Patent ID: 9308342
Filing Date: 2016-04-12
CPC Classification: A61M

Claim Text:
1. A cushion for a full facial respiratory mask assembly comprising: a frame-connecting portion, a face-contacting portion, and a gusset portion disposed between and joining said frame-connecting and face-contacting portions, wherein the gusset portion is structured to allow relative movement of a mask frame to occur towards and away from a patient's face, and said gusset portion includes a nasal bridge perimetrical region, a mouth perimetrical region and a transition perimetrical region, wherein said nasal bridge perimetrical region comprises a w-shaped or concertina-type fold having little or no projected area beyond the face-contacting portion of the cushion, and wherein said mouth perimetrical region extends laterally outwardly to form an increased projected area relative to the nasal bridge perimetrical region, and wherein said transition perimetrical region extends laterally outwardly an amount intermediate of the nasal bridge perimetrical region and the mouth perimetrical region.