Injection device and method

Details Injection device and method Injection device and method

1979-04-16

1981-05-19

Truluck, Dalton L.

Surgery

Respiratory method or device

Ozone or ion generation

128218F, A61M 520

Patent

active

042678366

ABSTRACT:
Method and apparatus for injecting fluids into patients at a controlled rate from an ampule with a tubular side wall closed at one end with a penetrable plug and a sliding piston in the side wall to force the fluid through an opening in the penetrable member using either a long duration injector with an expelling means to move the ampule piston, drive means for operating the expelling means, and control means for incrementally and successively connecting and disconnecting the drive means to the expelling means or a short duration injector with a spring drive or a fluid pressure drive to move the ampule piston and meter the fluid through a metering device.

REFERENCES:
patent: 2413303 (1946-12-01), Folkman
patent: 2459875 (1949-01-01), Folkman
patent: 2605765 (1952-08-01), Kollsman
patent: 2627270 (1953-02-01), Glass
patent: 3141583 (1964-07-01), Mapel et al.
patent: 3451393 (1969-06-01), Sarnoff
patent: 3640277 (1972-02-01), Adelberg
patent: 3880163 (1975-04-01), Ritterskamp
patent: 3931815 (1976-01-01), Takatsuki

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