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随机共振刺激对帕金森病患者在行走过程中的稳定性产生影响

Eman Alsaqabi^1,2, Stephen DiBianca², Ashwini Sansare³

¹Department of Physical Therapy, College of Allied Health Sciences, Kuwait University, Kuwait City, Kuwait.

International biomechanics

|November 6, 2025

概括

随机共振 (SR) 刺激在视觉障碍步行期间没有改善帕金森病患者 (PwPD) 的平衡控制. SR增加了摇摆和降低了稳定性,可能是通过将噪音添加到感官处理中.

科学领域:

神经科学是一个神经科学.
生物医学工程生物医学工程
康复科学康复科学康复科学

背景情况:

帕金森病 (PwPD) 由于感官功能障碍而损害了平衡和步行.
随机共振 (SR) 是一种使用噪声来增强感官系统检测的技术.
对于改善PwPD患者的步行稳定性,SR的有效性仍然不清楚.

研究的目的:

在PwPD中调查SR对视觉乱行走期间平衡控制的影响.
评估SR是否可以提高帕金森病患者的步行稳定性和直立平衡.

主要方法:

14名患有帕金森病的患者参与了这项研究.
确定了个性化的感觉值和最佳的SR强度.
参与者在视觉干扰的虚拟环境中进行了步态分析,评估了质量中心 (CoM) 游览,脚位和脚反应,有或没有SR.

主要成果:

与没有SR相比,SR条件下峰值CoM外流显著增加,这表明受影响较大的侧面的稳定性下降.
在其他平衡控制结果措施中没有观察到显著的变化.
普华永道 (PwPD) 显示了对SR的影响力增加,这表明对平衡策略的潜在负面影响.

结论:

在PwPD中,SR刺激没有增强,并且可能损害PwPD中乱行走期间的平衡控制.
增加的摇摆表明SR可能会加剧感官处理噪声,对平衡产生负面影响.
需要进一步的研究来探索SR疗效的替代刺激参数或人群.

关键词:

电刺激疗法是一种电刺激疗法.帕金森病是帕金森病的一种疾病.步态步态步态步态姿势控制姿势控制身体感官缺陷身体感官缺陷随机共振是指随机的共振.

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