CN-121338246-B - Control method, implantable closed-loop nerve stimulation system and storage medium

CN121338246BCN 121338246 BCN121338246 BCN 121338246BCN-121338246-B

Abstract

The embodiment of the application relates to the technical field of medical equipment, and discloses a control method, an implanted closed-loop nerve stimulation system and a storage medium, wherein the method comprises the steps of obtaining multi-mode data of a user; the multi-mode data comprises brain electrical signals of the user and sensing data of the user, which are acquired by the terminal equipment, determining a cooperative control index according to the multi-mode data, wherein the cooperative control index indicates state information of the user, generating a first control instruction under the condition that the cooperative control index is in a first index range, and sending the first control instruction to first external equipment, wherein the first control instruction is used for indicating the first external equipment to output a first control signal according to a target proportion of preset parameters, generating a second control instruction under the condition that the cooperative control index is in a second index range, and indicating the terminal equipment to display preset interactive content.

Inventors

ZHAO GUOGUANG
CAO PENG
SHAN YONGZHI

Assignees

首都医科大学宣武医院
杭州诺为医疗技术有限公司

Dates

Publication Date: 20260505
Application Date: 20251218

Claims (6)

1. A terminal device, characterized in that the terminal device comprises: the acquisition module is used for acquiring multi-mode data of a user, wherein the multi-mode data comprises an electroencephalogram signal of the user and perception data of the user acquired by the terminal equipment; the index module is used for determining a cooperative control index according to the multi-mode data, wherein the cooperative control index indicates the state information of the user; The device comprises a first instruction module, a first external device, a first control module, a second instruction module, a first control module and a second control module, wherein the first instruction module is used for generating a first control instruction and sending the first control instruction to the first external device when the cooperative control index is in a first index range, the first control instruction is used for instructing the first external device to output a first control signal according to a target proportion of a preset stimulation parameter, and a proportion value of the target proportion is smaller than 1; The system comprises a terminal device, a second instruction module, a first control instruction module and a second control module, wherein the terminal device is used for displaying a preset interactive content, and the preset interactive content comprises at least one of guiding image-text content, guiding audio frequency and breathing training animation; The index module comprises: the fusion unit is used for carrying out time alignment on the electroencephalogram signals and the sensing data and carrying out feature fusion after the time alignment to obtain fusion features; The system comprises a model unit, a weighting and fusion unit, a weighting fusion unit and a coordination control unit, wherein the model unit is used for acquiring personalized calibration parameters associated with the user, the personalized calibration parameters are used for indicating the contribution weights of data of different modes in the multi-mode data to output the coordination control index, and the weighting and fusion unit is used for weighting and fusing corresponding feature components in the fusion feature according to the personalized calibration parameters to obtain a weighted fusion feature; The personalized calibration parameters are obtained by adopting the following modes: The method comprises the steps of guiding a user to execute a series of standard actions or be in different preset states, synchronously recording multi-mode data and expected state labels of the user, analyzing the recorded multi-mode data and the expected state labels to obtain an optimal weight combination when the model unit outputs the real state which is most consistent with the user, and storing the optimal weight combination as personalized calibration parameters of the user.
2. The terminal device according to claim 1, characterized in that the terminal device further comprises: and the personalized calibration parameter updating module is used for updating the personalized calibration parameters under the condition that the preset expression characteristics associated with the user exist in the perception data, wherein the contribution weight of the modal data of the expression characteristics in the updated personalized calibration parameters is increased.
3. The terminal device according to claim 1, characterized in that the terminal device further comprises: the first information collection module is used for recording the cooperative control index and the generated control instruction; the second information collection module is used for obtaining equipment feedback information after the first external equipment executes the first control instruction and/or user input information received after the terminal equipment displays the preset interactive content; And the model parameter updating module is used for updating the model parameters of the state identification model according to the recorded cooperative control index, the control instruction, the equipment feedback information and the user input information.
4. The terminal device of claim 1, wherein the first control instruction is further configured to instruct the first external device to perform a target task, wherein the target task includes a preparation task before outputting the first control signal.
5. The terminal device of claim 1, wherein the user's sensory data collected by the terminal device comprises at least one of: facial features extracted based on image data acquired by a camera of the terminal device; Acoustic features extracted based on audio data collected by a microphone of the terminal device.
6. An implantable closed loop neurostimulation system comprising a first external device and a terminal device according to any one of claims 1 to 5, wherein the first external device is a neurostimulator.

Description

Control method, implantable closed-loop nerve stimulation system and storage medium Technical Field The application relates to the technical field of medical instruments, in particular to a control method, an implantable closed-loop nerve stimulation system and a storage medium. Background The implanted closed-loop nerve stimulation system has great development prospect as an advanced medical instrument at present. Currently, implantable closed-loop neurostimulation systems are often equipped with a programmable terminal, which can be operated by the user to simply remotely control the system, similar to a dedicated "remote control". However, the existing program control terminal is usually only used as a passive command output role, has a simple structure, can only realize simple control of a system, has a single control mode and function, and is difficult to adapt to more complex and dynamic intelligent application scenes. Disclosure of Invention The embodiment of the application provides a control method, an implanted closed-loop nerve stimulation system and a storage medium, which are used for solving the problem that in the prior art, the control mode and the function of a program control terminal are too single. In order to solve the above problems, an embodiment of the present application discloses a control method applied to a terminal device, the control method including: Acquiring multi-modal data of a user, wherein the multi-modal data comprises brain electrical signals of the user and perception data of the user acquired by the terminal equipment; determining a cooperative control index according to the multi-mode data, wherein the cooperative control index indicates the state information of the user; Generating a first control instruction and sending the first control instruction to first external equipment under the condition that the cooperative control index is in a first index range, wherein the first control instruction is used for indicating the first external equipment to output a first control signal according to a target proportion of preset parameters, and the proportion value of the target proportion is smaller than 1; and generating a second control instruction under the condition that the cooperative control index is in a second index range, wherein the second control instruction is used for indicating the terminal equipment to display preset interactive contents. The embodiment of the application also discloses a terminal device, which comprises: the acquisition module is used for acquiring multi-mode data of a user, wherein the multi-mode data comprises an electroencephalogram signal of the user and perception data of the user acquired by the terminal equipment; the index module is used for determining a cooperative control index according to the multi-mode data, wherein the cooperative control index indicates the state information of the user; The first instruction module is used for generating a first control instruction and sending the first control instruction to first external equipment under the condition that the cooperative control index is in a first index range, wherein the first control instruction is used for instructing the first external equipment to output a first control signal according to a target proportion of a preset stimulation parameter, and the proportion value of the target proportion is smaller than 1; And the second instruction module is used for generating a second control instruction under the condition that the cooperative control index is in a second index range, wherein the second control instruction is used for indicating the terminal equipment to display preset interactive content. The embodiment of the application also discloses an implantable closed-loop nerve stimulation system, which comprises the first external device and the terminal device, wherein the first external device is a nerve stimulator. Embodiments of the present application also disclose a computer readable storage medium having stored thereon a computer program which, when executed by a processor, performs a method as described in one or more of the embodiments of the present application. Embodiments of the application also disclose a computer program product comprising a computer program which, when executed by a processor, implements a method as described in one or more of the embodiments of the application. The technical scheme provided by the embodiment of the application has the beneficial effects that: According to the embodiment of the application, the multi-mode data of the user, especially the sensing data acquired by combining the electroencephalogram signals and the terminal equipment, can be acquired more comprehensively and accurately than single-mode user state information, the cooperative control index is determined according to the multi-mode data, so that the terminal equipment is not a simple instruction output end but has the capability of analyzing and evalu