07308895 is referenced by 38 patents and cites 16 patents.

A patient interface is described which is reduces the pressure of the mask on the users face. The patient interface has a sealing interface having an inner sealing member and an outer sealing member. The inner and outer sealing members are adapted to seal around the facial contours of a user providing a sealed fluid communication to the user's respiratory tract. The inner and outer sealing members are at least continuously in contact with each other around the portions where the sealing interface contacts the user's facial contours. The inner sealing member may be provided with cut outs to provide additional flexibility to particular areas, such as the nasal bridge, upper lip or cheek regions and may be provided with a contoured edge to better fit the facial contours of a user.

Title
Breathing assistance apparatus
Application Number
10/518331
Publication Number
7308895 (B2)
Application Date
July 11, 2003
Publication Date
December 18, 2007
Inventor
Ivan Milivojevic
Auckland
NL
Lewis George Gradon
Auckland
NZ
Christopher Earl Nightingale
Poplar
GB
Alastair Edwin McAuley
Auckland
NZ
David Fraser Wixey
Auckland
NZ
Agent
Trexler Bushnell Giangiorgi Blackstone & Marr
Assignee
Fisher & Paykel Healthcare
NZ
IPC
A61M 16/00
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