Surgery – Respiratory method or device – Face mask covering a breathing passage
Reexamination Certificate
2006-09-19
2010-10-12
Douglas, Steven O (Department: 3771)
Surgery
Respiratory method or device
Face mask covering a breathing passage
C128S205250, C128S206210
Reexamination Certificate
active
07810499
ABSTRACT:
A gas exhaust system for a mask apparatus for use in a breathing assistance system may include a housing for supporting a cushion configured to provide a seal against a patient's face, the housing defining a housing opening, and a ball member secured in the housing opening such that the ball member may rotate relative to the housing. One or more exhaust passageways for communicating exhaust gas away from the patient may be defined between an outer surface of the ball member and the housing opening.
REFERENCES:
patent: 4938209 (1990-07-01), Fry
patent: 5921239 (1999-07-01), McCall et al.
patent: 6209542 (2001-04-01), Thornton
patent: 6467483 (2002-10-01), Kopacko et al.
patent: 6532961 (2003-03-01), Kwok et al.
patent: 6810849 (2004-11-01), Hirsch et al.
patent: 6823869 (2004-11-01), Raje et al.
patent: 6926004 (2005-08-01), Schumacher
patent: 7459422 (2009-06-01), Frerichs et al.
patent: 2003/0221691 (2003-12-01), Biener et al.
patent: 2004/0211415 (2004-10-01), Lurie
patent: 2004/0211427 (2004-10-01), Jones, Jr. et al.
patent: 2005/0005940 (2005-01-01), Gunaratnam
patent: 2005/0150497 (2005-07-01), Eifler et al.
patent: 2005/0155603 (2005-07-01), Frerichs et al.
patent: 2006/0283460 (2006-12-01), Brown et al.
patent: 2008/0066755 (2008-03-01), Janbakhsh et al.
patent: 2008/0072910 (2008-03-01), Janbakhsh et al.
patent: 2008/0210241 (2008-09-01), Schulz et al.
patent: 1 555 039 (2005-07-01), None
patent: 1632262 (2006-03-01), None
patent: 2005/028011 (2005-03-01), None
patent: 2006/024288 (2006-03-01), None
International Search Report with Written Opinion PCT/US2007/078726, 12 pages.
International PCT Search Report, PCT/US2007/078722, 4 pages, Mailed Jul. 4, 2008.
Beall, Glenn, “By Design: Polypropylene Part Design, Part 2-Living Hinges”, IMM Magazine Article Archive, 2 pages, Aug. 2002.
Janbakhsh Mahmoud
Van Kerkwyk Mark Jacobus
Douglas Steven O
Nellcor Puritan Bennett LLC
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