Intravenous catheter

Details Intravenous catheter Intravenous catheter

Filed on

1994-03-21

Date issued

1995-04-18

Examiner

Yasko, John D.

Patent Class

Surgery

SubClass

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

SubSubClass

Treating material introduced into or removed from body...

Other Related Categories

A61M 2900

Type

Patent

Status

active

Patent number

054074304

Description

ABSTRACT:
An expandable intravenous catheter for the infusion of fluids into a blood vessel comprises a helically wound tube having a diameter that can be varied from a normal minimum diameter to a relatively larger diameter by axial movement of the ends of the tube relative to each other, after insertion of the catheter into the blood vessel.

REFERENCES:
patent: 3996938 (1976-12-01), Clark, III
patent: 4411655 (1983-10-01), Schrick
patent: 4650466 (1987-03-01), Luther
patent: 4655771 (1987-04-01), Wallsten
patent: 4848342 (1989-07-01), Kaltenbach
patent: 4954126 (1990-09-01), Wallsten
patent: 5002560 (1991-03-01), Marchold et al.
patent: 5122122 (1992-06-01), Allgood
patent: 5158545 (1992-10-01), Trudell et al.
patent: 5273529 (1993-12-01), Idowu
patent: 5306250 (1994-04-01), March et al.

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