Heat and moisture exchanging device for respiration

Details Heat and moisture exchanging device for respiration Heat and moisture exchanging device for respiration

1976-03-18

1978-05-23

Michell, Robert W.

Surgery

Respiratory method or device

Ozone or ion generation

128351, 55DIG35, 55466, 73715, A61M 1600

Patent

active

040905136

ABSTRACT:
A heat and moisture exchanging device for respiration comprising a housing, having an inlet detachably connected to a tracheal cannula and an outlet detachably connected to a tube for passing respiratory air, and a permeable heat and moisture exchange body provided between said inlet and outlet. The device can indicate the respiration state of a patient by including an air pressure differential monitor operating across said outlet and inlet to detect the number of breaths per unit time, respired air volume and volume of tidal air.

REFERENCES:
patent: 2610038 (1952-09-01), Phillips
patent: 2997131 (1961-08-01), Fisher
patent: 3611178 (1971-10-01), McConnell
patent: 3747598 (1973-07-01), Cowans
patent: 3911899 (1975-10-01), Hattes
patent: 3965746 (1976-06-01), Rabek
patent: 4018580 (1977-04-01), Burkholz et al.

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