Objective:To evaluate tracheostomy with the aid of "Portex" tracheofistulization in emergency treatment in the critically ill patients.
目的：观察改进的气管穿刺导入气管套管术在危重患者紧急抢救中的应用疗效。
Objective:To evaluate tracheostomy with the aid of "Portex" tracheofistulization in emergency treatment in the critically ill patients.
目的：观察改进的气管穿刺导入气管套管术在危重患者紧急抢救中的应用疗效。
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