论文标题

等距力枕头:使用气压在炎症的情况下量化非自愿性指的屈曲

Isometric force pillow: using air pressure to quantify involuntary finger flexion in the presence of hypertonia

论文作者

Seim, Caitlyn E., Han, Chuzhang, Lowber, Alexis J., Brooks, Claire, Payne, Marie, Lansberg, Maarten G., Flavin, Kara E., Dewald, Julius P. A., Okamura, Allison M.

论文摘要

中枢神经系统损伤的幸存者通常存在痉挛性高血压。受影响的肌肉是过度的,可以表现出非自愿的静态肌肉张力和夸张的拉伸反射。这些症状会影响姿势和破坏日常生活的活动。通常使用主观手动测试(例如修改的Ashworth量表)来测量症状;但是,需要采取更多定量措施来评估潜在治疗方法。手是干预措施的最常见目标之一,但是很少有研究人员试图量化影响手指的痉挛症状。我们提出等距力枕头(IFP)以量化非自愿握力。这种轻巧的计算机工具提供了手指屈曲力的整体度量,可用于各种方向进行临床测试,并测量辅助设备的影响。

Survivors of central nervous system injury commonly present with spastic hypertonia. The affected muscles are hyperexcitable and can display involuntary static muscle tone and an exaggerated stretch reflex. These symptoms affect posture and disrupt activities of daily living. Symptoms are typically measured using subjective manual tests such as the Modified Ashworth Scale; however, more quantitative measures are necessary to evaluate potential treatments. The hands are one of the most common targets for intervention, but few investigators attempt to quantify symptoms of spastic hypertonia affecting the fingers. We present the isometric force pillow (IFP) to quantify involuntary grip force. This lightweight, computerized tool provides a holistic measure of finger flexion force and can be used in various orientations for clinical testing and to measure the impact of assistive devices.

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