Patent ID: 8845711
Filing Date: 2014-09-30
Classification: A61B

Abstract:
1. A medical device for modifying a left atrial appendage (LAA), comprising: a polymer foam body formed of a self-expanding porous material, the body exhibiting a textured surface including a plurality of protruding portions and a plurality of recesses, each protruding portion being separated from an adjacent protruding portion by a recess of the plurality of recesses, each of the recesses having a predetermined depth defined relative to the adjacent protruding portions, each protruding portion having a square shaped end to define a first side, a second side, a third side, and a fourth side such that the first side is opposite the second side and the third side is opposite the fourth side, at least one protruding portion being separated from an adjacent protruding portion on each of the first side, the second side, the third side, and the fourth side of the at least one protruding portion; wherein the plurality of protruding portions of the polymer foam body are configured to engage an inner wall of the LAA and anchor the polymer foam body in the LAA.