['Clinical experience in the management of post-abortion hemorrhage is limited.', 'Two women with severe post-abortion hemorrhage were reported. One case occurred after methotrexate treatment of Cesarean scar pregnancy and the other occurred after abortion surgery. Both patients were successfully treated with a double-balloon cervical ripening catheter inducing intrauterine balloon tamponade.'] Does double-balloon cervical ripening catheter work well as an intrauterine balloon tamponade in post-abortion massive hemorrhage?