this is divya who is suffrin frm vaginal fistulla fr the last 8 months since i gave birth to a baby.... i had a perineal tear duriong delivery n got it recoverd nw thr is slight staing frm a depression built at the end of vagina bt proper stool is bein passd frm the anus n i hv gud control over sphinter,,,,pls tell wot is the solution fr this depression n outer fistulla