The science fiction author Lois McMaster Bujold has this technology in her "Vorkosigan universe" books, depicted as sufficiently advanced that it is safer for t

The science fiction author Lois McMaster Bujold has this technology in her "Vorkosigan universe" books, depicted as sufficiently advanced that it is safer for the fetus than natural pregnancy. She presents such technology, should it exist, as a moral imperative for the health and safety of both the mother and the child in wanted pregnancies, as well as an alternative to abortion.