Catheter with clear needle shaft

Details Catheter with clear needle shaft Catheter with clear needle shaft

1992-10-29

1994-05-17

Weiss, John G.

Surgery

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

Treating material introduced into or removed from body...

604168, A61M 532, A61M 5178

Patent

active

053123760

ABSTRACT:
This invention relates to a novel needle for expeditiously determining proper insertion of the needle into a patient. A transparent shaft is positioned behind the tip of the needle. Upon insertion of the needle into the vein of a patient, blood is observed in the transparent shaft of the needle. Preferably, the shaft is formed of polyurethane or polycarbonate the needle can be used with an over-the-needle catheter.

REFERENCES:
patent: 4240423 (1980-12-01), Akhavi
patent: 4838877 (1989-06-01), Massau
patent: 5092848 (1992-03-01), de Cintins

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