Patent ID: 8202285

Claim:
A medical device assembly comprising: an expandable balloon having a central longitudinal axis; and an athertome disposed on the expandable balloon, the athertome having a first end and a second end opposite the first end, the athertome being a unitary element formed of a single material and comprising: i) a cutting member extending from the first end to the second end, the cutting member having a cutting edge along a first side of the cutting member and a second side opposite the first side; ii) a base member mounted to the expandable balloon, the base member extending continuously from the first end of the athertome to the second end of the athertome; iii) a first spanning member extending from the second side of the cutting member to the base member; iv) a second spanning member extending from the second side of the cutting member to the base member; v) a descending member positioned between the first spanning member and the second spanning member, a first through hole at least partially defined between the first spanning member and the descending member and a second through hole at least partially defined between the second spanning member and the descending member, the descending member extending from the second side of the cutting member toward the base member; and vi) a connector connecting the descending member to the base member, the connector having a width substantially narrower than a width of the descending member.