“…Since “sonographically controlled vaginal culdocentesis” was first described by Gleicher et al in 1983, the technique of ultrasound-guided transvaginal oocyte retrieval (TVOR) has become the method of choice in in vitro fertilization (IVF) and intracytoplasmic sperm injection (ICSI) for oocyte collection, and about 99% of TVOR interventions are performed this way [ 1 , 2 , 3 ]. However, introducing a sharp needle through the vaginal wall and into the ovary under ultrasound guidance and monitoring can cause damage to the vagina, parametric tissues [ 4 , 5 , 6 ], and ovary-adjacent pelvic organs, such as the uterus, bladder, urethra [ 7 , 8 , 9 , 10 ], bowels [ 11 , 12 , 13 ], and large pelvic blood vessels [ 14 , 15 , 16 , 17 ].…”