Apparatus for the administration of medications to animals

Details Apparatus for the administration of medications to animals Apparatus for the administration of medications to animals

1989-07-07

1991-08-06

Yasko, John D.

Surgery

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

Treating material introduced into or removed from body...

604223, 604231, A61M 5178

Patent

active

050373994

ABSTRACT:
Apparatus for administering liquid medication to an animal is provided and includes an elongated administering rod having a first one way valve adjacent to the tip thereof and which rod is connected to a hollow housing in which there is located a barrel syringe so that measuring indicia thereon is visible, a hollow piston mounted for reciprocal movement in the barrel syringe, a closure member for holding the barrel syringe in place and through which a hollow piston rod having the piston attached thereto reciprocates. Apparatus is provided for reciprocating the piston rod and piston. A fitting is attached to the piston rod and is connected by a flexible tube to a supply of liquid medication and a second one way valve is mounted in the fitting. When the liquid medication is being administered, the first one way valve is open and the second one way valve is closed. When the liquid medication is being aspirated into the barrel syringe, the first one way valve is closed and the second one way valve is open.

REFERENCES:
patent: 1995971 (1935-03-01), Dowling
patent: 2168493 (1939-08-01), Plews
patent: 2374368 (1945-04-01), Mejia
patent: 2643655 (1953-06-01), McKay
patent: 3527386 (1970-10-01), Close et al.
patent: 3682175 (1972-08-01), Halter
patent: 3901402 (1975-08-01), Ayres
patent: 4020838 (1977-05-01), Phillips et al.
patent: 4033346 (1977-07-01), Phillips et al.
patent: 4073293 (1978-02-01), Phillips et al.
patent: 4245757 (1981-01-01), Phillips et al.

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