双平面关节辅助下跌脚步后中风与多目标的人在循环优化:一个案例研究
概括
这项研究介绍了一种新的电缆驱动脚外骨架,用于中风幸存者用落脚和反转. 人在循环中的优化可以个性化协助,显著改善步行质量并减少不对称性.
科学领域:
- 康复工程 康复工程
- 生物力学 生物力学
- 神经康复疗法 神经康复疗法
背景情况:
- 外骨显示出对运动障碍的帮助有希望,但缺乏个性化的方法和强有力的证据.
- 卒中幸存者经常经历步行障碍,如落脚和过度倒置.
研究的目的:
- 开发和评估一个电缆驱动的脚外骨架,用于患有中风后落脚和逆转的人.
- 实现个性化辅助配置文件的多目标人为循环优化.
主要方法:
- 一个电缆驱动的脚外骨架,旨在协助脚运动在两个平面.
- 用一个人-在-循环优化策略来最大限度地减少脚动力学偏差和步长不对称.
- 从单个慢性中风参与者收集了实验数据,以评估设备的可行性和有效性.
主要成果:
- 外骨成功地协助了脚运动,在初接触时改善了脚的倾斜角度 (从-2°到10°).
- 参与者的脚反转角度从2°降低到0°,摇摆时的足部空隙从31mm增加到44mm.
- 步骤长度不对称性从12%减少到6%,表明步行质量有所改善.
结论:
- 开发的脚外骨架和优化方法可用于帮助中风后的落脚和倒置患者.
- 人在循环中的优化提供了一组个性化的辅助配置文件,允许基于用户的优先级.
- 这项技术在个性化康复和帮助日常活动方面具有重大潜力.
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