Catheter introducer

Details Catheter introducer Catheter introducer

1988-10-26

1990-08-07

Rosenbaum, C. Fred

Surgery

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

Treating material introduced into or removed from body...

604264, 604900, A61M 518

Patent

active

049464434

ABSTRACT:
A catheter introducer including a cannula, a stylet disposed within the cannula, and means for holding a catheter in close proximity to the cannula and stylet so that the tip of the catheter is positioned near the tip of the cannula after insertion within the human body. In the preferred embodiment, the stylet may be releasably locked in position within the cannula. The disclosed design allows the user to sample fluid through the tip of the inserted cannula and to inject medication into the insertion site without having to re-introduce a needle therein.

REFERENCES:
patent: 2623520 (1952-12-01), Bamford, Jr. et al.
patent: 3352306 (1967-11-01), Hirsch
patent: 3809081 (1974-05-01), Loveless
patent: 4193400 (1980-03-01), Loveless et al.
patent: 4317445 (1982-03-01), Robinson
patent: 4636200 (1987-01-01), Vaillancourt
patent: 4735614 (1988-04-01), Yapp et al.

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