Catheter/heparin lock and method of using same

Details Catheter/heparin lock and method of using same Catheter/heparin lock and method of using same

1989-04-17

1990-09-04

Pellegrino, Stephen C.

Surgery

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

Treating material introduced into or removed from body...

604248, A61M 5178

Patent

active

049541307

ABSTRACT:
An improved intravenous catheter/heparin lock combination having a tip, a body, an IV port and a movable hollow plug; the exterior of the plug having a self-sealing membrane through which needles may be inserted. The plug is movable within the body so as to function as a valve in relation to fluid flow through the port.
A method of using the combination wherein the plug may be positioned to control fluid flow through the port and medications may be administered by needle through the plug independently of fluid flow through the port.

REFERENCES:
patent: 1089805 (1914-03-01), Wolf
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patent: 3895632 (1975-07-01), Plowieck
patent: 4106491 (1978-08-01), Guerra
patent: 4126133 (1978-11-01), Schwartz
patent: 4230128 (1980-10-01), Aramayo
patent: 4447235 (1984-05-01), Clarke
patent: 4540411 (1985-09-01), Bodicky
patent: 4585440 (1986-04-01), Tcheruenkov et al.
patent: 4689047 (1987-08-01), Bauer

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