Syringe

Details Syringe Syringe

1986-02-04

1987-05-26

Yasko, John D.

Surgery

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

Treating material introduced into or removed from body...

604218, A61M 500

Patent

active

046682236

ABSTRACT:
The invention relates to an injection syringe having an ampoule in which a plunger and a sealing stopper are provided, and a needle holder comprising a collar to be provided on the ampoule in a sealing manner and a sleeve closed at its front end by means of a wall. The end wall has on its outside a neck for connecting an injection needle, an aperture being recessed in the front end of the sleeve. The side wall of the sleeve has at least one longitudinal duct which, over a small part of its length, is in open communication with the room bounded by the inner walls of the sleeve.

REFERENCES:
patent: 4439184 (1984-03-01), Wheeler
patent: 4496344 (1985-01-01), Kamstra
patent: 4529403 (1985-07-01), Kamstra
patent: 4573971 (1986-03-01), Kamstra

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