Anaesthetist's gas pollution inhibitor

Details Anaesthetist's gas pollution inhibitor Anaesthetist's gas pollution inhibitor

1984-12-04

1987-01-06

Coven, Edward M.

Surgery

Anesthesia gas scavenging system

12820227, A61M 1700

Patent

active

046338900

ABSTRACT:
An apparatus for preventing the egress of anaesthetic gas from the open end of an anaesthesia tube during periods when the anaesthetic gas is flowing but it is not being administered to a patient. An obturator post is either solid or has an axial bore which communicates with an exhaust system. The obturator post slideably and sealably engages the open end of the anaesthesia tube. The obturator post may be either rigidly attached to a surface of the anaesthetist's machine, or held captive thereto by a chain.

REFERENCES:
patent: 3537447 (1970-11-01), Garthier
patent: 4248218 (1981-02-01), Fischer
patent: 4291689 (1981-09-01), Hay
patent: 4312339 (1982-01-01), Thompson
patent: 4506665 (1985-03-01), Andrews et al.
patent: 4527558 (1985-07-01), Hoenig

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