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What is Murphy eye seen in: and explain in detail?
Ref. Oxford textbook of anesthesia. Page. 4
 
Murphy Eye:
The “Murphy eye” is the eponymous name for a hole on the side of most endotracheal tubes (ETTs) that functions as a vent, and prevents the complete obstruction of the patient’s airway, should the primary distal opening of an ETT become occluded
The original ET tube by Dr. Murphy