Oct 18 0 Adjacent level failure w Spondylolisthesis and lumbar stenosis fixed this afternoon Posted by Dr. Lloyd Hey Removal of Steffee Plates, L3-S1 extension fusion w L3 laminectomy. Surgical time: 2 hours 05 min. Ebl: 650 ccBlood transfused: none. Dr. Lloyd HeyHey Clinic for Scoliosis and Spone Surgery