Pedicle-Screw-Based Dynamic Systems and Degenerative Lumbar Diseases: Biomechanical and Clinical Experiences of Dynamic Fusion with Isobar TTL
Figure 1
Finite element analysis illustrating load-sharing phenomenon using posterior dynamic instrumentation (right) versus traditional rigid system (left) (from Lavaste and Perrin with permission, 1993, Laboratory of Biomechanics, ENSAM, Arts et Metiers Paristech, Paris, unpublished data).