Suggestion of a safe zone for C1 pedicle screws depending on anatomical peculiarities

[1] Matthiessen C(2015)Epidemiology of atlas fractures–a national registry-based cohort study of 1,537 cases The Spine J Official J North Am Spine Soc 15 2332-2337

[2] Robinson Y(2008)Evaluation of morbidity, mortality and outcome following cervical spine injuries in elderly patients The Spine J Official J North Am Spine Soc 17 585-591

[3] Malik SA(2010)Upper cervical spine injuries: age-specific clinical features J Orthop Sci 15 485-492

[4] Murphy M(2001)Posterior C1–C2 fusion with polyaxial screw and rod fixation Spine 26 2467-2471

[5] Connolly P(2005)Anatomic considerations for the pedicle screw placement in the first cervical vertebra Spine 30 1519-1523

[6] O'Byrne J(2010)An alternate method for placement of C-1 screws J Neurosurg Spine 12 337-341

[7] Watanabe M(2002)Anatomic suitability of the C1–C2 complex for pedicle screw fixation Spine 27 1494-1498

[8] Sakai D(2014)Biomechanical advantage of C1 pedicle screws over C1 lateral mass screws: a cadaveric study The Spine J Official J North Am Spine Soc 23 724-731

[9] Yamamoto Y(2013)Biomechanical comparison of the pullout strengths of C1 lateral mass screws and C1 posterior arch screws The Spine J Official J North Am Spine Soc 13 1892-1896

[10] Sato M(2012)Routine insertion of the lateral mass screw via the posterior arch for C1 fixation: feasibility and related complications The Spine J Official J North Am Spine Soc 12 476-483

[1] Matthiessen C(2015)Epidemiology of atlas fractures–a national registry-based cohort study of 1,537 cases The Spine J Official J North Am Spine Soc 15 2332-2337

[2] Robinson Y(2008)Evaluation of morbidity, mortality and outcome following cervical spine injuries in elderly patients The Spine J Official J North Am Spine Soc 17 585-591

[3] Malik SA(2010)Upper cervical spine injuries: age-specific clinical features J Orthop Sci 15 485-492

[4] Murphy M(2001)Posterior C1–C2 fusion with polyaxial screw and rod fixation Spine 26 2467-2471

[5] Connolly P(2005)Anatomic considerations for the pedicle screw placement in the first cervical vertebra Spine 30 1519-1523

[6] O'Byrne J(2010)An alternate method for placement of C-1 screws J Neurosurg Spine 12 337-341

[7] Watanabe M(2002)Anatomic suitability of the C1–C2 complex for pedicle screw fixation Spine 27 1494-1498

[8] Sakai D(2014)Biomechanical advantage of C1 pedicle screws over C1 lateral mass screws: a cadaveric study The Spine J Official J North Am Spine Soc 23 724-731

[9] Yamamoto Y(2013)Biomechanical comparison of the pullout strengths of C1 lateral mass screws and C1 posterior arch screws The Spine J Official J North Am Spine Soc 13 1892-1896

[10] Sato M(2012)Routine insertion of the lateral mass screw via the posterior arch for C1 fixation: feasibility and related complications The Spine J Official J North Am Spine Soc 12 476-483