An implantable medical device (100) includes a frame that includes at least one elongate member (120). The implantable medical device also includes a fixation member (200) comprising a first cuff (210), a second cuff (220), a tissue engagement member (230) configured to anchor to tissue at an implant site to thereby hold the implantable medical device in a position at the implant site, and a cuff (240) joining member comprising an arcuate shape and connected at a first end to the first cuff and at a second end to the second cuff. The first cuff substantially surrounds a perimeter of a first portion of the at least one elongate member, the second cuff substantially surrounds a perimeter of a second portion of the at least one elongate member, and the cuff joining member does not substantially surround a perimeter of any portion of the at least one elongate member.