Pedicle screw augmentation in posterior constructs of the thoracolumbar spine: How many pedicle screws should be augmented?

Global failure loads were comparable among the three groups and unchanged with augmentation because the adjacent segment and not the instrumentation failed first. Augmentation of all screws showed significant improved in screw anchorage.

Source: Clinical Biomechanics - May 23, 2023 Category: Orthopaedics Authors: Anna Spicher, Richard Andreas Lindtner, Michael Josef Zegg, Rene Schmid, Romed Hoemann, Werner Schmoelz Source Type: research