Most healthy men can have the procedure. But if you have chronic testicular pain or testicular disease, you may not be a good candidate. It’s also important to be emotionally and mentally prepared. Sterilization is a significant life decision, so talk to your partner and your doctor before committing. A surgeon can reverse a vasectomy through microsurgery that reconnects the two ends of the vas deferens. This procedure allows sperm to mix with seminal fluid again. Reversal surgery is more complicated than the initial surgery. It takes a few hours to complete and doesn’t always work. If you’re undecided about having children in the future, you may want to wait to have the procedure.