Corrosive protected hypodermic module

Details Corrosive protected hypodermic module Corrosive protected hypodermic module

1981-01-26

1982-02-23

Yasko, John D.

Surgery

Respiratory method or device

Ozone or ion generation

A61M 520

Patent

active

043164633

ABSTRACT:
A hypodermic injection device including an injector and a medicament and needle ampule wherein the needle is initially isolated from a possibly corrosive medicament, but wherein the needle is movable to a position in flow communication with the medicament only at the moment of injection, and an injector device into which the ampule can be loaded under controlled conditions of needle entry force and depth, medicament entry into tissue being accomplished while the needle is moving in its penetration of tissue.

REFERENCES:
patent: 2866458 (1958-12-01), Hein, Jr.
patent: 3066670 (1962-12-01), Stauffer
patent: 3136313 (1964-06-01), Enstrom et al.
patent: 3330279 (1967-07-01), Sarnoff et al.
patent: 3403679 (1968-10-01), Sinclair et al.
patent: 4194505 (1980-03-01), Schmitz

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