Patent ID: 6652546
Filing Date: 2003-11-25
Classification: A61B,A61M

Abstract:
A tubular guide wire for use in a an intravascular system for opening a lumen in an occluded blood vessel portion of a living being's vascular system, the intravascular system comprising an instrument having a working head for opening the lumen in the occluded blood vessel portion and being arranged to be guided to a desired position by said guide wire, said guide wire being arranged to be bent during its deployment within the being's vascular system, said guide wire including at least two tubular sections, one of said sections being a distal section and the other of said sections being a proximal section, said distal section being located in a distal portion of said guide wire and distally of said proximal section, said distal section having a proximal end portion, said proximal section having a distal end portion to which said proximal end portion of said distal section is secured, said distal section having a smaller outside diameter than said proximal section, said distal section being arranged to accommodate the working head of the instrument and being at least partially coated with a hard, wear resistant coating to prevent wear thereto by the operation of the instrument.