CN-121987947-A - Feedback type efficacy enhancement electric stimulation method and device

CN121987947ACN 121987947 ACN121987947 ACN 121987947ACN-121987947-A

Abstract

The application provides a feedback type efficacy enhancement electric stimulation method and a device, wherein the method comprises the steps of obtaining voice feedback information and muscle strength state feedback information of electric stimulation operation of a living body; and determining a target adjustment value of the electrical stimulation intensity of the biological electrical stimulation operation based on the actual subjective and objective intensity value and the expected subjective and objective intensity value corresponding to the biological electrical stimulation operation. According to the technical scheme, the intelligent level and accuracy of the electric stimulation intensity adjustment are improved.

Inventors

TIAN PENG
ZHANG JUN
WU DANTONG
ZHANG SHUAI
YU KANG
QIN YITAO
WANG YUNFENG
ZHANG HAIYING

Assignees

中国科学院微电子研究所

Dates

Publication Date: 20260508
Application Date: 20241105

Claims (10)

1. A method of feedback-type efficacy enhancing electrostimulation comprising: Acquiring voice feedback information and muscle strength state feedback information of the electrical stimulation operation of the organism; Based on the voice feedback information and the muscle strength state feedback information, determining a subjective and objective strength actual value corresponding to the biological electrical stimulation operation; and determining a target adjustment value of the electrical stimulation intensity of the biological electrical stimulation operation based on the actual subjective and objective intensity value and the expected subjective and objective intensity value corresponding to the biological electrical stimulation operation.
2. The method of claim 1, wherein the step of obtaining the voice feedback information and the muscle strength status feedback information of the biostimulation operation comprises: Periodically collecting real-time voice information after the start of the biological electrical stimulation operation; detecting whether the real-time voice information has a target keyword matched with a preset electric stimulation intensity feedback keyword or not; and if the real-time voice information has the target keyword, determining a voice evaluation value corresponding to the target keyword as voice feedback information of the bioelectric stimulation operation.
3. The method of claim 2, wherein the step of obtaining the voice feedback information and the muscle strength status feedback information of the biostimulation operation further comprises: extracting response characteristics of an electric stimulation object of the biological electric stimulation operation, wherein the response characteristics comprise an integral myoelectricity value, a root mean square value, a waveform length, an information entropy, a median frequency and an average power frequency; and determining a muscle strength state value of the electric stimulation object based on the response characteristic and a preset support vector machine regression algorithm, and using the muscle strength state value as muscle strength state feedback information of the electric stimulation operation of the organism.
4. The feedback-type performance-enhancing electro-stimulation method of claim 3, wherein determining the actual subjective and objective intensity values corresponding to the biostimulation operation based on the voice feedback information and the muscle strength status feedback information comprises: Obtaining the ratio of the voice evaluation value to the preset evaluation expected value as subjective characteristics, and Acquiring the ratio of the muscle strength state value to a preset muscle strength state expected value as an objective characteristic; And carrying out weighted summation treatment on the subjective features and the objective features based on the current weights of the subjective features and the objective features, so as to obtain actual subjective and objective intensity values corresponding to the biostimulation operation.
5. The feedback enhanced electrical stimulation method of claim 4, further comprising, prior to weighting and summing the subjective and objective characteristics: for a plurality of historical electrical stimulation operations, Determining a first duty ratio of historical electric stimulation operation, wherein the voice evaluation value is matched with a preset evaluation expected value; setting the current weight of the subjective feature by the average value of the preset weight of the subjective feature and the first duty ratio, and Determining a second duty ratio of historical electric stimulation operation, wherein the muscle strength state value is matched with a preset muscle strength state expected value; And setting the average value of the preset weight of the objective feature and the second duty ratio as the current weight of the objective feature.
6. The feedback enhanced performance electrical stimulation method of any of claims 1-5, wherein the determining the target adjustment value for the electrical stimulation intensity of the electrical stimulation operation of the organism based on the actual subjective intensity value and the desired subjective intensity value for the electrical stimulation operation of the organism comprises: Determining a subjective and objective intensity error and a subjective and objective intensity error change rate corresponding to the biological electrical stimulation operation based on the subjective and objective intensity actual value and the subjective and objective intensity expected value corresponding to the biological electrical stimulation operation; Based on the subjective and objective intensity errors and the subjective and objective intensity error change rate, searching a preset fuzzy control lookup table for the stimulation amplitude increment hit by the biological electrical stimulation operation; a target adjustment value for the electrical stimulation intensity of the electrical stimulation operation of the organism is determined based on the stimulation amplitude increment.
7. The method of claim 6, wherein determining a target modulation value for the electrical stimulation intensity of the biostimulation operation based on the stimulation amplitude increment comprises: determining a target adjustment value of the electrical stimulation intensity of the biological electrical stimulation operation based on the fuzzy control rule membership degree of the stimulation amplitude increment hit by the biological electrical stimulation operation and the stimulation amplitude increment, wherein, U represents a target adjustment value of the electrical stimulation intensity of the biological electrical stimulation operation, n represents the number of stimulation amplitude increment hit by the biological electrical stimulation operation, y i represents the ith stimulation amplitude increment, and v i represents the membership degree of the fuzzy control rule corresponding to the ith stimulation amplitude increment.
8. The feedback enhanced performance electrical stimulation method of claim 4, wherein determining the target adjustment value for the electrical stimulation intensity of the electrical stimulation operation of the organism based on the actual subjective intensity value and the desired subjective intensity value for the electrical stimulation operation of the organism comprises: determining the difference value between the actual subjective and objective intensity value and the expected subjective and objective intensity value corresponding to the electrical stimulation operation of the organism; Acquiring a first mapping value of the difference value in a voice feedback dimension and a second mapping value of the difference value in a muscle strength state feedback dimension, wherein the first mapping value is the product of the subjective feature and the difference value, and the second mapping value is the product of the objective feature and the difference value; determining the difference degree between the actual subjective and objective intensity value and the expected subjective and objective intensity value corresponding to the biological electrical stimulation operation based on the first mapping value and the second mapping value; Determining a preset difference range to which the difference belongs; and setting a preset regulating value corresponding to the preset difference range as a target regulating value of the electric stimulation intensity of the electric stimulation operation of the organism.
9. A feedback-type efficacy-enhancing electrostimulation device comprising: the initial information acquisition unit is used for acquiring voice feedback information and muscle strength state feedback information of the biological electrical stimulation operation; The subjective and objective strength determining unit is used for determining an actual subjective and objective strength value corresponding to the electrical stimulation operation of the organism based on the voice feedback information and the muscle strength state feedback information; and the adjusting value determining unit is used for determining a target adjusting value of the electric stimulation intensity of the biological electric stimulation operation based on the actual subjective and objective intensity value and the expected subjective and objective intensity value corresponding to the biological electric stimulation operation.
10. A computer device comprises at least one processor, and a memory communicatively coupled to the at least one processor; wherein the memory stores instructions executable by the at least one processor, the instructions being configured to cause the processor to perform the method of any one of the preceding claims 1 to 8.

Description

Feedback type efficacy enhancement electric stimulation method and device [ Field of technology ] The application relates to the technical field of electric stimulation training optimization, in particular to a feedback type efficiency enhancement electric stimulation method and device. [ Background Art ] Currently, athletes or rehabilitation patients often need an electrical stimulation device to provide a certain electrical stimulation to assist themselves in improving muscle strength. For most electro-stimulation devices, the electrical stimulation intensity that they can provide is multi-gear, each gear corresponding to a fixed electrical stimulation intensity, and the athlete or rehabilitation patient may select the appropriate gear based on their own needs or tolerance level. However, this way of gear selection makes the electrical stimulation available to the athlete or rehabilitation patient too single to continue with their own needs or tolerance levels for customization. In this regard, it is proposed in the related art that the value of each gear of the electrical stimulation apparatus may be set to be adjustable, so that the value of each gear is adjusted to be larger or smaller based on real-time active evaluation given by an athlete or a rehabilitation patient. However, the adjustment degree of the adjustment mode is seriously dependent on manual experience, excessive stimulation and even harm are brought to organisms when the adjustment mode is too large, the adjustment is needed to be continuously carried out when the adjustment mode is too small, the consumption time and the cost are too high, and the smooth and efficient performance of the electric stimulation training is not facilitated. Therefore, how to reasonably optimize the electrical stimulation intensity in the electrical stimulation training becomes a technical problem to be solved at present. [ Invention ] The embodiment of the application provides a feedback type efficacy enhancement electric stimulation method and device, which aim to solve the technical problem that the high efficiency requirement of electric stimulation training is difficult to meet due to inaccurate electric stimulation intensity adjustment in the related technology. In a first aspect, an embodiment of the present application provides a feedback-type efficacy-enhancing electrical stimulation method, including: Acquiring voice feedback information and muscle strength state feedback information of the electrical stimulation operation of the organism; Based on the voice feedback information and the muscle strength state feedback information, determining a subjective and objective strength actual value corresponding to the biological electrical stimulation operation; and determining a target adjustment value of the electrical stimulation intensity of the biological electrical stimulation operation based on the actual subjective and objective intensity value and the expected subjective and objective intensity value corresponding to the biological electrical stimulation operation. In one embodiment of the present application, optionally, the acquiring the voice feedback information and the muscle strength status feedback information of the electrical stimulation operation of the living body includes: Periodically collecting real-time voice information after the start of the biological electrical stimulation operation; detecting whether the real-time voice information has a target keyword matched with a preset electric stimulation intensity feedback keyword or not; and if the real-time voice information has the target keyword, determining a voice evaluation value corresponding to the target keyword as voice feedback information of the bioelectric stimulation operation. In one embodiment of the present application, optionally, the acquiring the voice feedback information and the muscle strength status feedback information of the electrical stimulation operation of the living body further includes: extracting response characteristics of an electric stimulation object of the biological electric stimulation operation, wherein the response characteristics comprise an integral myoelectricity value, a root mean square value, a waveform length, an information entropy, a median frequency and an average power frequency; and determining a muscle strength state value of the electric stimulation object based on the response characteristic and a preset support vector machine regression algorithm, and using the muscle strength state value as muscle strength state feedback information of the electric stimulation operation of the organism. In one embodiment of the present application, optionally, the determining, based on the voice feedback information and the muscle strength status feedback information, a subjective and objective intensity actual value corresponding to the biostimulation operation includes: Obtaining the ratio of the voice evaluation value to the preset evaluation