功能电刺激对肌肉疲劳的影响 基于疲劳特征曲线的手举重训练训练
Shihao Sun1,2,3,4, Guizhi Xu1,2,3,4, Mengfan Li2,3,5
1State Key Laboratory of Reliability and Intelligence of Electrical Equipment, School of Electrical Engineering, Hebei University of Technology, 300132 Tianjin, China.
Cyborg and bionic systems (Washington, D.C.)
|June 7, 2024
概括
这项研究建立了功能电刺激 (FES) 电流幅度和最大刺激时间之间的关系. 这有助于通过防止过度疲劳来优化FES用于肌肉恢复训练.
科学领域:
- 康复工程 康复工程 康复工程
- 运动科学 运动科学 运动科学
- 生物医学工程 生物医学工程
背景情况:
- 功能电刺激 (FES) 对于积极的恢复训练至关重要,参数设置显著影响肌肉健康.
- 电流幅度是FES中最有影响力的参数,直接影响肌肉反应和疲劳.
- 了解FES参数与肌肉疲劳之间的关系对于优化训练方案至关重要.
研究的目的:
- 为了建立FES电流幅度和最大刺激时间之间的定量关系.
- 研究FES参数对恢复训练期间肌肉疲劳的影响.
- 为提供安全有效的FES参数设置在康复提供参考.
主要方法:
- 收集了从10名受试者收集的表面电肌图 (sEMG) 数据,这些受试者在举重时使用子举重.
- 通过计算sEMG功率谱的平方根平均值 (RMS) 来分析肌肉疲劳.
- 开发了疲劳特征曲线和FES电流幅度和最大刺激时间之间的关系曲线.
主要成果:
- 在不同的疲劳水平下,确定了不同的肌肉疲劳特征曲线.
- 建立了FES电流幅度和最大刺激时间之间的线性关系.
- 量化了FES参数对确定安全刺激持续时间的影响.
结论:
- 建立的线性曲线作为一个有价值的参考来设定FES参数.
- 优化的FES参数设置可以防止过度的肌肉疲劳,增强积极的恢复.
- 这项研究有助于在肌肉康复和训练中更安全,更有效地应用FES.
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