Breathing apparatus

Details Breathing apparatus Breathing apparatus

1995-10-12

1997-07-29

Millin, Vincent

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

12820418, 12820513, 12820514, 12820524, A61M 3922

Patent

active

056513615

ABSTRACT:
Breathing apparatus supplies air or oxygen to a patient and comprises a hand-held housing (10), a gas inlet on the housing, a gas outlet (12) on the housing (10), and a manual/automatic switch (16) on the housing for supplying gas either to a manually operable valve (40) or to a main valve (48) which delivers gas to the outlet on a cyclic basis. A trigger (22) on the housing (10) controls the supply of gas to the outlet through the manually operable valve (40).

REFERENCES:
patent: 1848234 (1932-08-01), Swope et al.
patent: 2920623 (1960-08-01), Holt
patent: 3874378 (1975-04-01), Isaacson et al.
patent: 4832016 (1989-05-01), Berg
patent: 4898174 (1990-02-01), Fangrow, Jr.
patent: 5067487 (1991-11-01), Bauman

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