Patent ID: 9717490
Date: 2017-08-01
CPC Classifications: A61B

Claim:
1. A tissue anchor system including a suture attached to a needle, the system comprising: a set of nestable anchors including a first anchor having a first shaft, a second anchor having a second shaft, and a third anchor having a third shaft, wherein the second shaft is insertable into and adapted to nest in the first shaft and the third shaft is insertable into and adapted to nest in the second shaft; wherein the first shaft, the second shaft and the third shaft each has an outer surface that tapers from a proximal end to a distal end thereof that is narrower than the proximal end thereof, wherein the distal end of the second shaft is insertable into the proximal end of the first shaft and the distal end of the third shaft is insertable into the proximal end of the second shaft; wherein the outer surface of the first shaft, the second shaft and the third shaft each includes a plurality of barbs located distal the proximal end thereof; wherein the outer surface of each of the first shaft and the second shaft is smooth with an absence of barbs between the distal end and a shaft mid-point thereof; wherein the first shaft, the second shaft and the third shaft each has a lumen extending from the proximal end through the distal end thereof; and wherein, during use, the set of nestable anchors is configured such that the second shaft is nested in the first shaft, the third shaft is nested in the second shaft, and is suspended by the suture attached to the needle that is inserted through the lumen of the first shaft, the lumen of the second shaft and the lumen of the third shaft.