一个电阻软机器人外套,用于在低重力条件下动态身体负荷
Emanuele Pulvirenti1,2, Richard Suphapol Diteesawat1,2, Gaspare Pavei3
1School of Engineering Mathematics and Technology, University of Bristol, Bristol, BS8 1TW, UK.
Advanced science (Weinheim, Baden-Wurttemberg, Germany)
|September 30, 2025
概括
一个新的电阻性低重力外套 (R-HEXsuit) 在低重力下有效模拟类似地球的物理需求. 这种可穿戴技术增加了代谢成本和肌肉激活,有助于减轻太空任务期间的骨和肌肉损失.
科学领域:
- 太空探索 太空探索
- 人类生理学 人类生理学
- 生物医学工程 生物医学工程
背景情况:
- 太空飞行会导致骨去矿化和肌肉缩,原因是重力减弱.
- 目前的应对措施,如简单的身体负荷,只能提供部分保护.
- 缓解肌肉骨退化对于宇航员健康和任务成功至关重要.
研究的目的:
- 引入和评估一种电阻性低重力外套 (R-HEXsuit) 用于在低重力下动态的身体负荷.
- 评估R-HEXsuit在模拟月球重力中的代谢成本和肌肉激活的影响.
- 为了确定R-HEX服是否能够复制类似于地球的物理需求,并抵消太空飞行引起的脱水.
主要方法:
- 开发了一种轻量级,柔软的可穿戴外套 (R-HEXsuit),利用气动人工肌肉.
- 在地球引力和模拟月球引力下行走时,在健康人身上测试R-HEXsuit.
- 测量主要腿部肌肉的代谢成本和电肌图活动.
主要成果:
- 在模拟的月球引力中,R-HEXsuit增加了29.3%的代谢成本,达到与地球类似的水平.
- 在关键的膝关节关节肌肉中观察到肌肉激活的显著增加,与地球水平相匹配或超过.
- 外套在移动过程中不会对自然步行模式产生负面影响.
结论:
- R-HEXsuit是一种有前途的技术,可以在低重力环境中提供动态的车身负载.
- 它有效地复制了与地球相似的物理需求,有可能在太空任务期间减轻肌肉骨的退化.
- 这种可穿戴解决方案提供了一种可行的对策,可以在长时间的太空飞行期间保护宇航员的健康.
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