Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Patent
1994-04-01
1995-05-30
Burr, Edgar S.
Surgery
Respiratory method or device
Means for supplying respiratory gas under positive pressure
128910, A62B 700
Patent
active
054193176
ABSTRACT:
A face mask includes a cup-shaped body for enclosing an external respiratory organ, such as the nose, of a patient. Flow of a respirable gas into the body and exhaust of expired gas from the body are unidirectional controlled by respiration check valves. A plurality of detachably securable and interchangeable accessory devices adapt the mask for use with selected prior art scavenging devices.
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Blasdell Raymond L.
Blasdell Richard J.
Accutron
Burr Edgar S.
Flickinger Don J.
Lewis Aaron J.
Parsons Robert A.
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