Foot drop electrical stimulation system and method based on multimode fusion feedback

By introducing a multi-mode fusion feedback mechanism into the FES equipment and adjusting the electrical stimulation parameters in real time, the shortcomings of existing FES equipment in personalized treatment are solved, and more efficient nerve-muscle-limb information matching is achieved, providing better rehabilitation effects and experience.

CN119733170AActive Publication Date: 2025-04-01ZHEJIANG UNIV OF TECH
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Patent Information

Application Number
CN202411681848.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-22
Publication Date
2025-04-01
Estimated Expiration
2044-11-22

AI Technical Summary

Technical Problem

In practical applications, existing functional electrical stimulation (FES) devices are difficult to meet the complex problem of selecting electrical stimulation parameters caused by differences in individual physiological characteristics, and lack the ability to monitor muscle status in real time, which may lead to excessive or insufficient stimulation and make it difficult to achieve personalized treatment needs.

Method used

A foot suprascal electrical stimulation system based on multimode fusion feedback is adopted, combining inertial measurement unit, electromyography information acquisition module, near-infrared muscle oxygen acquisition module, electrical stimulation intensity adjustment module and electrical stimulation frequency adjustment module, the electrical stimulation parameters are adjusted in real time through a multi-layer feedback mechanism to accurately stimulate the peroneal nerve and trigger related muscle contraction.

Benefits of technology

The matching efficiency of nerve-muscle-limb multi-source information feedback and functional electrical stimulation has been improved, providing a more personalized and effective rehabilitation treatment plan, and improving the patient's rehabilitation effect and experience.

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Abstract

A foot drop electrical stimulation system based on multimode fusion feedback comprises an inertial measurement unit, a myoelectricity information acquisition module, a near-infrared muscle oxygen acquisition module, an electrical stimulation intensity adjustment module, an electrical stimulation frequency adjustment module and a functional electrical stimulation module. The inertia measurement unit and the myoelectricity information acquisition module are connected with the input side of the electrical stimulation intensity adjustment module, the output side of the electrical stimulation intensity adjustment module is connected with the input side of the functional electrical stimulation module, and the near-infrared muscle oxygen acquisition module is connected with the electrical stimulation frequency adjustment module. The electrical stimulation frequency adjusting module is connected with the input side of the functional electrical stimulation module, and the output side of the functional electrical stimulation module is a working end used for stimulating a patient. The invention further provides a foot drop electrical stimulation method based on multi-mode fusion feedback. According to the invention, the matching effect of nerve-muscle-limb multi-source information feedback and functional electrical stimulation assisted rehabilitation training is improved, and a better feedback effect of foot drop rehabilitation training is realized.
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