• US 20120222680A1
  • Filed: 09/10/2010
  • Published: 09/06/2012
  • Est. Priority Date: 11/20/2009
  • Status: Active Grant
First Claim
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1. A mask system for providing respiratory therapy to the airways of a person, the mask system being constructed and arranged to be in surrounding sealing relationship with the nose and mouth of the person in use, the mask system being further constructed and arranged to be used on the person without requiring a forehead support, the mask system including a cushion, said cushion adapted to form a seal on the face of the patient in a nasal bridge region of the face, a side of nose region of the face, a mouth corner region of the face, and a lip region of the face, wherein said cushion is further adapted to form a seal on the nasal bone of the nasal bridge region of a face below the nasion and above the cartilage of the nose, and said cushion further including at least one lateral stabilising portion adapted to direct a force against the side of the nose in the region of the nasal bridge

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