Vagina is elasic. if you give rest to it , it will restore to normal. with rest sensitviy will return. Your and your partnere's sex life will be normal. As you know after birth of a baby, vagina returns to normal for intercourse. So you need not worry about the damage to your vagna.Masturbation is a natural habit. woman does not lose energy by orasam, Carry on your life cheerfully.
TAke rest sexually. Do not masturbate. To cool down, you can take Mehan Snan. It is perinium bath. Sit in a tub, spread you legs pour water on your perinium. or adjust yourself in such a way that only only your buttocks and perinium is under water -not vagina.
If you do not have tub, pat you perinium with a coth dripping with water. Do this for 15 minutes every day. All nerve endings are at perinium. This bath will invigorate your sexual system.Take care of your general health. perinium is a small muscle between anus and vagina.
Search the word Kegel exercises. Do this exercises as recommeded, Also you can do pelvic rotation exercises.Similar to game hoola hoop.You may visit Kundalini yoga web sites. Anmolmehta.com is a good websete, if you navigate it diligently. there are too many links as the subject is very wide. There is a blog where you can ask questions.
I think with in a month's time you will be ok.with mehan snan.Mmore harm is done because of your worry.Calm your mind with simple meditation. After marraige you will fee satsfied and your will be ok.