Injector

Details Injector Injector

1985-11-18

1987-06-30

Yasko, John D.

Surgery

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

Treating material introduced into or removed from body...

604136, 604184, A61M 520

Patent

active

046767819

ABSTRACT:
An injector to deliver a predetermined quantity of liquid into an animal, said injector having a hollow body with a handle, an interacting piston and cylinder mounted within the body and cooperating to define a variable volume working space, an injector needle communicating with said space, a passage also communicating with said space to enable the delivery of liquid thereto, a shroud to selectively cover said needle, and wherein movement of said shroud beyond a predetermined position exposing said needle enables relative movement between the piston and cylinder to eject liquid through said needle.

REFERENCES:
patent: 4403989 (1983-09-01), Christensen
PCT Application 81/00210

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