Background: A variety of techniques have been utilized to improve the accuracy of pedicle
screw instrumentation. Recently, a novel handheld computerized drill system, IntelliSense …

Background Various techniques have been described for pedicle screw placement with
established clinical and radiological success. Suboptimal screw trajectories can …

Introduction Traditional open exposure for posterior instrumentation requires significant soft
tissue mobilization and causes significant blood loss and increased recovery time. Mal …

OBJECTIVE: Thoracic and lumbar pedicle screws have become popular because of their
biomechanical superiority over other methods of spinal fixation. However, the safety and …

Study design This comparative study was undertaken using dry thoraco-lumbar specimens
in order to measure the position of drilled holes with and without computer assistance in the …

Accuracy of Free Hand Pedicle Screw Installation in the Thoracic and Lumbar Spine by a
Young Surgeon: An Analysis of the First Consecutive 306 Screws Using Computed …

BACKGROUND: Pedicle screws are used to stabilize all 3 columns of the spine, but can be
technically demanding to place. Although intraoperative fluoroscopy and stereotactic-guided …

Study Design A retrospective analysis of a prospective database. Objective Meta-analyses
suggest that computer-assisted systems can increase the accuracy of pedicle screw …

Objective: To verify the presence of neurological damages in patients submitted to
instrumentation with thoracolumbar pedicle screws misplacement. Methods: Prospective …

Study Design: Retrospective cohort. Objective: The objective of this study was to assess the
effectiveness of the O-arm as an intraoperative imaging tool by comparing accuracy of …