Unverified85% confidenceDecision RuleTime unknown
尺码务必测量肘部下方约5cm处(前臂最粗处)的周长而非肘关节周长,因为压缩护肘的固定力主要靠前臂段夹紧,测错部位会导致下滑
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85%
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Long-term
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Unverified尺码按上臂或前臂周长选而非凭感觉,套筒式护肘偏差1-2cm就会滑落或勒出压痕,购买前用软尺量肘关节上方10cm处周长对照品牌尺码表87% similarUnverified尺码需测量肘关节中心上方10cm处的臂围(微屈状态),而非直接量肘围。臂围处于两档之间时,防护型选大档、压缩支撑型选小档86% similarUnverified测量腕/踝支具尺码需量取关节上下各5cm处的肢体周长,误差控制在±1cm内;过紧会导致远端趾部肿胀(血液回流受阻),过松会在行走时下滑失去固定意义84% similarUnverified护肘尺码按肘关节上方10cm处臂围选,压缩型宁小勿大(选尺码表偏小一档),过松则失去压缩支撑效果84% similarUnverified选尺寸时测量的是关节上下方肢体周长而非关节本身:护膝量髌骨上15cm大腿围,护踝量脚踝最细处,量错部位会导致偏大滑脱或偏小压迫循环83% similar
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