Revirgination is the surgical reconstruction of the Hymen, in order to restore the vagina to the older, virginal state.
Revirgination is an elective surgery, often opted for by young women
Female virginity is a religious issue in most cases, and reconstruction is done to create a mimic of the hymen which normally breaks during the initial instances of sexual intercourse. However, Hymen may also break during exercise or physical sports.
The Hymen, once broken, does not heal itself naturally
The Hymen is restored to its original state i.e. unbroken, which gives the appearance of virginity
Since virginity is a delicate issue in most religious cases, this helps morally