目的评价多导丝置管法床边盲插鼻肠喂养管的有效性、安全性。

Objective To evaluate the efficacy and safety of the multi-stylet method for bedside blind placement of nasoenteral feeding tubes.

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目的：探讨院前心肺复苏（CPR）时早期盲插喉罩通气对复苏成功率的影响。

Objective: To study the effect of early laryngeal mask airway (LMA) using the blind insertion approach during cardiopulmonary resuscitation (CPR).

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