[KongchangAI]
Unverified95% confidenceFactTime unknown

费城颈托是经典的两片式设计(前后两片通过魔术贴连接),属于医疗器械领域公认的中高位颈椎固定标准方案之一,临床使用历史长、适应症明确

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95%
Confidence
Long-term
Relevance
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