Patent ID: 6802317
Filing Date: 2004-10-12
Classification: A61M

Abstract:
A tracheal ventilating device for obturating a patient's trachea as hermetically as possible, comprising:a cuffed balloon which blocks the trachea below a patient's glottis, an air tube, the cuffed balloon being attached to the air tube and being sized to be larger than a tracheal diameter when in a fully inflated state and being made of a soft, flexible foil material that forms at least one draped fold in the cuffed balloon when inflated in the patient's trachea, wherein the foil has a wall thickness below or equal to 0.01 mm and the at least one daped fold has a loop founed at a dead end of the at least one draped fold, that loop having a small diameter which inhibits a free flow of secretions through the loop of the at least one draped fold.