Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Patent
1993-04-15
1995-03-28
Burr, Edgar S.
Surgery
Respiratory method or device
Means for supplying respiratory gas under positive pressure
12820418, 12820712, A61M 1600
Patent
active
054007798
ABSTRACT:
A continuous-flow respiratory resuscitation unit having a closed chamber, an inlet means for admitting a resuscitation gas into the closed chamber, an outlet means for discharging resuscitation gas to a patient, an exhalation valve which can be selectively opened or closed by a person administering resuscitation gas to a patient for the purpose of selectively discharging gas from the closed chamber to maintaining a predetermined pressure within the chamber, and an insufflation valve associated with the closed chamber to limit the maximum pressure within said chamber.
REFERENCES:
patent: 2918917 (1959-12-01), Emerson
patent: 3957047 (1976-05-01), Freytag et al.
patent: 4502481 (1985-03-01), Christian
patent: 4805613 (1989-02-01), Bird
patent: 5301667 (1994-04-01), McGrail et al.
Burr Edgar S.
Raciti Eric P.
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