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Respiratory masks with gusseted cushions

  • US 8,297,283 B2
  • Filed: 01/12/2006
  • Issued: 10/30/2012
  • Est. Priority Date: 01/12/2005
  • Status: Active Grant
First Claim
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1. A cushion for a 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 includes at least one perimetrical region which includes a laterally projecting exterior gusset section, a connecting gusset section, and a laterally projecting interior gusset section, the exterior gusset section extending generally laterally outwardly from the frame-portion in a direction away from a mask interior and terminating at an exterior tip section, the connecting gusset section extending from the exterior tip section generally inwardly in a direction towards the mask interior and terminating at an interior tip section, and the interior gusset section extending generally laterally outwardly from the interior tip section in a direction away from the mask interior and terminating at a base of the face-contacting portion;

  • wherein the base of the face-contacting portion does not extend laterally past the exterior tip section.

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