Patent ID: 9056178
Filing Date: 2015-06-16
Classification: A61M

Abstract:
1. A sealing interface for use as part of an apparatus configured for supplying a flow of respiratory gases to a user, comprising: an inner cushion, an outer sheath adapted to contact facial contours of the user, said inner cushion and said outer sheath shaped to follow the facial contours of a user's face, each of said inner cushion and said outer sheath having a nasal bridge region, left and right cheek regions and either one of an upper lip region or a chin region, said nasal bridge region being configured to be aligned with corresponding user nasal bridge region, said left and right cheek regions being configured to be aligned with left and right user cheek regions, and said either one of an upper lip region or a chin region being configured to be aligned with either a user upper lip region or a user chin region of the user in use, respectively, wherein said inner cushion includes a hinged region, said hinged region adapted to flex relative to said inner cushion left and right cheek regions, said hinged region being coupled to said left and right cheek regions by left and right hinging portions, respectively, and said left and right hinging portions comprising left and right narrow necked sections formed between said hinged region and a corresponding one of said left and right cheek regions, said hinged region and said left and right cheek regions being integrally formed.