Biomechanical performance of bicortical versus pericortical bone trajectory (CBT) pedicle screws.
José Miguel SpirigElin WinklerFrédéric CornazMarie-Rosa FasserMichael BetzJess G SnedekerJonas WidmerMazda FarshadPublished in: European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society (2021)
The authors do not recommend placing CBT screws bicortically, as no relevant biomechanical advantage is gained while the potential risk for iatrogenic injury to structures anterior to the spine is increased.