Patent ID: 9056189
Filing Date: 2015-06-16
Classification: A61M,B21F

Abstract:
1. A guide wire comprising: a first wire disposed on a distal side of said guide wire; and a second wire disposed on a proximal side from said first wire; wherein said first wire and said second wire are joined to each other by welding; said second wire has a first portion having an outer diameter smoothly reduced in a direction toward a distal end of the second wire, and has a second portion having an outer diameter smoothly increased in the direction toward the distal end of the second wire, wherein the second portion is disposed on the distal side from the first portion and extends to the distal end of the second wire, the second wire has a third portion having a substantially constant outer diameter, said third portion being disposed between said first portion and said second portion of the second wire, and the third portion has a rigidity substantially equal to that of a proximal end portion of the first wire.