Hymen repair surgery is a surgical operation performed for hymen rupture due to trauma, sexual intercourse and various other reasons, with the aim of restoring it to its pre-rupture appearance, and when it ruptures again, there is a sense of resistance and bleeding. Generally hymen repair surgery does not produce long-term sequelae, but if not done properly, there may be certain risks: 1. Infection: Because of the special hymen repair surgery site, both vaginal secretions, and closer to the urethra, anus, so there is a high risk of post-operative infection. Therefore, the hymenoplasty must be kept locally clean to avoid pathogenic infections, and it is recommended to wear loose, cotton underwear and use potassium permanganate tablets in a sitz bath; 2, rupture: because of the special location of the hymen and thin mucous membrane, the chances of re-rupture after surgery are higher, it is recommended not to squeeze the perineum, pay attention to keep the bowels open and avoid forceful defecation. Also avoid strenuous exercise within one month after surgery, all movements that can put pressure on the hymen area should be avoided, especially not squatting movements; 3. If the hymen repair surgery is not done properly, it may lead to too thick hymen flap.