用仪器拐杖测量载重和肩关节负载的估计器的验证
Marco Ghidelli1, Cristina Nuzzi2, Francesco Crenna3
1Department of Information Engineering, Università degli Studi di Brescia, 25123 Brescia, Italy.
Sensors (Basel, Switzerland)
|July 14, 2023
概括
有仪器的拐杖提供了一种具有成本效益的方法,可以在行走时测量下肢和肩膀关节的负荷. 这种方法提供实时反,可以在传统步行实验室之外使用.
科学领域:
- 生物力学 生物力学
- 康复工程 康复工程 康复工程
- 医疗器械 医疗器械 医疗器械
背景情况:
- 传统的步态分析需要昂贵的设备,如运动捕捉和强力平台,限制了可访问性.
- 精确测量下肢和肩关节负荷对于监测患者康复和预防并发症至关重要.
研究的目的:
- 通过仪器拐杖验证两种用于测量下肢和肩关节负荷的新方法.
- 为传统的步态分析系统提供一种可访问和具有成本效益的替代方案.
主要方法:
- 仪器用拐杖被用来测量地面反应力,消除了对外部运动捕捉或强力板的需求.
- 下肢负荷是通过从总体重中减去拐杖力来计算的.
- 使用线性回归模型估计了肩膀关节反应.
主要成果:
- 基于拐杖的方法准确地估计了部分承重负载,特别是在较低的步行节奏.
- 对肩关节反应的力量估计是准确的,尽管扭矩估计的精度较低.
- 该系统展示了实时数据采集和处理能力,适合户外使用.
结论:
- 有仪器的拐杖提供了一种可行的和可访问的方法来评估下肢和肩关节在行走时的负荷.
- 这项技术可以加强对部分承重和肩关节问题的患者监测,从而有可能改善结果.
- 该系统的实时反和户外功能为临床和研究应用提供了显著的优势.
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