Patent ID: 6955688
Filing Date: 2005-10-18
Classification: A61F,A61M

Abstract:
1. A catheter assembly for treating bifurcated vessels having a side-branch vessel and a main vessel, comprising: a catheter having a proximal end and a distal end; an expandable member proximal to the distal end of the catheter; a tracking guide wire lumen extending within at least a portion of the catheter; a tracking guide wire having a distal end and a proximal end and sized for slidable movement within the tracking guide wire lumen; a positioning guide wire lumen disposed on an outer surface the expandable member wherein at least a portion of the positioning guide wire lumen is external to the catheter; a positioning guide wire having a distal end and a proximal end and sized for slidable movement within the positioning guide wire lumen; the distal ends of the tracking and position guide wires extend out of the patient's body and can be manipulated so that the distal end of the position guide wire is advanced in the side branch vessel and the distal end of the tracking guide wire is advanced in the main vessel.