Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Patent
1981-11-19
1984-11-13
Kamm, William E.
Surgery
Respiratory method or device
Means for supplying respiratory gas under positive pressure
A61B 700
Patent
active
044819447
ABSTRACT:
Apparatus and method for assisting a person's respiration by means of application of a series of high pressure air pulses to the person. The frequency of the pulses is varied over some range of frequencies to ensure that at least during some portion of the time, air pulses are applied to the person at the natural or resonant frequency of the person's respiratory system.
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patent: 3523527 (1970-08-01), Foster
patent: 4016878 (1977-04-01), Castel et al.
patent: 4155356 (1979-05-01), Venegas
patent: 4211221 (1980-07-01), Schwanbom et al.
patent: 4351329 (1982-09-01), Ellestad et al.
Bunnell Life Systems, Inc.
Kamm William E.
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