The eggs, sperm or embryo donation.

If the wife can not produce eggs, such as age and no ovaries or ovarian degeneration is a genetic disease. Couples may find other women to donate oocytes instead. Children and process tube. By fertilization with sperm of her husband.

          In case of husband sperm quality is not very good. Or no sperm. Or genetic disease. Husband and wife may find another man to donate sperm or sperm from a sperm bank of the hospital. And children through artificial insemination or, as the case glass tube.infertility

          In cases where both husband and wife. Can not produce eggs and sperm or a genetic disease to avoid May request donated embryos from other couples who have left the store frozen. Then put back into the womb of the wife department. To pregnancy.infertility

          Sperm bank. (Sperm bank). Is that we keep the sperm at the negative. 196 C allows the storage of sperm for a long time after ten years as a source of stored sperm from donors. And brought home to donate to a spouse.

Source. http://www.a-ivf.com/articles/generate.php?content=0005.infertility