil electrically coupled to the PCB, and a power source electrically coupled to the transmitter induction coil. The therapeutic device further includes one or more second substructures including one or more of respective stimulation elements and one or more respective receiver induction coils electrically coupled to the one or more respective stimulation elements. The one or more stimulation elements are configured to be facing towards a body portion of a user, when in use. Also, the one or more receiver induction coils are configured to receive power from a magnetic field generated by the transmitter induction coil.

The invention provides a transcranial stimulation magnetic therapy closed-loop control method and system, and the method comprises the steps: determining a multi-modal physiological signal of a user, the multi-modal physiological signal at least comprising an electroencephalogram signal, an autonomic nerve physiological signal and a subjective feedback signal; constructing an individual dynamic baseline spectrum based on user multi-state data collected before treatment; the method comprises the following steps: preprocessing a multi-modal physiological signal collected in a treatment process, and extracting a real-time feature vector; calculating a comprehensive deviation index of the real-time feature vector and the individual dynamic baseline spectrum, and determining a deviation type based on the comprehensive deviation index; the adjustment amount of transcranial magnetic stimulation parameters is dynamically calculated according to the deviation type, the individual response characteristics and the historical treatment data, stimulation operation is conducted according to the adjustment amount of the transcranial magnetic stimulation parameters, and the transcranial magnetic stimulation parameters at least comprise the stimulation frequency, the intensity, the pulse width and the stimulation duration. Parameters of transcranial magnetic stimulation are adaptively changed according to changes of neuron oscillation of a patient in the treatment process.

A medical apparatus for a patient comprises an external system configured to transmit one or more transmission signals, each transmission signal comprising at least power or data; and an implantable system configured to receive the one or more transmission signals from the external system. The apparatus can be configured to treat a patient and / or record patient data. Methods of treating a patient and recording patient data are also provided.

The invention relates to the technical field of neural engineering and brain-computer interfaces, in particular to a closed-loop multi-modal nerve stimulation system and method based on time interference, and the system comprises a multi-modal stimulation module which is used for integrating electrical stimulation, magnetic stimulation and optical genetic stimulation, and generating a time interference field domain; the neural state sensing module is used for collecting real-time electroencephalogram signals, blood oxygen concentration and neural metabolite level data; the neural control center is used for fusing neural state data and stimulation parameters, and dynamically adjusting time interference frequency and stimulation intensity through an adaptive algorithm; the time sequence cooperation engine predicts a neural response time phase based on a deep learning model, and optimizes a stimulation time sequence and a mode switching strategy; and the visual interaction platform is used for rendering the nerve activation thermodynamic diagram and the stimulation parameter adjustment curve in real time. Therefore, the problems of adjustment strategy solidification, low adjustment precision, insufficient energy conversion efficiency and the like in the prior art are solved.

Provided herein are, inter alia, methods for identifying subjects suffering from depression that will respond to treatment with an antidepressant.

A neurostimulation system may include an implantable neurostimulator. An implantable neurostimulator may include a first sensor configured to sense internal data relating to a symptom of a neurological movement disorder of a patient. An implantable neurostimulator may include an internal stimulator configured to provide an internal stimulation output to an internal target area of a patient. An implantable neurostimulator may include a first wireless communication device configured to communicate internal data with a network. A neurostimulation system may include a wearable neurostimulator. A wearable neurostimulator may include a second sensor configured to sense external data of a patient. A wearable neurostimulator may include an external stimulator configured to provide an external stimulation output to an external target area of a patient. A wearable neurostimulator may include a second wireless communication device configured to communicate external data with a network and receive internal data from the network.

Systems, devices, and methods for neurostimulation using a combination of implantable and external devices to treat pain are disclosed.

Methods and apparatus for changing a brain state of a person from an initial brain state to a target brain state are described. The method includes receiving information characterizing the initial brain state, the information including a structural composition and a functional architecture of the brain, estimating based, at least in part, on the received information, a potential for the brain to change from the initial brain state to the target brain state, determining based, at least in part, on the received information and the estimated potential for the brain to change from the initial brain state to the target brain state, a non-invasive brain stimulation protocol, and controlling at least one non-invasive brain stimulation device to stimulate the brain according to the non-invasive brain stimulation protocol. The method also includes using brain information to inform the design of computational general artificial intelligence agents.

A portable device for quantitative measurement of tissue autoregulation and neurovascular coupling via portable measurement of blood flow, oxygenation, metabolism, and / or EEG signals and methods for using said device. The device may comprise a body and a plurality of legs pivotably attached to the body. The plurality of legs may comprise at least one reference electrode leg and at least one measurement electrode leg for electrical measurement, and an optical detection fiber leg and at least one optical source fiber leg for optical blood flow, oxygenation, and metabolism measurement. The present invention is additionally directed to a portable device for blood flow measurement and therapeutic photobiomodulation. The device may comprise a body and a plurality of legs. The plurality of legs may comprise at least one optical detection fiber leg and at least one optical source fiber leg, and at least one leg for therapeutic photobiomodulation.

A female insertion system is provided. The system includes a conformable insert shaped for insertion into one or more structures of a female human that are associated with at least one of reproduction and one or more erogenous zones; one or more sensors, at least one of the sensors included in the insert, and configured to measure and to relay data, wherein the data is acquired on one of a one-time basis and a multiple-time basis included one of a non-continuous period, a continuous period, and an intermittent temporal period; and a processor configured to: control the insert; generate a treatment for one of the structures of the female human; store the data; and based on the data, automatically affect one or more of the structures via the insert.

The invention provides a control method and device for a transcranial magnetic robot. The control method comprises the steps that whether the current pressure borne by a transcranial magnetic stimulation racket at the tail end of a robot arm of the transcranial magnetic robot is zero or not is monitored; if the current pressure is not zero, determining a current control strategy of the transcranial magnetic robot according to a relationship between the current pressure and a preset pressure threshold range; and controlling the mechanical arm of the transcranial magnetic robot to move according to the current control strategy. Therefore, the movement of the mechanical arm is adjusted according to the current pressure borne by the transcranial magnetic stimulation racket, so that the transcranial magnetic stimulation racket is ensured not to be separated from the target spot and be tightly attached to the to-be-attached part of the patient, and the treatment experience of the patient is improved.

The invention provides a brain-computer interface closed-loop nerve regulation and control method, a storage medium, a system and a program product, and the method comprises the following steps: circularly executing the following steps according to a first period until an end condition is met: controlling transcranial magnetic stimulation equipment to run for a first time length according to a set stimulation parameter to stimulate a testee; collecting an electroencephalogram signal sequence of the testee in the target brain area; the electroencephalogram signal sequence is processed, a preset index is obtained, and the preset index is used for reflecting the active condition of the target brain area; and processing the preset index by using a deep reinforcement learning network to obtain a stimulation parameter of the next period. According to the method, the brain state is adjusted according to accurate individual characteristics in a self-adaptive closed-loop mode, and a more accurate and effective nerve regulation and control scheme can be provided.

Devices and methods for the non-invasive stimulation of nerves, such as the vagus nerve, include a housing and an electrode coupled to the housing. The electrode is configured to be positioned adjacent to, or in contact with, an outer skin surface of a patient. A source of energy is coupled to the housing and operably coupled to the electrode. The source of energy emits an electrical impulse to the electrode such that the electrical impulse passes through the outer skin surface of the patient to a nerve at a target region in the patient sufficient to modulate the nerve. The electrical impulse comprises burst periods and constant periods, wherein each burst period includes 2 to 20 pulses and has a duration of less than 20,000 microseconds.

The invention discloses a motor cortex excitability evaluation method based on threshold tracking magnetic stimulation, and relates to the technical field of biomedical engineering. The motor cortex excitability assessment method based on threshold tracking magnetic stimulation comprises the following steps: performing electrical stimulation on median nerves of a wrist of a subject, recording on an abductor politics brevis (APB), recording a stimuli-response curve, determining a stimuli-response (SR) curve of cortex stimulation by increasing the magnetic stimulation intensity to the following level, and determining the stimuli-response (SR) curve of cortex stimulation according to the stimuli-response (SR) curve. And calculating statistical parameters of the average value and the standard deviation of the excitability threshold values, and judging the dynamic trend of cortical excitability. According to the method, the stimulation-reaction curve of cortex stimulation is determined by improving the magnetic stimulation intensity to the following level, the central movement conduction time is calculated through the F-wave method based on the stimulation-reaction curve, initial stimulation and threshold determination are completed, subsequent threshold tracking is carried out on the technology, and the accuracy and the reliability of the system are improved. And an efficient and accurate brain motor cortex function detection means is provided for diagnosis of nervous system diseases.

The invention discloses a real-time collaborative cross-scene visual assistance and environment perception system for visually impaired people based on head-mounted equipment. According to the invention, through fusion of a multi-mode perception technology and a neural feedback mechanism, all-around environmental cognition support is provided for visually impaired people. Key targets such as curbs, steps and traffic signals in a complex scene can be accurately recognized, and a safe navigation scheme is generated in real time in combination with a dynamic path planning and obstacle avoidance algorithm. Through personalized feedback modes such as voice and vibration, the system can adjust the interaction rhythm according to the behavior habit and cognitive state of the user, ensure efficient and natural information transmission, effectively reduce the cognitive load of the user, help the visually impaired people to travel autonomously in different environments, improve the independent living ability, and improve the user experience. Real-time response and calculation efficiency are balanced through a collaborative architecture, so that a high-performance auxiliary function is not limited by heavy hardware equipment any more. The universal design reduces the use threshold, and is helpful for more visually impaired people to enjoy the convenience brought by science and technology.

The invention discloses a system and method for performing cranial nerve stimulation based on olfaction, hearing and synchronous magnetomotive stimulation, and the system comprises a magnetic therapy bearing main body which is a magnetic therapy helmet, serves as a basic bearing structure of the system, and is used for installing all functional assemblies, providing magnetic therapy physical auxiliary stimulation, and achieving the cooperation of magnetic therapy and multi-mode stimulation; the olfactory stimulation subsystem is used for providing olfactory stimulation with precise regulation and control; the auditory stimulation subsystem is used for providing personalized audio stimulation; the magnetomotive stimulation subsystem is used for providing magnetomotive stimulation; the nerve stimulation cooperation subsystem is used for planning multi-mode stimulation as a whole and achieving regulation and control. Through the synergistic effect of olfactory stimulation, auditory stimulation and magnetomotive stimulation, three major neural pathways of olfactory, auditory and somatosensory can be activated at the same time, multi-dimensional nerve resonance is formed, the brain wave synchronization degree is remarkably improved, and the adjuvant therapy effect on Alzheimer's disease, cognitive impairment and other diseases is superior to that of single-mode stimulation.

The utility model discloses a high-focusing-degree splayed magnetic stimulation coil. The high-focusing-degree splayed magnetic stimulation coil comprises an upper coil layer and a lower coil layer, wherein the upper coil layer and the lower coil layer are formed by winding cables; by taking the center axis of the coil as a boundary, each coil layer comprises left coils and right coils which are of spiral curve structures, and each circle of cable of the two left coils and each circle of cable of the two right coils are overlapped with each other; in each circle of cable of the left coil and the right coil, the distance between the cables close to one side of the coil middle shaft is smaller than that between the cables far away from one side of the coil middle shaft; in the upper coil layer, the tail ends of the outermost ring cables of the left coil and the right coil are respectively a current input end and a current output end; in the lower coil layer, the tail ends of the outermost rings of cables of the left coil and the right coil are connected with each other; the tail ends of the innermost rings of cables of the two layers of left coils are connected with each other, and the tail ends of the innermost rings of cables of the two layers of right coils are connected with each other. According to the utility model, the gathering degree and the stimulation depth of the coil can be improved, and the stimulation to the non-target area position can be weakened at the same time.

The invention relates to intelligent magnetic induction rehabilitation treatment equipment applied to the related technical field of rehabilitation equipment, through the arrangement of three different magnetic therapy cabins, on one hand, when a user carries out magnetic therapy on different parts, the user does not need to frequently enter and exit the magnetic therapy cabins, automatic circulation magnetic therapy in the different magnetic therapy cabins can be realized, and the magnetic therapy efficiency is improved; on the one hand, the convenience and comfort of magnetic therapy for a user with inconvenience in legs and feet are effectively improved, on the other hand, continuous magnetic therapy for different parts of the same user can be realized, the process of twice magnetic therapy for different parts is not easy to interrupt, the magnetic therapy effect is better, and three users can be simultaneously subjected to magnetic therapy at one time; besides, in cooperation with the arrangement of a position sensor, a circumferential detection unit and a circumferential compensation unit, when the three magnetic therapy cabins rotate, alignment monitoring can be carried out in the radial direction and the circumferential direction, and targeted position compensation can be carried out for circumferential deviation, so that the accuracy during cabin space replacement is effectively improved, and jamming, obvious impact feeling and the like are not likely to occur.

A neurostimulation system may include an implantable neurostimulator. An implantable neurostimulator may include a first sensor configured to sense internal data relating to a symptom of a neurological movement disorder of a patient. An implantable neurostimulator may include an internal stimulator configured to provide an internal stimulation output to an internal target area of a patient. An implantable neurostimulator may include a first wireless communication device configured to communicate internal data with a network. A neurostimulation system may include a wearable neurostimulator. A wearable neurostimulator may include a second sensor configured to sense external data of a patient. A wearable neurostimulator may include an external stimulator configured to provide an external stimulation output to an external target area of a patient. A wearable neurostimulator may include a second wireless communication device configured to communicate external data with a network and receive internal data from the network.

The invention provides a transcranial magnetoacoustic stimulation closed-loop feedback method and system based on electroencephalogram guidance. The method comprises the steps that original electroencephalogram signals of a target brain area are collected and preprocessed; target brain region activity features are extracted based on the preprocessed electroencephalogram signals, and the neural activity state of the target brain region is judged according to the target brain region activity features; according to the state judgment result, initial stimulation parameters are generated and optimized in combination with a preset stimulation response model; the generated initial stimulation parameters are converted into actual stimulation signals, the transcranial magnetoacoustic stimulation device is controlled to execute ultrasonic and magnetic field stimulation on the target brain area, and closed-loop feedback is conducted according to the activity state of the target brain area. According to the method, the limitation of a traditional transcranial stimulation method in the aspects of real-time feedback, individualized adaptation, artifact interference and safety control is effectively solved, accurate, controllable and individualized intervention of the neural activity of the target brain region is achieved, and a repeatable, safe and efficient technical means is provided for nerve regulation and control research and clinical application.

Provided is a liquid control device that can, with a compact device configuration, adjust an electric field, a magnetic field, an electromagnetic field, or an electromagnetic wave which is generated from electrodes, and perform an effective therapy or treatment.　A liquid control device according to one embodiment of the present invention is provided with at least one electrode and a controller that controls at least one of the voltage value, the current value, the frequency, or the phase of a voltage or a current to be applied to the electrode. The liquid control device is characterized in that, in a state where the electrode is disposed so as to face an object unit, the controller adjusts the voltage value, the current value, the frequency, or the phase of the voltage or the current which is to be applied to the electrode, controls an electric field, a magnetic field, an electromagnetic field, or an electromagnetic wave which is generated from the electrode, and, in accordance with the object unit which faces the electrode, performs control on at least one of the output direction of the electric field, the magnetic field, the electromagnetic field, or the electromagnetic wave which is generated from the electrode, and the frequency and the voltage which are applied to the electrode so as to vary over time, or control on the duration in which the voltage is applied to the electrode.

The invention discloses a transcranial magnetic navigation body surface visualization and autonomous adjustment system. According to the system, a patient head model is reconstructed through the sMRI technology to obtain a reconstructed head model coordinate system, a real head coordinate system under the view angle of a camera is established through the face recognition technology, and two visual visualization schemes are provided: virtual-real mapping of a target spot is realized through a laser holder; a physician is guided to accurately position the transcranial magnetic coil by using an augmented reality technology, and meanwhile, a visual interface is supported to guide a patient to autonomously adjust the position so as to ensure target attachment. The effectiveness of technologies such as transcranial magnetism can be remarkably improved through accurate target fitting, so that deterioration of nerve diseases is delayed, and the health level and life quality of patients are maintained.

The invention discloses a neural function detection balancing system and method based on artificial intelligence, the system comprises a detection unit, a signal processing unit, an intelligent analysis unit, a treatment unit and a control unit, the detection unit comprises a multi-mode sensor array and is used for collecting neural signals of a human nervous system; the signal processing unit is used for filtering, amplifying and digitalizing the neural signal acquired by the detection module; the intelligent analysis unit is used for establishing a neural function evaluation model and analyzing the abnormal condition of the neural signal to obtain an analysis result; the treatment unit comprises an electromagnetic pulse generator, an ultrasonic generator and a phototherapy device and is used for performing forward stimulation treatment on the ganglion according to an analysis result; and the control unit is used for controlling and adjusting the treatment parameters of the treatment unit. According to the invention, the integration of neural function detection and treatment is realized, and the accuracy and objectivity of neural function evaluation are remarkably improved through multi-modal signal acquisition and artificial intelligence analysis.

The utility model discloses a transcranial magnetic stimulator and system for generating repeated pairwise stimulation, the transcranial magnetic stimulator adopts a main control module, a stimulation module and a coil module which are electrically connected in sequence, and a plurality of replacement modules are respectively connected with the single coil module. Or the plurality of replacement modules are respectively connected with the plurality of coil modules in a one-to-one correspondence manner, a stimulation instruction is issued to the plurality of control units in the stimulation module through the main control module, and the stimulation instruction comprises a started lock time interval, so that the plurality of stimulation units start stimulation at a certain time interval, and multi-beat paired stimulation or single-beat paired stimulation is realized. The transcranial magnetic stimulator for generating repeated paired stimulation is simple in technology, convenient to operate, low in cost and easy to widely popularize.

A method of facilitating a skill learning process or improving performance of a task, comprising: determining a brainwave pattern reflecting neuronal activity of a skilled subject while engaged in a respective skill or task; processing the determined brainwave pattern with at least one automated processor; and subjecting a subject training in the respective skill or task to brain entrainment by a stimulus selected from the group consisting of one or more of a sensory excitation, a peripheral excitation, a transcranial excitation, and a deep brain stimulation, dependent on the processed temporal pattern extracted from brainwaves reflecting neuronal activity of the skilled subject.

According to the magnetic heating physical therapy shawl based on the human shoulder and back acupuncture points, the magnetic heating units are independently arranged according to the acupuncture points of the human shoulder and neck, extrusion can be generated on the specific acupuncture points of the shoulder and neck, meanwhile, heat is released, a magnetic field is generated, and the physical therapy effect is achieved. The effect of relieving discomfort symptoms such as aching pain and fatigue can be greatly improved while the experience feeling of a user is guaranteed and optimized. The shawl comprises a shawl body and a magnetic heating unit, the shawl body comprises a front fan part, a rear fan part and a transition connecting part, and the shawl body is further provided with a through opening allowing the neck of a user to penetrate through; the front fan part and the rear fan part are respectively provided with a plurality of magnetic heating units, the magnetic heating units located on the front side and the magnetic heating units located on the rear side are arranged at intervals, and the magnetic heating units are arranged in a mode corresponding to acupuncture point distribution of a user.

The present invention provides, among other things, apparatus and methods of use for treating a subject in need of assistance with breathing. In some embodiments the subject suffers from airflow obstruction. In some embodiments, the subject suffers from chronic obstructive pulmonary disease.