Automatic aspiration apparatus

Details Automatic aspiration apparatus Automatic aspiration apparatus

1976-04-01

1977-10-11

Michell, Robert W.

Surgery

Respiratory method or device

Ozone or ion generation

A61M 100

Patent

active

040529878

ABSTRACT:
Apparatus is disclosed for aspiration of the operative site during open site surgery having automatic controls for responsively venting the aspiration system to atmosphere under certain conditions and for overriding the venting as desired comprising a continuously operating pump for providing suction, an aspiration line connected to the pump, a venting valve and, an aspiration valve in the aspiration line, a vacuum pressure responsive switch connected between the aspiration valve and the pump and a control system embodying activation switches and logic for controlling the operation of the valves.

REFERENCES:
patent: 2727678 (1955-12-01), Henderson
patent: 3565076 (1971-02-01), Kadan
patent: 3589363 (1971-06-01), Banko et al.
patent: 3812855 (1974-05-01), Banko

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