Patent ID: 6010522
Filing Date: 2000-01-04
Classification: A61B,A61F,A61M

Abstract:
An arterial catheter system for removing plaque from the aorta or other arteries, said catheter system comprising:a flexible elongate member having an outer surface, a distal region adapted to enter an artery, and a proximal region;expansion means disposed within the distal region of the elongate member which is expandable between a contracted condition and an enlarged condition;a mesh having a first edge attached to the expansion means and a second edge disposed circumferentially about and closely associated with the outer surface of the flexible elongate member; andan atherectomy assembly disposed within the distal region of the elongate member, the atherectomy assembly comprising means for plaque removal, trapping means for securing plaque for removal, and imaging means, wherein during use said plaque is trapped and held by the trapping means and excised from the arterial lumen by the means for plaque removal, and wherein said mesh is located downstream of said atherectomy assembly.