Symptoms of a failed s I joint fusion. I had s I joint surgery s two yeer ago I had lower back fused surgery also my s I joint was fused. It hasn,t helped at all. My pain is unbearable most of the time. I,be seen several doctors they said their was nothing they could do. I,be had several injections, have a Nero stimlater,physical therapy,a chiropractor,dry needle and pain management. Is their any thing else to do? Please help me. Thank you Jackie.