In vitro fertilization (called artificial fertilization) is an assistive reproductive technology for treatment of infertility, which implies a combination of women and men outside the body of men's genital organisms. As a result, the fetus is taken into the womb of the embryo.

In vitro fertilization treatment consists of several stages:

• Stimulation of ovaries;
• Aspiration of the egg (removal);
• Fertility and embryo development;
• Embryo transfer onto the uterus;
• Remaining embryos to freeze.