Consultant Urologist and Andrologist, Mr Rowland Rees answers these questions: What is a vasectomy and how does it work? Tell me about the procedure and what a man can expect to happen? 3. What are the risks or complications of surgery? What should/shouldnt patients do in order to recover as quickly as possible from surgery? Can men still produce something when they ejaculate? Can the procedure reverse itself again making the male fertile again?