Air mask with seal
AssigneeSleepnet Corporation
InventorJohn R. Lovell
Life of this patent
Estimating the term…
Abstract
A nasal mask includes a flexible shell and a seal. The flexible shell has an inlet and includes a malleable element disposed about a periphery of the shell for maintaining the shell in a user selectable configuration. The seal is disposed along a perimeter of the shell so as to form a chamber within the shell when the mask is donned by a user.
Claims17
A seal for use with nasal mask, the seal comprising a bladder having a first surface comprised of a first film and a second surface comprised of a second film, the first film being thicker than the second film and the bladder being filled with a soft material having a durometer value of less than about ten on a Shore OOO scale.
A nasal mask comprising:
- a shell;
- and
- a seal along a perimeter of the shell, wherein the seal comprises a bladder having a first surface comprised of a first film and a second surface comprised of a second film, the first film being thicker than the second film and the bladder being filled with a soft material having a durometer value of less than about ten on a Shore OOO scale.
A system for treating a respiratory ailment in a recumbent or sleeping user comprising:
- a mask comprising:
- a shell;
- and
- a seal along a perimeter of the shell, wherein the seal comprises a bladder having a first surface comprised of a first film and a second surface comprised of a second film, the first film being thicker than the second film and the bladder being filled with a soft material having a durometer value of less than about ten on a Shore OOO scale;
- a controlled, breathable gas source;
- and
- a conduit connecting the mask with the gas source.
Dependencies are inferred from the claim text.