Sperm fertility analysis

In a vasectomy, the tubes that send sperm from the testicles to the penis are cut and sealed as a permanent form of birth control. Motility How many moving sperm are present? How many moving sperm are in the entire sample? Your doctor will take each of the following results into account:. The testicles, seminal vesicles, and prostate are the main organs necessary to ensure sperm production. The morphology shape of sperm is also assessed. This is most common in men who have had a vasectomy. Different methods for testing sperm DNA damage are available; however, more research is needed to decide the place of these tests in routine clinical practice and they are not recommended in most professional guidelines.