[1]Department of Neurological Surgery University of California Davis;
[2]Department of Neurosurgery Kaiser Permanente Medical Group;
[3]Musculoskeletal Education and Research Center(MERC);
Globus Medical Inc;
[3]Musculoskeletal Education and Research Center(MERC);
Globus Medical Inc;
[3]Musculoskeletal Education and Research Center(MERC);
Globus Medical Inc;
[3]Musculoskeletal Education and Research Center(MERC);
Globus Medical Inc;
lumbosacral fixation; sacropelvic fixation; sacroiliac screw; computer-assisted surgery; image-guided surgery;