Unverified90% confidenceDecision RuleTime unknown
透明罩体(PC或医用PVC)优于不透明款,可在按压吹气时观察口腔有无呕吐物、异物及嘴唇颜色变化,避免误吹入胃或误吸,急救可视性是判断通气有效的关键窗口
1
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90%
Confidence
Long-term
Relevance
-
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