一种便携式膝关节术后康复训练监测评估装置及方法

By combining IMU and sEMG in a wearable device, along with Kalman-complementary filtering and quantitative assessment algorithms, privacy protection and accurate assessment of postoperative knee joint rehabilitation training are achieved. This solves the privacy and inaccurate assessment problems of existing devices and provides a low-cost, synchronous rehabilitation monitoring solution.

CN117137479BActive Publication Date: 2026-07-17ZHEJIANG SCI-TECH UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ZHEJIANG SCI-TECH UNIV
Filing Date
2023-08-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing postoperative rehabilitation monitoring equipment for knee joints lacks sufficient privacy protection in the home environment, and the assessment results lack quantification, making it difficult for doctors to accurately guide the patient's rehabilitation process.

Method used

Wearable devices based on IMU and sEMG are used for data acquisition. Combined with Kalman-complementary filtering algorithm and quantitative evaluation algorithm, real-time data acquisition, synchronization and quantitative evaluation of patient rehabilitation training are realized.

Benefits of technology

It provides low-cost, privacy-protected rehabilitation training monitoring, can accurately analyze patients' rehabilitation status, quantitatively assess patients' rehabilitation progress, reduce data disturbances of inertial measurement elements, ensure synchronization between devices, and facilitate doctors' assessment of patients' rehabilitation status.

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Abstract

本发明提出一种便携式膝关节术后康复训练监测评估装置及方法,通过多个IMU设备构建3D模型实时动态跟踪,并从时频域分析IMU和sEMG的特征,生成量化分析报告,从多个角度考察患者的康复情况。此外,考虑到多个无线设备之间的通信问题,本发明提出了一种采集时序同步采集控制方法,使双腿采集到的数据在采集时序上具有高度同步性。这种设备易于携带、使用方便且不受环境影响,解决了多数可穿戴设备携带不便的问题。
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