Gas delivery, evacuation and respiratory monitoring system...

Details Gas delivery, evacuation and respiratory monitoring system... Gas delivery, evacuation and respiratory monitoring system...

2006-10-03

2006-10-03

Bennett, Henry (Department: 3743)

Surgery

Respiratory method or device

Means for removing substance from respiratory gas

C128S201220, C128S201250, C128S204180, C128S205280, C128S206120, C128S206210, C128S204220, C128S910000

Reexamination Certificate

active

07114498

ABSTRACT:
A gas delivery, evacuation and respiratory monitoring system comprises a face mask having an inflow flapper valve and a fresh-gas inflow tube and an exhaust-gas outflow tube and a gas sampling tube, a fresh gas source and an exhaust-gas scavenging system, a fresh gas supply tube operative coupling the fresh gas source and the face mask, an exhaust-gas hose operatively coupling the scavenging system and exhaust-gas outflow tube, a carbon-dioxide monitoring device, also known as a capnograph and a carbon-dioxide sampling tube operative coupling the capnograph and the mask.

REFERENCES:
patent: 2023267 (1935-12-01), Saint Rapt et al.
patent: 2222971 (1940-11-01), Wright
patent: 4328797 (1982-05-01), Rollins et al.
patent: 4989596 (1991-02-01), Macris et al.
patent: 5676133 (1997-10-01), Hickle et al.

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