Unverified80% confidenceFactTime unknown

护膝尺码看的是髌骨上方15cm处大腿围而非膝盖围，因为主要加压区在髌骨上方股四头肌附着处，量错部位会导致过松滑落或过紧勒血管

1

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80%

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Long-term

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Unverified尺码测量应以髌骨中心上方15cm的大腿围为准，而非膝盖围，套筒式护膝过紧会阻碍腘窝静脉回流导致小腿麻木87% similar Unverified护膝尺码按膝盖中心上方约15cm处大腿围测量，而非膝盖围度；偏紧2cm过度压迫致麻木，偏松则支撑失效并下滑86% similar

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