Positioning Performance of Power and Manual Drivers in Posterior Spinal Fusion Procedures

This work presents an analysis and comparison of the efficacy of two methods for pedicle screw placement during posterior spinal fusion surgery. A total of 100 screws (64 manual and 36 power driven), all placed utilizing a surgical navigation system, were analyzed and compared. Final screw placement...

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Main Authors: J. Micah Prendergast, Alexander C. Perry, Vikas V. Patel, Emily M. Lindley, Mark E. Rentschler
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Applied Bionics and Biomechanics
Online Access:http://dx.doi.org/10.1155/2017/7262841
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author J. Micah Prendergast
Alexander C. Perry
Vikas V. Patel
Emily M. Lindley
Mark E. Rentschler
author_facet J. Micah Prendergast
Alexander C. Perry
Vikas V. Patel
Emily M. Lindley
Mark E. Rentschler
author_sort J. Micah Prendergast
collection DOAJ
description This work presents an analysis and comparison of the efficacy of two methods for pedicle screw placement during posterior spinal fusion surgery. A total of 100 screws (64 manual and 36 power driven), all placed utilizing a surgical navigation system, were analyzed and compared. Final screw placement was compared to initial surgical plans using the navigation system, and the final screw locations were analyzed on the basis of angular deviation from these planned trajectories as well as screw translation within a critical reference plane. The power driver was found to insignificantly decrease the resulting angular deviation of these pedicle screws with a mean deviation of 3.35 degrees compared to 3.44 degrees with the manual driver (p=0.853). Conversely, the power driver was found to increase the translational distance in the critical region, with mean deviations of 2.45 mm for the power driver compared to 1.54 mm with the manual driver. The increase in translational deviation was significant (p=0.002) indicating that there may be some loss in performance from the adoption of the power driver.
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institution Kabale University
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publishDate 2017-01-01
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series Applied Bionics and Biomechanics
spelling doaj-art-f4872183cd444e6cbaf62d2a4b67fc9d2025-02-03T01:26:40ZengWileyApplied Bionics and Biomechanics1176-23221754-21032017-01-01201710.1155/2017/72628417262841Positioning Performance of Power and Manual Drivers in Posterior Spinal Fusion ProceduresJ. Micah Prendergast0Alexander C. Perry1Vikas V. Patel2Emily M. Lindley3Mark E. Rentschler4Department of Mechanical Engineering, University of Colorado at Boulder, 427 UCB, Boulder, CO 80309, USADepartment of Mechanical Engineering, University of Colorado at Boulder, 427 UCB, Boulder, CO 80309, USAUniversity of Colorado Anschutz Medical Campus, Aurora, CO, USAUniversity of Colorado Anschutz Medical Campus, Aurora, CO, USADepartment of Mechanical Engineering, University of Colorado at Boulder, 427 UCB, Boulder, CO 80309, USAThis work presents an analysis and comparison of the efficacy of two methods for pedicle screw placement during posterior spinal fusion surgery. A total of 100 screws (64 manual and 36 power driven), all placed utilizing a surgical navigation system, were analyzed and compared. Final screw placement was compared to initial surgical plans using the navigation system, and the final screw locations were analyzed on the basis of angular deviation from these planned trajectories as well as screw translation within a critical reference plane. The power driver was found to insignificantly decrease the resulting angular deviation of these pedicle screws with a mean deviation of 3.35 degrees compared to 3.44 degrees with the manual driver (p=0.853). Conversely, the power driver was found to increase the translational distance in the critical region, with mean deviations of 2.45 mm for the power driver compared to 1.54 mm with the manual driver. The increase in translational deviation was significant (p=0.002) indicating that there may be some loss in performance from the adoption of the power driver.http://dx.doi.org/10.1155/2017/7262841
spellingShingle J. Micah Prendergast
Alexander C. Perry
Vikas V. Patel
Emily M. Lindley
Mark E. Rentschler
Positioning Performance of Power and Manual Drivers in Posterior Spinal Fusion Procedures
Applied Bionics and Biomechanics
title Positioning Performance of Power and Manual Drivers in Posterior Spinal Fusion Procedures
title_full Positioning Performance of Power and Manual Drivers in Posterior Spinal Fusion Procedures
title_fullStr Positioning Performance of Power and Manual Drivers in Posterior Spinal Fusion Procedures
title_full_unstemmed Positioning Performance of Power and Manual Drivers in Posterior Spinal Fusion Procedures
title_short Positioning Performance of Power and Manual Drivers in Posterior Spinal Fusion Procedures
title_sort positioning performance of power and manual drivers in posterior spinal fusion procedures
url http://dx.doi.org/10.1155/2017/7262841
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