Fig. 2

Post–cervical dilation surgery insertion of the levonorgestrel-releasing intrauterine system (LNG-IUS) in patient 1. Patient 1 underwent cervical dilation surgery followed by insertion of the LNG-IUS, The arrowhead represents a tail of the LNG-IUS. A cruciate incision was used at the external ostium. After dilation using the Hegar method, 3-0 polydioxanone monofilament sutures were used at eight points to evert the endocervical mucosa to the ectocervix