The Spine Journal
Volume 9, Issue 12 , Pages 1016-1023 , December 2009

Screw angulation affects bone-screw stresses and bone graft load sharing in anterior cervical corpectomy fusion with a rigid screw-plate construct: a finite element model study

  • Mozammil Hussain, PhD

      Affiliations

    • Division of Research, Logan University, Chesterfield, MO 63017, USA
    • ,
  • Raghu N. Natarajan, PhD

      Affiliations

    • Department of Orthopedic Surgery, Rush University Medical Center, Chicago, IL 60612, USA
    • Department of Bioengineering, University of Illinois at Chicago, Chicago, IL 60607, USA
    • Corresponding Author InformationCorresponding author. Department of Orthopedic Surgery, Rush University Medical Center, 1653 West Congress Parkway, Suite 764A Armour Academic Facility, Chicago, IL 60612, USA. Tel.: (312) 942-5367; fax: (312) 942-2101.
    • ,
  • Amir H. Fayyazi, MD

      Affiliations

    • Department of Orthopaedics and Rehabilitation, Penn State College of Medicine, Allentown, PA 18103, USA
    • ,
  • Brian R. Braaksma, MD

      Affiliations

    • Department of Orthopedic Surgery, Rush University Medical Center, Chicago, IL 60612, USA
    • ,
  • Gunnar B.J. Andersson, MD, PhD

      Affiliations

    • Department of Orthopedic Surgery, Rush University Medical Center, Chicago, IL 60612, USA
    • ,
  • Howard S. An, MD

      Affiliations

    • Department of Orthopedic Surgery, Rush University Medical Center, Chicago, IL 60612, USA

Received 24 March 2009 ,Revised 14 July 2009 ,Accepted 29 August 2009.

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 FDA device/drug status: not applicable.

 Author disclosures: BRB (royalties, U&I Inc.; stock ownership, board of directors, Articular Engineering LLC; consulting, fellowship support, Depuy Spine Inc.; speaking/teaching arrangements, endowments, Rush University Medical Center; scientific advisory board, Pioneer Inc.; grants, Depuy Spine Inc., NIH; fellowship support, Medtronic Inc.); HSN (consulting, Life Spine; speaking/teaching arrangement, Applied Spine).

PII: S1529-9430(09)00849-3

doi: 10.1016/j.spinee.2009.08.461

The Spine Journal
Volume 9, Issue 12 , Pages 1016-1023 , December 2009

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