Patent ID: 8366706

Claim:
An apparatus for closing a puncture in a vessel wall comprising: an anchor shaft having a distal end and a tip, an anchor disposed on the distal end of the anchor shaft, a distal end of the anchor is proximally spaced apart from the tip of the anchor shaft and adapted for being in a deployed position and un-deployed position, wherein the anchor is adapted for being in the deployed position within a vessel lumen and is further adapted for being moved into contact with an inner surface of a vessel wall, and an approximately dome-shaped heating element having a lumen and a distal opening for passing the heating element over the anchor shaft, wherein the tip of the anchor shaft is seated in the heating element upon retraction of the anchor shaft, the heating element adapted for being disposed outside the vessel wall, the heating element and the deployed anchor being adapted for disposing the vessel wall there between and wherein the heating element is capable of heating when the anchor is deployed and when the anchor is un-deployed.