Respiratory masks with gusseted cushions
First Claim
1. A cushion for a full facial respiratory mask assembly comprising:
- a frame-connecting portion,a face-contacting portion, anda 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, andwherein said mouth perimetrical region extends laterally outwardly to form an increased projected area relative to the nasal bridge perimetrical region, andwherein said transition perimetrical region extends laterally outwardly an amount intermediate of the nasal bridge perimetrical region and the mouth perimetrical region.
2 Assignments
0 Petitions
Accused Products
Abstract
A cushion for a full facial respiratory mask assembly includes a frame-connecting portion, a face-contacting portion, and a gusset portion disposed between and joining the frame-connecting and face-contacting portions. The gusset portion is structured to allow relative movement of a mask frame to occur towards and away from a patient'"'"'s face, and the gusset portion includes a nasal bridge perimetrical region, a mouth perimetrical region and a transition perimetrical region. The nasal bridge perimetrical region includes a w-shaped or concertina-type fold having little or no projected area relative to the face-contacting portion of the cushion. The mouth perimetrical region extends laterally outwardly to form an increased projected area relative to the face-contacting portion of the cushion. The transition perimetrical region extends laterally outwardly an amount intermediate of the nasal bridge perimetrical region and the mouth perimetrical region.
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Citations
30 Claims
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1. A cushion for a full facial respiratory mask assembly comprising:
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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. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A cushion for a full-facial respiratory mask comprising:
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a frame-connecting portion, a face-contacting portion, and a gusset portion disposed between and joining said frame-connecting and face-contacting portions, wherein said gusset portion has a perimeter having a widthwise dimension which varies between at least one region and another perimetrical region thereof, 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. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A cushion for a full facial respiratory mask assembly comprising:
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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 relative to 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 face-contacting portion of the cushion, wherein said transition perimetrical region extends laterally outwardly an amount intermediate of the nasal bridge perimetrical region and the mouth perimetrical region, and wherein the face contacting portion includes a membrane and an underlying rim.
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Specification