It should not be done when there is any chance that the patient may want to have children again in the future. Frequently tissue is sewn between the vas ends, to help prevent regrowth.
Some surgeons use one incision, some two.
Otherwise the procedure is the same. We usually do them at our Sugicenter, but vasectomies can be done in a doctor's office, a surgicenter or a hospital. 15 to 45 minutes. We recommend 2 days of minimal activity and 4-5 days of no heavy activity or athletics. Usually patients return to full activity at that time though some may have discomfort for a longer period.