Patent ID: 7753951
Filing Date: 2010-07-13
Classification: A61B,A61F,A61M

Abstract:
1. A system for positioning of a stent at a bifurcation, the system comprising: a catheter having a main body, said main body having a main body proximal end and a main body distal end; a balloon positioned at said main body distal end, said balloon having a balloon proximal end and a balloon distal end, said balloon having an inflated configuration and a pre-inflated configuration; a wire positioned at said balloon distal end, said wire immovable with respect to said balloon while said balloon is in said pre-inflated configuration; a core wire positioned through said balloon; an auxiliary elongated element having an auxiliary elongated element proximal end, an auxiliary elongated element distal end, and a balloon contacting portion, said balloon contacting portion positioned alongside at least a portion of said balloon, said auxiliary elongated element distal end attached to said catheter; a stent positioned on said balloon, said stent having stent edges; and at least three radiopaque markers, said radiopaque markers immovable with respect to said catheter main body, comprising at least one radiopaque marker longitudinally aligned with each of said stent edges, and wherein at least two of said radiopaque markers are positioned on said core wire and at least one of said radiopaque markers is positioned on said balloon contacting portion of said auxiliary elongated element.