Guide wire for catheters

Details Guide wire for catheters Guide wire for catheters

1983-11-10

1985-09-03

Pellegrino, Stephen C.

Surgery

Truss

Pad

128657, 604170, A61B 1000, A61M 2500

Patent

active

045386226

ABSTRACT:
Guide wire comprising an elongate flexible cylindrical element formed of metallic material having high torsional capability and having a proximal portion ranging from 0.008 to 0.020 inches and a distal portion having a diameter of less than 0.007 inches. It also comprises a coil formed of metallic material and secured to the distal portion and an additional coil formed of a material which is different from the material of which the first named coil is formed and which is substantially radiopaque secured to the distal extremity of the first named coil. In addition, it comprises a tip having a rounded conformation secured to the distal extremity of the last named coil.

REFERENCES:
patent: 3789841 (1974-02-01), Antoshkiw
patent: 3941119 (1976-03-01), Corrales
patent: 4003369 (1977-01-01), Heilman et al.
patent: 4020829 (1977-05-01), Wilson et al.

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