Unverified90% confidenceDecision RuleTime unknown
颈托固定度分级：软质海绵颈托（限制活动约30%）适合落枕/轻度不适；充气式或带下颌托的中等硬度颈托（限制50-70%）适合颈椎病急性期；硬质费城颈托（限制90%以上）仅用于外伤或术后，需遵医嘱
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