[Allied Associates OB & GYN - Creve Coeur, MO - Obstetrician, Gynecologist, OBGYN, da Vinci Surgical System, General Gynecologic Care, GYN Surgery da Vinci Surgery - An effective, minimally invasive treatment alternative for a range of uterine conditions including gynecologic cancer and uterine fibroids. The board certified physicians at Allied Associates Obstetrics & Gynecology in Creve Coeur & O’Fallon, MO are specially trained in da Vinci procedures. With numerous potential benefits over traditional approaches, da Vinci procedures are less painful, have fewer complications and shorter hospital stays. ]