Mother helped her son become a father by carrying his child as a surrogate . IVF arranged the woman 's pregnancy using donor egg and son 's sperm . Offered to have baby after her son 's plans for Clinic child with another female relative collapsed . The procedure , revealed in the High Court , is believed to be a world first . Judge rules the son can adopt the baby boy and become his legal father . But critics have called for urgent reforms to prevent abuses of fertility law .
Mother helped her son become a father by carrying his child as a surrogate . Clinic arranged the woman 's pregnancy using donor egg and son 's sperm . Offered to have baby after her son 's plans for IVF child with another female relative collapsed . The procedure , revealed in the High Court , is believed to be a world first . Judge rules the son can adopt the baby boy and become his legal father . But critics have called for urgent reforms to prevent abuses of fertility law .