Patent ID: 8986364
Filing Date: 2015-03-24
Classification: A61F

Abstract:
1. A tube stent delivery system comprising: a tube stent; a pusher catheter; an inner catheter; and a filament having a knot that is tied to a distal end of said pusher catheter through an opening formed in a radial direction thereof, said tube stent having a catching hole provided through said tube stent in a radial direction and in which said knot is fit loosely, said filament and said knot being inserted into said tube stent, the filament inserted into the tube stent being wholly inside of the tube stent, and said inner catheter being inserted into said pusher catheter and said tube stent, with said knot being loosely fit in said catching hole a distal end of said filament extends beyond said catching hole toward a distal end of said tube stent to prevent the knot from being completely pushed out of the pusher catheter through the catching hole; and said inner catheter supporting loose-fitting of said knot in said catching hole.