Objective: To evaluate the factors of influence upon fluoroscopy duration during thoraco-lumbar dorsal stabilisation with pedicle screw insertion. Method: For all patients (n=473) treated by dorsal stabilisation with pedicle screw insertion in the thoraco-lumbar spine during a period of 7 years,[for full text, please go to the a.m. URL] ; SeriesInformation ; 66. Jahrestagung der Deutschen Gesellschaft für Neurochirurgie (DGNC)