Patent ID: 8486128

Claim:
A delivery system for delivery of a medical device, the delivery system comprising: an inner member having a proximal end and a distal end, the inner member defining a longitudinal axis therebetween; a tip formed at the distal end of the inner member; a bumper freely disposed on the inner member and having no points of fixation therebetween, the bumper having a proximal end and a distal end, a seat being defined between the tip and the distal end of the bumper, the bumper including a sleeve member, the sleeve member having a length and a tubular wall, the tubular wall having a plurality of perforations defined therein; a sheath disposed about the inner member, the sheath having a proximal end and a distal end, the sheath being movable from a first sheath position substantially covering the seat, and a second sheath position axially offset to expose the seat; and a handle connected to the proximal end of the inner member.