The major factors in a successful vasectomy reversal. John McHugh M.D.

  

  1. The age of the male.
  2. The age of the female.
  3. The time since the vasectomy.
  4. The quality of the sperm from the testicular end of the transected vas at the time of the reversal procedure.
  5. The technical quality of the reversal procedure itself and the experience of surgeon.
  6. Some degree of luck for all of these factors to come together and result in pregnancy.