Medical device fixation anchor suited for balloon expandable stents

摘要

A medical fixation device, comprising a balloon expandable anchor having a device attachment portion to couple said balloon expandable anchor to an expandable medical device having a first compacted profile and a second expanded profile, an expansion bearing portion, and a barb portion; the anchor expansion bearing portion being positioned between the anchor device attachment portion and the anchor barb portion; the expandable anchor being positioned within the first compacted profile; and the expandable anchor being deformed by internal balloon pressure to extend the anchor barb portion outside the second expanded profile.