“…Simple dilatation, sphincterotomy, wedge excision of the posterior lip of the bladder neck, complete neck excision, trigonectomy, subtrigonal plate excision, and V-Y plasty have the disadvantages of severe hemorrhage, clot retention, interference with the ureteral antireflux mechanism, retrograde ejaculation, and restenosis. [2][3][4][5] In a previous communication, we devised a cystomyotomy operation for the treatment of BNO with gratifying results.6 It comprised linear division of the muscle coat at the bladder neck and proximal urethra, the mucosa being spared and allowed to bulge through the gap. This technique could avoid the disadvantages of the aforementioned procedures.…”