Because placement of the Combitube has been associated with esophageal injury, its use should be reserved for emergency situations
LMA placement is possible in most patients who cannot be intubated and will permit adequate oxygenation and ventilation
The LMA is an appropriate rescue device for difficult air way situation in trauma, provide that there is no major anatomic injury or hemorrhage in the mouth and larynx.
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Trans tracheal jet ventilation:
Trans tracheal jet ventilation:
through a Percutaneous catheter attached to a high-pressure fresh gas source
