Respiratory gas heating and humidifying methods and apparatus

Details Respiratory gas heating and humidifying methods and apparatus Respiratory gas heating and humidifying methods and apparatus

1981-05-11

1984-02-14

Cohen, Lee S.

Surgery

Respiratory method or device

Means for mixing treating agent with respiratory gas

12820413, 12820414, 12820512, 55257NP, 55462, 261112, 261153, A61M 1500

Patent

active

044309945

ABSTRACT:
Respiratory gas is delivered to a patient enclosure past a variably heated surface over which a film of water migrates and whose wetness is visible through a transparent cover which is recessed at the water film side to define water inlet, gas flow, and excess water removal paths.

REFERENCES:
patent: 1970234 (1934-08-01), Huff
patent: 2416885 (1947-03-01), Skilbeck
patent: 2633842 (1953-04-01), Higgs
patent: 3231490 (1966-01-01), Fry
patent: 3509967 (1970-05-01), Ballard
patent: 3853516 (1974-12-01), Lyshkow
patent: 3954920 (1976-05-01), Health
patent: 4110419 (1978-08-01), Miller
patent: 4146026 (1979-03-01), Montalvo
patent: 4327718 (1982-05-01), Cronenberg
patent: 4333451 (1982-06-01), Paluch

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