Publications

  • Temple HT, Kuklo TR, Lehman RA Jr., Heekin RD, Berrey BH. Segmental Limb Reconstruction after Tumor Resection. Am J Orthop 2000;29(7):521-9
  • Lehman RA Jr., Kuklo TR, Belmont PJ Jr., Andersen RC, Polly DW Jr. Advantage of Pedicle Screw Fixation Directed in the Apex of the Sacral Promontory over Bicortical Fixation: A Biomechanical Analysis. Spine 2002;27(8):806-11
  • Lehman RA Jr., Murphy KP, Machen MS, Kuklo TR. Modified Arthroscopic Suture Fixation of a Displaced Tibial Eminence Fracture. J Arthroscopy 2003;19(2):E6
  • Lehman RA Jr., Polly DW Jr., Kuklo TR, Cunningham B, Kirk KL, Belmont PJ Jr. Straight-Forward versus Anatomic Trajectory Technique of Thoracic Pedicle Screw Fixation: A Biomechanical Analysis. Spine 2003;28(18):2058-65
  • Kuklo TR, Lehman RA Jr. Effect of Various Tapping Diameters on Insertion of Thoracic Pedicle Screws: A Biomechanical Analysis. Spine 2003;28(18):2066-71
  • Lehman RA Jr., Kuklo TR. Use of the Anatomic Trajectory for Thoracic Pedicle Screw Salvage after Failure/Violation Using the Straight-Forward Technique: A Biomechanical Analysis. Spine 2003;28(18):2072-7
  • Lehman RA Jr., Kuklo TR, Freedman BA, Cowart JR, Mense MG, Riew KD. The Effect of Alendronate Sodium on Spinal Fusion: A Rabbit Model. Spine J 2004;4(1):36-43 Outstanding Paper Award 2003 – North American Spine Society Surgical Science Award.
  • Freedman BA, Cohen SP, Kuklo TR, Lehman RA, Giuliani J, Larkin T, Giuliani JR. Intradiscal Electrothermal Therapy (IDET) for Chronic Low Back Pain in Active-Duty Soldiers: 2-Year Follow-Up. Spine J 2003;3(6):502-9.
  • Lehman RA Jr., Shah SA. Tension-Sided Remoral Neck Stress Fracture in a Skeletally Immature Patient. A Case Report. J Bone Joint Surg 2004;86-A(6):1292-5
  • Potter BK, Lehman RA Jr., Doukas WC. Simultaneous Bilateral Rupture of the Pectoralis Major Tendon. A Case Report. J Bone Joint Surg Am 2004;86-A(7):1519-21
  • Lehman RA, Potter BK, Kuklo TR, Chang AS, Polly DW, Shawen SB, Orchowski JR. Probing for Thoracic Pedicle Screw Tract Violation(s): Is it Valid? J Spinal Disord Tech 2004;17(4):277-83
  • Kuklo TR, Lenke LG, O’Brien MF, Lehman RA Jr., Polly DW Jr., Schroeder TM. Accuracy and Efficacy of Thoracic Pedicle Screws in Curves More than 90 Degrees. Spine 2005;30(2):222-26
  • Kuklo TR, Lehman RA Jr., Lenke LG. Structures at Risk following Anterior Instrumented Spinal Fusion for Thoracic Adolescent Idiopathic Scoliosis. J Spinal Disord Tech 2005;18:S58-64
  • Potter BK, Rosner M, Lehman RA Jr., Polly DW Jr., Schroeder TM, Kuklo TR. Reliability of End, Neutral, and Stable Vertebrae Identification in Adolescent Idiopathic scoliosis. Spine 2005;30(14):1658-63
  • Lehman RA Jr., Vaccaro AR, Bertagnoli R, Kuklo TR. Standard and Minimally Invasive Approaches to the Spine. Orthop Clin North Am 2005;36(3):281-92
  • Vaccaro AR, Zeiller SC, Hulbert RJ, Anderson PA, Harris M, Hedlund R, Harrop J, Dvorak M, Wood K, Fehlings MG, Fisher C, Lehman RA Jr., Anderson DG, Bono CM, Kuklo T, Öner FC. The Thoracolumbar Injury Severity Score: A Proposed Treatment Algorithm. J Spinal Disord Tech 2005;18(3):209-15
  • Vaccaro AR, Lehman RA Jr., Hurlbert RJ, Anderson PA, Harris M, Hedlund R, Harrop J, Dvorak M, Wood K, Fehlings MG, Fisher C, Zeiller SC, Anderson DG, Bono CM, Stock GH, Brown AK, Kuklo T, Oner FC. A New Classification of Thoracolumbar Injuries: The Importance of Injury Morphology, the Integrity of the Posterior Ligamentous Complex, and Neurologic Status. Spine 2005;30(20):2325-33
  • Kuklo TR, Lehman RA Jr., Gajewski DA, Schaefer RA. Enlarging Knee Mass in a 13-Year-Old Girl. Clin Orthop Relat Res 2005;(433):271-6
  • Potter BK, Freedman BA, Lehman RA Jr., Shawen SB, Kuklo TR, Murphy MD. Solitary Epiphyseal Enchondromas. J Bone Joint Surg Am 2005;87(7):1551-60
  • Helgeson MD, Lehman RA Jr., Murphy KP. Initial Evaluation of the Acute and Chronic Multiple Ligament Injured Knee. J Knee Surg 2005;18(3):213-9
  • Potter BK, Lehman RA, Doukas WC. Pectoralis Major Ruptures. Am J Orthop 2006;35(4):189-95
  • Murphy KP, Ross AE, Javernick MA, Lehman RA Jr. Repair of the Adult Acetabular Labrum. Arthroscopy 2006;22(5):567.el-3
  • Vaccaro AR, Lim MR, Hurlbert RJ, Lehman RA Jr., Harrop J, Fisher DC, Dvorak M, Anderson DG, Zeiller SC, Lee JY, Fehlings MG, Öner FC; Spine Trauma Study Group. Surgical Decision Making for Unstable Thoracolumbar Spine Injuries: Results of a Consensus Panel Review by the Spine Trauma Study Group. J Spinal Disord Tech 2006;19(1):1-10
  • Murphy KP, Helgeson MD, Lehman RA Jr. Surgical Treatment of Acute Lateral Collateral Ligament and Posterolateral Corner Injuries. Sports Med Arthros 2006;14(1):23-7
  • Lehman RA Jr., Angevine P, Rhim SC, Riew KD. Iatrogenic cervical deformity. Neurosurg Clin N Am 2006;17(3):247-61
  • Dmitriev AE, Kuklo TR, Lehman RA, Jr., Rosner MK. Stabilizing Potential of Anterior, Posterior, and Circumferential Fixation for Multilevel Cervical Arthrodesis: An In Vitro Human Cadaveric Study of the Operative and Adjacent Segment Kinematics. Spine 2007;32(6):E188-96
  • Lehman RA Jr., Lenke LG. Long Segment Fusion of the Thoracolumbar Spine in Conjunction with a Motion-Preserving Artificial Disc Replacement (ADR): Case Report and Review of the Literature. Spine 2007;32(7):E240-5
  • Lehman RA Jr., Riew KD. Thorough Decompression of the Posterior Cervical Foramen. Instr Course Lect 2007;56:301-9
  • Buchowski JM, Bridwell KH, Lenke LG, Kuhns CA, Lehman RA Jr., Kim YJ, Stewart D, Baldus C. Neurologic Complications of Lumbar Pedicle Subtraction Osteotomy: A 10-year Assessment. Spine 2007;32(20):2245-52
  • Vaccaro AR, Hulbert RJ, Patel AA, Fisher C, Dvorak M, Lehman RA Jr., Anderson P, Harrop J, Öner FC, Arnold P, Fehlings M, Hedlund R, Madrazo I, Rechtine G, Aarabi B, Shainline M; Spine Trauma Study Group. The Subaxial Cervical Spine Injury Classification System: a Novel Approach to Recognize the Importance of Morphology, Neurology, and Integrity of the Disco-Ligamentous Complex. Spine 2007;1;32(21):2365-74
  • Cheh G, Lenke LG, Lehman RA Jr., Kim YJ, Nunley R, Bridwell KH. The Reliability of Preoperative Supine Radiographs to Predict the Amount of Curve Flexibility in Adolescent Idiopathic Scoliosis. Spine 2007;32(24):2668-72
  • Lehman RA Jr., Lenke LG, Kim YJ, Cheh G, Keeler K, Sides B. Computed Tomography (CT) Evaluation of Pedicle Screws Placed into Deformed Spines over an 8-Year Period. Spine 2007;32(24):2679-84
  • Kirk KL, Potter BK, Lehman RA, Xenos JS. The Effect of Distal Stem Geometry on Interface Motion in Uncemented Revision Total Hip Prostheses. Am J Orthopedics 2007;36(10):545-4
  • Lehman RA, Jr., Sasso RC, Helgeson MD, Dmitriev AE, Gill N, Rosner MK, Riew KD. Accuracy of Intraoperative Plain Radiographs to Detect Violations of Intralaminar Screws Placed into the C2 Vertebrae: a Reliability Study. Spine 2007;32(26):3036-40
  • Kuhns CA, Bridwell KH, Lenke LG, Amor C, Lehman RA, Buchowski JM, Edwards C 2nd, Baldus C. Thoracolumbar Deformity Arthrodesis Stopping at L5: Fate of the L5-S1 Disc, Minimum 5-Year Follow-Up. Spine 2007;32(24):2771-6
  • Lehman RA Jr., Taylor BA, Rhee JM, Riew KD. Microscopic Laminaplasty. J Am Acad Orthop Surg 2008;16(1):
  • Lehman RA, Jr., Helgeson MD, Dmitriev AE, Gill NW, Sasso RC, Riew KD. Salvage of C2 Pedicle and Pars Screws Using the Intralaminar Technique: A Biomechanical Analysis. Spine 2008;33(9):960-5
  • Lehman RA Jr., Lenke LG, Keeler KA, Kim YJ, Buchowski JM, Cheh G, Kuhns CA, Bridwell KH. Operative Treatment of Adolescent Idiopathic Scoliosis with Posterior Pedicle Screw-Only Constructs: Minimum Three-Year Follow-Up of One Hundred Fourteen Cases. Spine 2008;33(14):1598-604.
  • Kuklo TR, Cardoso M, Dmitriev AE, Lehman RA Jr., Gill NW. Biomechanical Contribution of Transverse Connectors to Segmental Stability following Long Segment Instrumentation with Thoracic Pedicle Screws. Spine 2008;33(15):E482-7
  • Cardoso MJ, Dmitriev AE, Helgeson MD, Gill NW, Kuklo TR, Rosner MK, Lehman RA, Jr. Does Proximal Facet Violation with Intrapedicular Instrumentation Destabilize the Adjacent Level? An In-Vitro Human Cadaveric Assessment. Spine 2008;33(26):2868-73
  • Cardoso MJ, Dmitriev AE, Lehman RA, Helgeson M, Cooper P, Rosner MK. Computed Tomography and Biomechanical Evaluation of Screw Fixation Options at the Cervicothoracic Junction: Intralaminar versus Intrapedicular Techniques. Spine 2008;33(24):2612-7
  • Lehman RA Jr., Keeler KA, Bunmaprasert T, Riew KD. Ability of Magnetic Resonance Imaging to Detect Facet Arthrosis in the Cervical Spine. Spine 2009;34(1):65-8
  • Dmitriev AE, Lehman RA Jr., Helgeson MD, Sasso RC, Kuhns C, Riew KD. Acute and Long-term Stability of Atlantoaxial Fixation Methods: A Biomechanical Comparison of Pars, Pedicle, and Intralaminar Fixation in an Intact and Odontoid Fracture Model. Spine 2009;34(4):365-70
  • Tis JE, Helgeson MD, Dmitriev AE, Mack AW, Lehman RA. Biomechanical Analysis of Four Modern Lumbosacral Fixation Techniques. 2009 Nov 15;34(24):E866-72.
  • Helgeson MD, Lehman RA Jr, Dmitriev AE, Kang DG, Sasso RC, Tannoury C, Riew KD. Accuracy of the freehand technique for 3 fixation methods in the C-2 vertebrae. Neurosurg Focus. 2011 Oct;31(4):E11.
  • Lehman RA Jr, Lenke LG, Helgeson MD, Eckel TT, Keeler KA. Do Intraoperative Radiographs in Scoliosis Surgery Reflect Radiographic Result? Clin Orthop Relat Res. 2009 May 7.
  • Upasani VV, Chambers RC, Dalal AH, Shah SA, Lehman RA Jr, Newton PO Grading Apical Vertebral Rotation Without at CT Scan: A Clinically Relevant System Based on the Radiographic Appearance of Bilateral Pedicle Screws. Spine 2009;1(34):1855-62.
  • Cardoso MJ, Dmitriev AE, Helgeson MD, Stephens F, Campbell V, Lehman RA, Cooper P, Rosner MK. Using lamina screws as a salvage technique at C-7: computed tomography and biomechanical analysis using cadaveric vertebrae. Laboratory investigation. J Neurosurg Spine. 2009 Jul;11(1):28-33.
  • Dmitriev AE, Farhang S, Lehman RA Jr, Ling GS, Symes AJ. Bone morphogenetic protein-2 used in spinal fusion with spinal cord injury penetrates intrathecally and elicits a functional signaling cascade. Spine J. 2010;10:16-25. NASS Best paper Award.
  • Cardoso MJ, Helgeson MD, Paik H, Paik H, Lehman RA, Rosner MK. Structures at Risk from Pedicle Screws in the Proximal Thoracic Spine: Computed Tomographic (CT) Evaluation. Spine J 2010 Oct;10(10):905-9.
  • Lehman RA Jr, Dmitriev AE, Cardoso MJ, Helgeson MD, Christensen CL, Raymond JW, Eckel TT, Riew KD. Effect of teriparatide [rhPTH(1,34)] and calcitonin on intertransverse process fusion in a rabbit model. Spine (Phila Pa 1976). 2010 Jan 15;35(2):146-52.
  • Cardoso MJ, Dmitriev AE, Helgeson MD, Paik H, Mendelsohn MK, Lehman RA Jr, Rosner MK. Does catastrophic midline failure of upper thoracic lamina screws violate the spinal canal? A cadaveric biomechanical analysis using two lamina screw techniques. Spine J 2010;10(11):1007-13.
  • Helgeson MD, Lehman RA Jr., Frisch HM, Andersen RC, Bellabarbo C. Retrospective Review of Lumbosacral Dissociations in Blast Injuries Spine. Spine (Phila Pa 1976). 2011 Apr 1;36(7):E469-75.
  • Kang DG, Lehman RA Jr. Spine Immobilization: Prehospitalization to Final Destination. JSOA 2011; 20(1);2-8.
  • Helgeson MD, Lehman RA, Mack AW, Rosner MK. Adjacent Vertebral Body Osteolysis with Bone Morphogenetic Protein Use in Transforaminal Lumbar Interbody Fusion. Spine J 2011 Jun;11(6):507-10.
  • Helgeson MD, Lehman RA, Dmitriev AE, Sasso R, Riew KD. CT and Biomechanical Analysis of Occipitocervical Stability Afforded by Three Fixation Techniques. Spine J. 2011 Mar;11(3):245-50
  • Dmitriev AE, Lehman RA Jr., Symes A. Bone morphogenetic protein-2 and spinal arthrodesis: the basic science perspective on protein interaction with the nervous system. Spine J 2011 Jun;11(6):500-5.
  • Schoenfeld A, Lehman RA Jr., Hsu J. Evaluation and Management of Combat-Related Spinal Injuries: A Review Based on Recent Experiences. Spine J 2012;12(9):817-23.
  • Dworak TC, Kang DG, Lehman RA Jr. Combat-related L3 fracture treated with L2-L4 posterior spinal fusion complicated by multidrug-resistant acinetobacter infection. Spine J. 2012;12(9):864-6.
  • Kang DG, Cody JP, Lehman RA Jr. Combat-related lumbopelvic dissociation treated with L4 to ilium posterior fusion. Spine J. 2012;12(9):860-1.
  • Kang DG, Dworak TC, Lehman RA Jr. Combat-related L5 burst fracture treated with L4-S1 posterior spinal fusion. Spine J. 2012;12(9):862-3.
  • Cody JP, Kang DG, Lehman RA Jr. Combat-related lumbopelvic dissociation treated with percutaneous sacroiliac screw placement. Spine 2012;12(9):858-9.
  • Lehman RA Jr, Lenke LG. Extensive epidural abscess treated with a thoracic laminoplasty. Spine J. 2011;11(8):798-9.
  • Lehman RA Jr. Vertebral body osteolysis after minimal-access transforaminal interbody fusion. Spine J. 2011 Jun;11(6):581-2.
  • Lehman RA Jr. Postoperative lymphocele after revision circumferential long-segment scoliosis construct for pseudarthrosis. Spine J. 2011 Jul;11(7):684-5. Epub 2011 Jun 29.
  • Blair JA, Patzkowski JC, Schoenfeld AJ, Cross Rivera JD, Grenier ES, Lehman RA, Hsu JR. Are spine injuries sustained in battle truly different? Spine J. 2012 Sep;12(9):824-9.
  • Dmitriev AE, Lehman RA Jr., Symes A. Response on Commentary to Bone morphogenetic protein-2 and spinal arthrodesis: the basic science perspective on protein interaction with the nervous system. Spine J. 2011 Aug;11(8):802-3.
  • Lehman RA Jr, Paik H, Eckel TT, Helgeson MD, Cooper PB, Bellabarba C. Low lumbar burst fractures: a unique fracture mechanism sustained in our current overseas conflicts. Spine J. 2012;12(9):784-90.
  • Lehman RA Jr., Kang DG. Commentary: An increasing awareness of the complications after transpsoas lumbar interbody fusion procedure. Spine J. 2011 Nov;11(11):1073-5.
  • Bevevino A, Lehman RA Jr. Commentary: Electromyographic thresholds for stimulated thoracic pedicle screws are influenced by multiple factors. Spine J. 2012 Feb;12(2):133-5.
  • Lehman RA Jr, Kang DG, Bellabarba C. A new classification for complex lumbosacral injuries. Spine J. 2012 Jul;12(7):612-28
  • Possley D, Freedman BA. Lehman RA Jr, The Effect of Vehicle Protection on Spine Injuries in Military Conflict. Spine J. 2012 Sep;12(9):849-57.
  • Kang DG, Lehman RA Jr, Carragee E. Wartime Spine Injuries: Understanding the Improvised Explosive Device and Biophysics of Blast Trauma. Spine J. 2012 Sep;12(9):849-57.
  • Lehman RA Jr, Cody JP, Kang DG. Open Lumbo-Sacral Spine Fractures with Thecal Sac Ligation Following Combat Blast Trauma. Spine J. 2012 Sep;12(9):867-8.
  • Blair J, Cross J, Lehman RA Jr, Schoenfeld A, Hsu J. Military penetrating spine injuries compared to blunt. Spine J. 2012 Sep;12(9):762-8.
  • Patzkowski J, Blair J, Cross J, Lehman RA Jr, Schoenfeld A, Hsu J. Multiple Associated Injuries Are Common with Spine Fractures During War. Spine J. 2012 Sep;12(9):791-7.
  • Blair J, Cross J, Patzkowski J, Lehman RA Jr, Schoenfeld A, Hsu J. Complications Associated with Military Spine Injuries. Spine J. 2012 Sep;12(9):756-61.
  • Paik H, Kang DG, Lehman RA, Gaume R, Ambati D, Dmitriev AE. The Biomechanical Consequences of Rod Reduction on Pedicle Screws: Should it be Avoided? Spine. (In Press).
  • Paik H, Dmitriev AE, Lehman RA, Ambati D, Gaume R, Kang DG, Lenke LG. The Effect of Pedicle Screw Hubbing on Pull-out Resistance in the Thoracic Spine. Spine J. 2012 May;12(5):417-24.
  • Dmitriev AE, Helgeson MD, Cardoso MJ, Cooper PB, Lehman RA. Do Expandable Cages Improve Segmental Stability Following Lumbar Corpectomy? An In Vitro Biomechanical Study. Spine J. (In Press).
  • Lehman R, Bevevino AJ, Brewer DD, Skelly AC, Anderson PA. A systematic review of cervical artificial disc replacement wear characteristics and durability. Evid Based Spine Care J. 2012 Feb;3(S1):31-8.
  • Blair JA, Patzkowski JC, Schoenfeld AJ, Cross Rivera JD, Grenier ES, Lehman RA, Hsu JR. Spinal Column Injuries Among Americans in The Global War on Terror. JBJS 2012 Sep 19;94(18):e1351-9.
  • Kang DG, Lehman RA, Laufer D, Bevevino AJ. Scoliosis Following Complex Combat Related Amputations. JBJS 2012 May 09;2(2):e19 1-4.
  • Bevevino AJ, Lehman RA. Care of Spine Injuries in the Combat Injured. Journal of the Spine Research Society. March 2012. (In Press).
  • Lehman RA Jr, Dmitriev AE, Wilson KW. Biomechanical analysis of the C2 intralaminar fixation technique using a cross-link and offset connector for an unstable atlantoaxial joint. Spine J. 2012 Feb;12(2):151-6.
  • Dmitriev AE, Castner S, Lehman RA Jr, Ling GS, Symes AJ. Alterations in recovery from spinal cord injury in rats treated with recombinant human bone morphogenetic protein-2 for posterolateral arthrodesis. J Bone Joint Surg Am. 2011 Aug 17;93(16):1488-99.
  • Kang D, Lehman RA Jr. Symptomatic Ectopic Intracanal Ossification Following Transforaminal Lumbar Interbody Fusion with rhBMP-2. Spine J. 2012 Jun;12(6):530-1.
  • Lehman RA Jr, Helgeson MD, Dmitriev AE, Bevevino A, Gaume R, Lenke LG. What is the best way to optimize thoracic kyphosis correction?: A Micro CT and Biomechanical Analysis of Pedicle Morphology and Screw Failure. Spine (Phila Pa 1976). 2012 Sep 1;37(19):E1171-6.
  • Lehman RA Jr., Huddleston P, Yaszemski M. Axial Spine Injuries in the Current Conflicts in Iraq and Afghanistan. J Am Acad Orthop Surg. 2012;20 Suppl 1:S13-7
  • Kang D, Lehman RA Jr., Potter BK. Lumbar Paraspinal Heterotopic Ossification. Spine J. 2012 Jul;12(7):631-3.
  • Kang D, Lehman RA Jr. Large Caliber Ballistic Fragment within the Spinal Canal. Spine J. 2012 Sep;12(9):869-70.
  • Lehman RA, Jr. Military Contributions to Spinal Care. Spine J. 2012 Sep;12(9):727-8.
  • Lehman RA, Jr. Outcomes Following Cervical Disc Arthroplasty in the Active Duty Population. J South Orthop 2013;22(1):10-15.
  • Bevevino A, Lehman RA, Jr. Access to Care Affects the Rate of Spinal Deformity Surgery Commentary: Differences in Treatment and Outcomes for Idiopathic Scoliosis Patients Treated in the United States from 1998-2007: Impact of Socioeconomic Variables and Ethnicity. Spine J 2013;13(2):124-6.
  • Kelly M, Lehman RA Jr., Lenke LG. Xrays Under Anesthesia as an Adjunct to Save Motion Segments in AIS Surgery. Spine J 2013 (In Press).
  • Lehman RA, Kang DG, Lenke LG, Sucato DJ, Bevevino AJ, Spinal Deformity Study Group (SDSG). Return to Sports after Surgery to Correct Adolescent Idiopathic Scoliosis. Accepted Spine J May 2013. (In press).
  • Lehman RA, Kang DG, Lenke LG, Gaume RE, Paik H. The Ventral Lamina and Superior Facet Rule: A Morphometric Analysis for Ideal Thoracic Pedicle Screw Placement. Accepted Spine J May 2013. (In press).
  • Paik H, Lehman RA, Kang DG, Bernstock J, Cardoso MJ, Dmitriev AE. Contributions of Transverse Connectors in the Setting of a Thoracic Pedicle Subtraction Osteotomy: A Cadaveric Biomechanical Analysis. Spine Deformity 2013 (In Press)
  • Bevevino AJ, Lehman RA, Tintle SM, Kang DG, Dworak TC, Potter BK. Incidence and Morbidity of Concomitant Spine Fractures in Combat Related Amputees. Rejected JBJS Apr 2012. Spine J Mar 2012 (In Press)
  • Wollowick A, Lehman RA, Kang KD. Timing of Surgical Staging in Adult Spinal Deformity Surgery: Is Later Better? Spine J 2013 (In Press)
  • Lehman RA, Bevevino AJ, Brewer D.D, Skelly AC, Anderson PA A systematic review of cervical artificial disc replacement wear characteristics and durability. Evid Based Spine Care J. 2012 Feb;3(S1):31-8
  • Helgeson MD, Kang DG, Lehman RA Jr, Dmitriev AE, Luhmann SJ. Tapping insertional torque allows prediction for better pedicle screw fixation and optimal screw size selection. Spine J. 2013;apr 17.