BEVERLY HILLS, CA and WASHINGTON, DC--(Marketwire - October 16, 2007) - ASRM Annual Meeting - The pregnancy rate for patients undergoing in-vitro fertilization (IVF) is improved when doctors use advanced 3D/4D imaging to guide the placement of embryos to the point where the endometrium is most receptive to implantation, according to a study presented today at the 63rd Annual Meeting of the American Society for Reproductive Medicine (ASRM).