title: Vasovasostomy: the flap technique.
abstract: The approximation of 2 pairs of broad, transverse vas flaps at right angles to the reanastomosis permanently widens the opening into each vas lumen. All patients undergoing this procedure had sperm in the ejaculates 5 weeks postoperatively and by 6 months there was a pregnancy rate of 64 per cent.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D013243:Sterilization Reversal / Q000379:methods*