Continuous local anesthetization set

Details Continuous local anesthetization set Continuous local anesthetization set

1991-09-06

1993-11-23

Rosenbaum, C. Fred

Surgery

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

Treating material introduced into or removed from body...

604166, 604164, 604264, A61M 5178

Patent

active

052639363

ABSTRACT:
This invention relates to a continuous local anesthetization set to be used for setting a catheter in a spinal subarachnoid space, the continuous local anesthetization set consisting of a puncturing guide needle 2, a guide member 3 and a catheter 4, the puncturing guide needle 2 is known. The guide member 3 is composed of a guide pipe 3A, the diameter of which is substantially equal to that of a guide needle 2A1, and a knob 3B fitted firmly around a substantially intermediate portion of the outer circumferential surface of the guide pipe 3A, the guide member 3 being formed so as to be fitted detachably in the puncturing guide needle 2. The catheter 4 is provided at the front end section thereof with a curled pigtail-like portion 4A or inverted J-shaped portion 4A1, and it is inserted at the rear end 4B thereof into the front end 3A1 of the guide pipe 3A in the guide member 3, passed through the guide pipe 3A and then drawn out therefrom slowly, the pigtail-like portion 4A or an inverted J-shaped bent portion 4A1 being positioned in the front end portion 3A1 of the guide pipe 3A.

REFERENCES:
patent: 3856009 (1974-12-01), Winnie
patent: 4650472 (1987-03-01), Bates
patent: 4721506 (1988-01-01), Teves
patent: 4973312 (1990-11-01), Andrew
patent: 4994036 (1991-01-01), Biscoping et al.
patent: 5100390 (1992-03-01), Lubeck et al.
patent: 5106376 (1992-04-01), Mononen et al.

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