i went to NS today AGAIN , because all else in failing , and he is not sure in a fusion will help, he want me to try a thing that stops nerve pain , wiht leads and and a trail thing? he wasnt very informative, i asked if it was a tens unit he said no it is put in surgicallly in lower back? out patient? i am VERY AFRAID that it is something like an discogram i CANT do that again EVER call me a baby , they couldnt even get the needles in with out me cramping so bad my legs would involentary jump off the table.. i have panic attacks so i am panicking here ... are you awake when they put this thing in , so you can tell them it hurts and when it does not??? sorry for silly questions. i am scared to death. but tired of the pain again and again..