Aaron S. Davidson,Lemmy Nga,Michael J. Reid,Angelene M. Ozolins,Scott A. Howard,Amal S. Amarasinghe,Dimitri M. Maurer,Bart J. Caffin
申请号：
US12117084
公开号：
US08875709B2
申请日:
2008.05.08
申请国别(地区):
US
年份:
2014
代理人:
摘要：
A mask assembly adapted for use with a positive airway pressure device, includes a mask frame, an elbow assembly provided to the frame, a cushion provided to the frame, a forehead support assembly, and a neck to connect the frame to the forehead support assembly, wherein the neck includes a pair of side walls having a streamlined design that is made to look sleek and reduce or minimize obtrusiveness. The pair of side walls may take the form of a single wall or more than two walls. The mask frame may include a recessed port structure including at least one port having access to an interior of the frame which at least in part with the cushion defines a breathing chamber in communication with a nasal passage of the patient in use. The mask frame may also include a channel to receive the cushion. The channel is formed by an outer wall and an inner wall and the channel includes an inner surface having a bead to engage with an outer surface of an edge of the cushion. The forehead support assembly includes a forehead support and a forehead pad coupled to the forehead support. The elbow assembly includes an elbow connectable to the mask frame. A cover is releasably connectable to the elbow. The cover includes a venting area including a plurality of vent holes.
