This Video is Level 3: To perform at this level, the surgeon should be acquainted with all instruments, have advanced hand-to-eye coordination, recognize the dangers, start focusing on hemostatic principles and safety techniques and be able to operate without supervision. Case: The patient is a 54-year-old woman with a six-centimeter left mass, resembling a left solid adnexal tumor on US and MRI Five months prior to this operation, she had undergone laparoscopy with bilateral oophorectomy for the same reason. However, postoperative assessment showed the mass to still be in the same site.