In which cases is donor-sperm IVF indicated? What is involved in the sperm donation process in accordance to the Spanish Law on Assisted Human Reproduction Techniques?
In vitro fertilization is a fertility procedure through which egg-sperm binding occurs in the laboratory, aiming at obtaining an embryo that will be later transferred into the woman so that pregnancy occurs.
The absence of a male partner or severe male infertility are the main causes as to why a single person or a couple starts a fertility treatment using donor sperm.
Necrospermia is a male fertility problem characterized by the presence of dead sperm in the ejaculate. Necrospermic men, however, are able to have biological offspring thanks to assisted reproductive technologies.
This test is performed when undergoing a seminogram in those cases where the number of immotile sperm is over 40%. It allows us to check whether sperm are dead or alive but immotile.
Male sterility due to sperm factors may be produced by some alterations that affect the spermatozoa, either their vitality, morphology, concentration and/or motility.