Lighter ones only need to apply die expansion. For severe contracture, "Z" plasty, longitudinal incision and transverse suture of vaginal orifice or transfer of labia minora flap can be used to enlarge vaginal orifice. The mold will also be used for 3-6 months after the operation.
More serious cases require vaginal reconstruction. Congenital atresia of vaginal orifice is due to the developed hymen fold of reproductive tract, which makes the vaginal orifice unable to communicate with vestibule. Irregular menstruation and periodic lower abdominal pain may occur in adolescent women, and a lump can be touched in the middle of lower abdomen, which can be corrected through vaginal orifice.