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Fig. 3 | Journal of Orthopaedic Surgery and Research

Fig. 3

From: Posterior intra-articular fixation stabilizes both primary and secondary sacroiliac joints: a cadaveric study and comparison to lateral trans-articular fixation literature

Fig. 3

Illustration of the biomechanical model in the left single-leg stance. Pure moments were applied to the lumbar spine, as shown. Relative motions between the sacrum and the iliac were tracked with motion markers rigidly fixed to each bone. Not pictured are extension, ipsi axial rotation, and ipsi lateral bending arrows

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X