A surgical device is provided for use in joining a first tissue layer forming a first hollow region and a second tissue layer forming a wall of a second hollow region, to produce an anastomosis. The device comprises a needle capable of passing from the first region to the second region by penetrating...http://www.google.com/patents/US7879051?utm_source=gb-gplus-sharePatent US7879051 - Flexible device for transfixing and joining tissue
