http://www.rmatx.com/services/ivf-success-rates - An IVF procedure is a process by which an ovum or an egg that is taken from a woman's body is fertilized by a sperm in a controlled environment. In vitro fertilization or IVF in Texas is advised for couples who are having a hard time conceiving naturally. IVF success rates have experienced a steady climb over the past few years. A woman and her spouse or partner should visit an in vitro San Antonio clinic to see if they qualify for the procedure.