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The present invention relates to the field of endotracheal tube. More particularly, this invention deals with an apparatus and process for placing an endotracheal tube so that one or both lungs may be ventilated during an operation.

Bacground of the endotracheal tube

It is a common practice to provide human medical patients with artificial ventilation during surgery or in emergency situations. For example, accident victims will frequently require CPR or intubation by a paramedic in an emergency vehicle or by an anesthesiologist in an operating room. There are other surgical procedures which require use of an oxygen mask