sciatic nerve pinched how come can tfind help in faster time

i dont know if other have suffered from this but last summer was completely none to me i was on the floor for almost 2 nths with a very bad xciatic neerve oinched i wen tto many doctors tried and had no help at all fron=m re -hab doctors they d=said they will see me after i get my mri or cat scan 6 mth later got the scan and found 2 pinched nerve and 2 bulging disks (finally after 17 yrs i had this comfirmed tha ti had lower back problems and probably didnt need my c3 c4 c5 disk removed in my neck from a later accident,,,,they always blamed the neck and i keeep telling them my lower back was a priomary one not the dam neck...but what got me is after swalling many pain killers that where completely useless for anything including pain,,, that finaly a nurse from carefor came in with a tens machine tha ttook away the pain in about 3 wks but i sstill jhave now permanent pain in my front legs...still havent seen re hab doctor ...i find the ottawa re hab totely useless