title: Accurate obturator nerve block in transurethral surgery.
mesh_terms: D006801:Humans; D007430:Intraoperative Care / Q000379:methods; D009407:Nerve Block / Q000295:instrumentation / Q000379:methods*; D009776:Obturator Nerve; D014521:Urethra; D001749:Urinary Bladder Neoplasms / Q000601:surgery