Influence of Pedicle Screw Insertion Depth on Posterior Lumbar Interbody Fusion: Radiological Significance of Deeper Screw Placement.

Keitaro Matsukawa Tsunehiko KonomiKohei MatsubayashiJunichi YamaneYoshiyuki Yato

Published in: Global spine journal (2022)

Screw size should be determined based on the screw fitness in the pedicle (%fill > 60%) and screw insertion depth in the vertebral body (%depth > 54.2%) according to individual vertebral anatomy in L4-L5 PLIF.

Keyphrases

optical coherence tomography
finite element analysis
bone mineral density
physical activity
body composition
minimally invasive
postmenopausal women
ultrasound guided