Catheter for chronic total occlusion and a position movement of stent installed to bifurcation vessel

The invention min relates to a branch catheter carina capable of removing a protrusion of a stent installed in vascular procedures, the main case vessels and the necessary adjustment of the stent is installed each in the branched blood vessel, it is easily inserted into the main blood vessel and the branched blood vessel minutes by removing the protruding portion of the stent in the branch vessel, after treatment with a bifurcation lesion completely cover relates to a catheter for reducing restenosis of a blood vessel. Karina catheters, stents, wires, coronary artery