Patient interface

Abstract

A patient interface for delivering breathable gases to a patient, comprising: a body; a nasal prong comprising a base, the nasal prong extending from the body, an inlet at the base, a terminal end, and a wall extending between the base and terminal end therebetween defining a prong lumen in fluid communication with the inlet, with an outer surface of the wall defining an exterior of the nasal prong; and a vent extending through the wall of the nasal prong and longitudinally at least partially between the inlet base and terminal ends of the nasal prong.