Patent ID: 9498318
Filing Date: 2016-11-22
CPC Classification: A61B,A61F

Claim Text:
1. A blood vessel filter, comprising: a hub disposed along a longitudinal axis; a plurality of locator members projecting from the hub, a proximal end of each of the locator members attached to the hub, the locator members bounded by a first compound surface of revolution about the longitudinal axis, the first compound surface of revolution including a first frustum distal of the hub having a first volume, and a second frustum distal of the first frustum having a second volume greater than the first volume; and a plurality of anchor members projecting from the hub, a proximal end of each of the anchor members attached to the hub, the anchor members bounded by a second compound surface of revolution about the longitudinal axis, the second compound surface of revolution including a third frustum and a fourth frustum distal of the third frustum, wherein one of the plurality of locator members has a proximal segment, a first segment, a second segment that extends along a second angle of about 20 degrees with respect to the longitudinal axis; and a tip segment that extends along a third angle of less than about 1 degree with respect to the longitudinal axis.