US 9,027,556 B2
Mask systemGeneral
US 9,027,556 B2
Mask system
Tech Center:
3600 Transportation, Construction, Electronic Commerce, Agriculture, National Security and License and Review
Examiner:
Kristen Matter
Art Unit:
3649 Aeronautics, Agriculture, Fishing, Trapping, Vermin Destroying, Plant and Animal Husbandry, Weaponry, Nuclear Systems, and License and Review
Agent:
Inventors:
Eva Ng; David James Lockwood; Jamie Graeme Wehbeh; Zoran Valcic; Errol Savio Alex D'souza; Matthew Eves; Mahsita Sari
Assignee:
Priority:
03/04/08
Filed:
01/23/13
Granted:
05/12/15
Expiration:
03/04/28
Abstract
A cushion module provided to a frame module for delivery of a supply of gas at positive pressure to be delivered to a patient's airways, the cushion module comprising a main body and a cushion, the main body defining a breathing chamber and having an exterior surface adapted to directly engage with a surface of the frame module, wherein the main body and the cushion together comprise a co-molded, integrated component, the main body comprising a molded polycarbonate material adapted to directly contact the frame module and the cushion comprises a molded silicone material adapted to interface with patient's face, and wherein the molded polycarbonate material of the main body is a more rigid material than the molded silicone material of the cushion.
Cooperative Patent Classification (CPC)
A61A61M2202/0085A61M