Suggest Treatment For Lower Back Pain After Bladder Surgery

hi,doctor i had done a operation on2003 in kolkotta as my urine flow was not normal.docter said here that he had to make a brile to my uriner blader to clear the obstraction.but my problem arise after that .iafter 15days of my operation a pain started on my lower back side. it is so much that sometime i have to take a painkiller for it.i have show to applo hospital chennia but my problem does not over. i feel very sad for it because it is 8 yrs over shown to different place but result is 0.my age is 29.so if you kindly give me some sugge.where i can get proper care and get ride of my problem.as my mom and dad is very much worried about it.