Unverified85% confidenceDecision RuleTime unknown
医用颈托选购需先确认高度分级:普通型高度通常8-11cm适合日常保健,颈椎术后或严重不稳需选可测量下颌到锁骨距离的可调式高度颈托(如费城颈托),高度不匹配会导致过度牵引或固定失效
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