Patent ID: 8685076

Claim:
A stent delivery system, comprising: an inner member; a sheath disposed about the inner member, the sheath comprising a proximal portion and a distal portion, the proximal portion of the sheath defining a first inner diameter and the distal portion of the sheath defining a second inner diameter greater than the first inner diameter; a bumper disposed about the inner member, wherein the bumper has an outer diameter that is greater than the first inner diameter of the sheath and that is less than the second inner diameter of the sheath; wherein the bumper is slidable along the inner member; a stent disposed between the inner member and the sheath, the stent being positioned distal to the bumper; wherein the inner member includes a proximal region, a distal region, and a shoulder region extending between the proximal region and the distal region, the shoulder region being a bumper stop that limits proximal movement of the bumper relative to the inner member; and wherein the stent delivery system is free of a balloon.