Respiratory masks with gusseted cushions
First Claim
1. A respiratory mask assembly for treatment of sleep disordered breathing, the respiratory mask assembly comprising:
- a frame;
a cushion which at least in part defines a cavity adapted to receive at least a patient'"'"'s nose,wherein the cushion includes;
a face contacting portion,a non-face contacting portion, anda gusset portion between the face contacting portion and the non-face contacting portion,wherein, when seen in cross-section;
the gusset portion includes a hanging portion that hangs over an adjacent exterior surface of the cushion, andthe gusset portion includes a first end adjacent to the face contacting portion and a second end adjacent to the non-face contacting portion, and the first end is offset radially outwardly from the second end,wherein the gusset portion includes only a single gusset,wherein the single gusset includes a first gusset wall that joins the face contacting portion at the first end, a second gusset wall that joins the non-face contacting portion at the second end, and a tip section that interconnects the first gusset wall and the second gusset wall,wherein the tip section is positioned radially outwardly with respect to the non-face contacting portion,wherein the tip section is offset radially outwardly from the first end and the second end, andwherein a radial offset between the tip section and first end is greater than a radial offset between the first end and the second end; and
an air delivery connection supported by the frame and adapted to connect an air delivery conduit to supply air to the cavity.
2 Assignments
0 Petitions
Accused Products
Abstract
A respiratory mask assembly for treatment of sleep disordered breathing includes a frame, a cushion which at least in part defines a cavity adapted to receive at least a patient'"'"'s nose, and an air delivery connection supported by the frame and adapted to connect an air delivery conduit to supply air to the cavity. The cushion includes a face contacting portion, a non-face contacting portion, and a gusset portion between the face contacting portion and the non-face contacting portion. The gusset portion includes a hanging portion that, when seen in cross-section, hangs over an adjacent exterior surface of the cushion. The gusset portion includes a first point adjacent to the face contacting portion and a second point adjacent to the non-face contacting portion, and the first point is offset radially outwardly from the second point.
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Citations
23 Claims
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1. A respiratory mask assembly for treatment of sleep disordered breathing, the respiratory mask assembly comprising:
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a frame; a cushion which at least in part defines a cavity adapted to receive at least a patient'"'"'s nose, wherein the cushion includes; a face contacting portion, a non-face contacting portion, and a gusset portion between the face contacting portion and the non-face contacting portion, wherein, when seen in cross-section; the gusset portion includes a hanging portion that hangs over an adjacent exterior surface of the cushion, and the gusset portion includes a first end adjacent to the face contacting portion and a second end adjacent to the non-face contacting portion, and the first end is offset radially outwardly from the second end, wherein the gusset portion includes only a single gusset, wherein the single gusset includes a first gusset wall that joins the face contacting portion at the first end, a second gusset wall that joins the non-face contacting portion at the second end, and a tip section that interconnects the first gusset wall and the second gusset wall, wherein the tip section is positioned radially outwardly with respect to the non-face contacting portion, wherein the tip section is offset radially outwardly from the first end and the second end, and wherein a radial offset between the tip section and first end is greater than a radial offset between the first end and the second end; and an air delivery connection supported by the frame and adapted to connect an air delivery conduit to supply air to the cavity. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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Specification