Patent ID: 7351255
Filing Date: 2008-04-01
Classification: A61F

Abstract:
1. A stent delivery device for delivering at least one stent to a treatment site, the device comprising: a catheter shaft having a proximal end and a distal end; at least one stent comprising a plurality of separable stent segments positionable on the catheter shaft; a stent deployment mechanism for deploying at least a portion of the stent at the treatment site, the deployment mechanism comprising a stent expansion member coupled with the catheter shaft near the distal end and at least one axially movable sheath disposed over at least part of the stent expansion member and the stent thereon, the deployment mechanism allowing a length of the deployed portion of the stent to be selected, wherein the length of the deployed portion comprises at least two stent segments which are expanded simultaneously while at least another stent segment is retained unexpanded on the catheter shaft; and a dilatation member for dilating at least a portion of a lesion at the treatment site independently of deploying the at least one stent, wherein and the dilatation member is independently expandable of the stent expansion member.