Method for clearing a gas bubble from a positive displacement pu

Details Method for clearing a gas bubble from a positive displacement pu Method for clearing a gas bubble from a positive displacement pu

1984-06-01

1987-04-28

Yasko, John D.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

A61M 100

Patent

active

046610979

ABSTRACT:
A method and apparatus for removing gas bubbles from the fluid handling system of a medication infusion system is disclosed. Specifically, the invention discloses a method for removing fluid and/or gas bubbles from fluid reservoir and pumping chamber. The present invention utilizes a fluid pump of a single valve positive displacement design with the pump chamber in fluid communication with the fluid reservoir.

REFERENCES:
patent: 4188948 (1980-02-01), Swinton
patent: 4217894 (1980-08-01), Franetzki et al.
patent: 4221219 (1980-09-01), Tucker
patent: 4265241 (1981-05-01), Portner et al.
patent: 4360019 (1982-10-01), Portner et al.
patent: 4465470 (1984-08-01), Kelman
patent: 4511355 (1985-04-01), Franetzki et al.

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