Patent ID: 9456811
Filing Date: 2016-10-04
CPC Classification: A61B

Claim Text:
1. A tissue closure device for closing an aperture in a wall of tissue, comprising: a) a delivery sheath having a first end configured to be advanced towards and contact the wall of tissue to surround the aperture and a second end spaced from the first end in a direction along a longitudinal length of the delivery sheath; b) a cincture element, removably mounted to the delivery sheath, defining an opening that has a first size when the cincture element is mounted to the delivery sheath, and can assume a second size, smaller than the first, when the cincture element is not mounted to the delivery sheath, the cincture element having a first end, a second end, an intermediate portion disposed between the first end and the second end and forming the opening, and a knot associated with the cincture element; c) a cincture-retaining structure near the first end of the delivery sheath; and d) a cylindrical member disposed within the delivery sheath, and having a lumen therethrough, the cylindrical member having a distal end distal the cincture-retaining structure and closer to the first end than the second end of the delivery sheath when the cincture element has the first size, the cylindrical member, and the lumen thereof, being configured to receive the first end and second end of the cincture element through the lumen and prevent passage of the knot.