Patent ID: 7900635
Filing Date: 2011-03-08
Classification: A61M

Abstract:
1. A cushion having: a common base defining a side wall and a central wall, and a pair of nozzles provided to the central wall, the nozzles and the common base being formed of a one part silicone piece; each nozzle having a first portion in the form of a stalk and a second portion in the form of a head supported by the stalk, the stalk being provided to the central wall and in communication with a respective outlet opening of the central wall, the head being substantially in the form of a truncated hollow cone having a relatively narrow tip portion to enter into the nasal passage of the patient's nose and a relatively wider portion to sealingly engage with an area about the rim of the nostril opening in use; each said stalk having a reduced width with respect to the relatively wider portion of the head.