Hypodermic syringe

Details Hypodermic syringe Hypodermic syringe

1976-05-28

1977-10-25

Yasko, John D.

Surgery

Respiratory method or device

Ozone or ion generation

A61M 500

Patent

active

040551776

ABSTRACT:
A hypodermic syringe formed of a single tubular member which is subdivided into chambers by a sealing member intermediate the ends of the tubular member and which includes a penetrating needle mounted in axial alignment with the sealing member in position to penetrate the sealing member responsive to axial displacement thereof to establish communication between the chambers for flow of material from one chamber to the other for admixture immediately prior to injection.

REFERENCES:
patent: 1557836 (1925-10-01), Hein
patent: 2159217 (1939-05-01), Lozier et al.
patent: 2460039 (1949-01-01), Scherer et al.
patent: 3489147 (1970-01-01), Shaw
patent: 3636950 (1972-01-01), Gomez et al.
patent: 3684136 (1972-08-01), Baumann
patent: 3785379 (1974-01-01), Cohen

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