A Comparative Biomechanical Analysis of the Impact of Different Configurations of Pedicle-Screw-Based Fixation in Thoracolumbar Compression Fracture

Figure 1

Considered configurations of the posterior spinal fixation system: (a) physiological (P), (b) with compression fracture of the Th12 vertebra (CF), (c) with two-segment fixation (S2), (d) with three-segment fixation (S3), and (e) with four-segment fixation (S4).

(a)

(b)

(c)

(d)

(e)