Fig. 1From: Placenta previa with posterior extrauterine adhesion: clinical features and management practiceIntrauterine balloon insertion method using a Nelaton catheter as a guide. a A 26-French Nelaton catheter is used and connected to the blood drainage port of a Bakri balloon. The Nelaton catheter is inserted from the uterine incision to the vagina through the cervix. b Insertion of a Bakri balloon using a Nelaton catheter as a guide for cervical passage. Safe and easy placement of an intrauterine balloon, even in a strongly bent uterus, is possible using a Nelaton catheter with appropriate stiffness as a guideBack to article page