Surgery – Respiratory method or device – Face mask covering a breathing passage
Reexamination Certificate
2005-07-19
2005-07-19
Bennett, Henry (Department: 3743)
Surgery
Respiratory method or device
Face mask covering a breathing passage
C128S205250, C128S206210, C128S207130, C128S207170
Reexamination Certificate
active
06918390
ABSTRACT:
The present invention discloses an adjustable forehead support for a nasal or full-face mask wherein the forehead support may be adjusted for the different shapes and sizes of a facial profile. The forehead support utilizes a dual-arm system that adjusts the position of the forehead support vis-á-vis the mask and/or airflow tube. The angle of the mask to the face may be adjusted with the present invention.
REFERENCES:
patent: 6119693 (2000-09-01), Kwok et al.
patent: 6463931 (2002-10-01), Kwok et al.
patent: 6532961 (2003-03-01), Kwok et al.
patent: 6557556 (2003-05-01), Kwok et al.
patent: 6679261 (2004-01-01), Lithgow et al.
patent: WO 00/78384 (2000-02-01), None
patent: WO 00/57942 (2000-10-01), None
Photograph of “Weinmann Mask” known prior to 1998.
Kwok Philip R.
Lithgow Perry D.
Styles Robert E.
Ziolkowski Zdzislaw A.
Bennett Henry
Nixon & Vanderhye P.C.
Patel Mital
ResMed Limited
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