Respiratory mask with floating seal responsive to pressurized ga

Details Respiratory mask with floating seal responsive to pressurized ga Respiratory mask with floating seal responsive to pressurized ga

1995-06-06

1997-08-12

Millen, V.

Surgery

Respiratory method or device

Face mask covering a breathing passage

12820525, 12820621, A62B 900, A62B 700

Patent

active

056555270

ABSTRACT:
A respiratory mask adapted to confront the face of a user in a manner to float with respect to the user's face on a cushion of gaseous medium contained within the mask for user breathing, the gaseous medium being contained within the mask by a flexible seal means carried by the mask and maintained in sealing engagement with the user's face while providing essentially no structural support for the mask with respect to the user's face.

REFERENCES:
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patent: 4905683 (1990-03-01), Cronjaeger
patent: 4971051 (1990-11-01), Toffolon
patent: 4989596 (1991-02-01), Macris et al.
patent: 5069205 (1991-12-01), Urso
patent: 5243971 (1993-09-01), Sullivan et al.

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