Patent ID: 8075549
Filing Date: 2011-12-13
Classification: A61M,C09J

Abstract:
1. A catheter for use with a wire for therapeutic or diagnostic applications, the catheter comprising: an outer tube having proximal and distal ends; an inner tube having proximal and distal ends and a working lumen extending therethrough, the inner tube being disposed within the outer tube; an auxiliary tube having proximal and distal ends, an auxiliary lumen extending therethrough, the auxiliary lumen communicating at the proximal end with a side port disposed in a lateral surface of the outer tube and at a distal end communicating with the working lumen of the inner tube to define a bifurcation, the auxiliary lumen being configured to permit the selective advancement of a wire to a treatment site via a distal portion of the working lumen that is distal to the bifurcation; and a stylet having proximal and distal ends and a guiding member coupled to the distal end, the distal end of the stylet being configured to be advanced into a proximal end of the working lumen.