What are the chances that a vasectomy could “reverse itself” and allow a pregnancy to occur? This is one of the top questions men (and women) have about the vasectomy procedure. The short answer is that even though it’s technically possible for a vasectomy to spontaneously reverse, it is extremely rare. How can a vasectomy reverse itself? An unintended post-vasectomy reversal is known as a recanalization. Recanalization is a process in which sperm regains the ability to enter a man’s semen after a vasectomy, resulting in the remote possibility of pregnancy. We discuss recanalization in more detail below and also in this article. Harvard Medical School reports that recanalization occurs in approximately 1 in 4000 vasectomies. This figure will vary from source to source, but the bottom line is that recanalization is a very uncommon event. …
Is it possible to get pregnant after a vasectomy? What are the risks your operation will fail and result in a pregnancy?
What are the odds your vasectomy will fail? Learn everything you need to know about vasectomy failure rates in this article.
Although uncommon, a vasectomy can spontaneously reverse through a process called recanalization.