Surgical technique for robotic assisted vasovasostomy technique. (a) Suture placement for posterior vasal muscularis layer anastomosis with 9-0 nylon. (b) Suture placement for posterior vasal mucosal lumen anastomosis with double armed 10-0 nylon. (c) Suture placement for anterior vasal mucosal lumen anastomosis with double armed 10-0 nylon. (d) Suture placement for anterior vasal muscularis layer anastomosis with 9-0 nylon. For all above: (1) Main view from the da Vinci Si 3D HD camera (Intuitive Surgical, Sunnyvale, CA), (2) View from the VITOM ×16–×18 optical magnification camera lens system (Karl Storz Inc., Tuttlingen, Germany) and (3) View from the ×40–×100 optical microscopic view from the andrology laboratory microscope (Nikon Inc., Tokyo, Japan).