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加热脚底的皮肤可以增强下肢皮肤反射
Erika E Howe1, Tushar Sharma1, Laura C Marrelli1
1Department of Human Health and Nutritional Sciences, University of Guelph, Guelph, Ontario, Canada.
Journal of applied physiology (Bethesda, Md. : 1985)
|September 7, 2023
概括
加热脚底可以通过增加皮肤机械受体的敏感性来增强下肢反射. 这一发现支持热的应用来改善康复中的平衡和姿势控制.
科学领域:
- 神经科学是一个神经科学.
- 生物力学 生物力学
- 康复技术 康复技术 康复技术
背景情况:
- 皮肤输入对于保持姿势控制和平衡至关重要.
- 老化和糖尿病对皮肤敏感性和运动控制有负面影响.
- 热施加对运动控制的影响,尽管它对皮肤感觉有已知的好处,但仍然在很大程度上未被探索.
研究的目的:
- 为了研究局部脚加热对下肢皮肤反射的影响.
- 为了确定热的应用是否可以调节皮肤机械受体的灵敏度和响应能力.
主要方法:
- 20名健康的年轻人参与了这项研究.
- 脚底皮肤温度增加到大约42°C.
- 皮肤反射是通过脚跟振动引起的,并记录在前肌中,分析时间和频率领域.
主要成果:
- 加热脚显著增加了皮肤反射的幅度 (44%的增加).
- 皮肤加热增强了反射连贯性和收益,特别是在30至40赫兹频率范围内.
- 没有观察到反射延迟的显著变化.
结论:
- 局部化皮肤加热有效地增强下肢皮肤反射.
- 观察到的改善可能源于皮肤机械受体的增强编码.
- 研究结果表明,热能是一种有前途的康复方式,可以改善平衡和运动控制.
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