[Sterility and medically assisted fertilization].

In vitro fertilization is now part of the treatment of infertility. Since 12 years, indication have been extended to male or female infertility factors. The successes have also been increased and the actual pregnancy rate is about 18% pregnancies by retrieval. Different methods are available such as GIFT, ZIFT, TET and progresses will certainly come from new techniques such as micro-manipulation, oocyte freezing and genetic procedures applied to assisted reproduction technologies.