Penetration of a screw into the thoracic aorta in anterior spinal instrumentation. A case report.

With recent advances in spine surgery, spinal instrumentation has allowed the introduction of varied new devices and techniques, expanding its potentials. Yet this has also led to the incidence of unexpected complications. The current article reports on a serious case the authors recently experienced, in which a screw used for the instrumentation of the thoracic vertebra penetrated the aorta.