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腕遂道是腕關節處一條緊密、狹窄的 C 型通道,由小骨骼和韌帶構成。 有些控制手指動作的肌腱和神經,行經腕遂道進入手部。這些肌腱外覆充滿液體的腱鞘,可幫助它們在活動時順暢滑動。在反覆進行手部活動時,例如打字,肌腱可能會發炎,造成腱鞘內腫脹和炎症。 由於腕遂道是由骨骼和韌帶構成,所以無法伸展以順應腫脹;因而造成手部神經受到擠壓或壓迫,導致手指疼痛或麻木。
Duration: 00:47
Published: 2016/2/25
Blausen Medical
Scientific and Medical Animations
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