左右旋转结构，方便放置和调整，不需更换气管及磁簧开关。
The left-right rotating mechanism makes placing and adjustment easier, without the need to change the air pipe and reed switch.
左右旋转结构，方便调整置物方向，不需更换气管及磁簧开关。
About rotating structure, facilitate the adjustment of the direction glove compartment, no need to replace pipe and reed switches.
左右旋转机构：更换置物方向时方便调整，仅调整螺丝即可，不需要换气管及磁簧开关。
The left-right rotating institutions: replacement stowage direction convenient adjustment, only adjustment screws can, do not need to change the trachea and magnetic reed switch.
严重休克或换气不足者有必要行气管插管进行机械通气。
In severe shock or if ventilation is inadequate, airway intubation with mechanical ventilation is necessary.
目的：研究采用改良方法早期更换气囊漏气的气管切开套管对患者的影响。
Objective: to explore the effect of modified replacement of tracheostomy cannula with leak air bag.
目的：研究采用改良方法早期更换气囊漏气的气管切开套管对患者的影响。
Objective: to explore the effect of modified replacement of tracheostomy cannula with leak air bag.
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