04538622 is referenced by 315 patents and cites 5 patents.

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.

Title
Guide wire for catheters
Application Number
6/550917
Publication Number
4538622
Application Date
November 10, 1983
Publication Date
September 3, 1985
Inventor
Ronald G Williams
Mountain View
CA, US
Wilfred J Samson
Saratoga
CA, US
Agent
Flehr Hohbach Test Albritton and Herbert
Assignee
Advanced Cardiovascular Systems
CA, US
IPC
A61M 25/00
A61B 10/00
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