This 38 yo woman had scoliosis fixed, and then several years later had increasing back and leg symptoms. Xray and ct showed pars fracture and spondylolisthesis w halo effect around bottom screws at L5.

Fixed today w revision T11-iliac wing extension instrumentation w Gill procedure and BMP.
No complications.
OR time: 4 hour 5 min.

She should do quite well.

Dr. Lloyd Hey
Hey Clinic for Scoliosis and Spine Surgery
https://www.heyclinic.com