Gender based full-face mask sizes
AssigneeFisher & Paykel Healthcare Limited
InventorsAndrew Paul Maxwell Salmon, Tony William Spear, Max Leon Betteridge
Life of this patent
Estimating the term…
Abstract
A respiratory mask for providing positive pressure therapy having ball jointed elbow, one or more detachable forehead pieces and headgear comprising a spacer fabric region is disclosed herein. The elbow is configured to be removable when oriented to a predetermined position. The forehead pieces are provided in one or more sizes. The spacer fabric region comprises two or more layers wherein the raw edges are turned to the inside of the layers. The seal comprises features that improves seal performance and accommodates a wider variety of facial geometries.
Claims26
A PAP kit comprising:
- an interface with a first seal having a first size and a second seal having a second size that is different than the first size,
- wherein the first seal and the second seal are each configured to form a seal around a user's nose and mouth,
- wherein a width of the second size is between 1.9% to 22.9% larger than a width of the first size, the width of the second size and the width of the first size each being measured horizontally between edges of an opening of the respective seal,
- wherein a height of the second size is between 5.4% to 18.5% larger than a height of the first size, the height of the second size and the height of the first size each being measured along a center line of the respective seal between a midpoint in a chin region and a midpoint in a nasal bridge region,
- wherein the width of the second size is between 58.1% to 67.0% of the height of the second size.
A PAP kit comprising:
- an interface with a first seal having a first size and a second seal having a second size that is different than the first size,
- wherein the first seal and the second seal are each configured to form a seal around a user's nose and mouth,
- wherein the second size is between 1.9% to 22.9% larger in width than the first size when measured horizontally between edges of an opening of the seal,
- wherein the second size is between 5.4% to 18.5% larger in height than the first size when measured along a center line of the seal between a midpoint in a chin region and a midpoint in a nasal bridge region,
- wherein the first size is configured to seal a maximum lip length of 65 mm.
A PAP kit comprising:
- an interface with a first seal having a first size and a second seal having a second size that is different than the first size,
- wherein the first seal and the second seal are each configured to form a seal around a user's nose and mouth,
- wherein the second size is between 1.9% to 22.9% larger in width than the first size when measured horizontally between edges of an opening of the seal,
- wherein the second size is between 5.4% to 18.5% larger in height than the first size when measured along a center line of the seal between a midpoint in a chin region and a midpoint in a nasal bridge region,
- wherein the second size is configured to seal a maximum lip length of 76 mm.
Dependencies are inferred from the claim text.