1. Tomé-Bermejo, F., Piñera, A. R., Alvarez, L. Osteoporosis and the management of spinal degenerative sisease (II). Arch Bone Jt Surg. 2017;5(5):363-374.
Google Scholar | Medline2. Lehman, R. A., Kang, D. G., Wagner, S. C. Management of osteoporosis in spine surgery. J Am Acad Orthop Surg. 2015;23(4):253-263.
Google Scholar | Crossref | Medline3. Makhni, M. C., Shillingford, J. N., Laratta, J. L., Hyun, S.-J., Kim, Y. J. Restoration of sagittal balance in spinal deformity surgery. J Korean Neurosurg Soc. 2018;61(2):167-179.
Google Scholar | Crossref | Medline4. Sabo, A., Hatgis, J., Granville, M., Jacobson, R. E. Multilevel contiguous osteoporotic lumbar compression fractures: The relationship of scoliosis to the development of cascading fractures. Cureus. 2017;9(12):e1962-15.
Google Scholar | Medline5. Abousayed, M., Boktor, J. G., Sultan, A. M., Koptan, W., El-Miligui, Y. Augmentation of fenestrated pedicle screws with cement in patients with osteoporotic spine. J Craniovertebr Junction Spine. 2018;9(1):20-25.
Google Scholar | Medline6. Kuklo, T. R., Lehman, R. A. Effect of various tapping diameters on insertion of thoracic pedicle screws: A biomechanical analysis. Spine. 2003;1528(18):2066-2071.
Google Scholar | Crossref7. Taniwaki, Y., Takemasa, R., Tani, T., Mizobuchi, H., Yamamoto, H. Enhancement of pedicle screw stability using calcium phosphatecement in osteoporotic vertebrae: In vivo biomechanical study. J Orthop Sci. 2003;8(3):408-414.
Google Scholar | Crossref | Medline8. Lehman, R. A., Polly, D. W., Kuklo, T. R., Cunningham, B., Kirk, K. L., Belmont, P. J. Straight-forward versus anatomic trajectory technique of thoracic pedicle screw fixation: A biomechanical analysis. Spine. 2003;1528(18):2058-2065.
Google Scholar | Crossref9. Yu, B.-S., Zhuang, X.-M., Zheng, Z.-M., Zhang, J.-F., Li, Z.-M., Lu, W. W. Biomechanical comparison of 4 fixation techniques of sacral pedicle screw in osteoporotic condition. J Spinal Disord Tech. 2010;23(6):404-409.
Google Scholar | Crossref | Medline10. Kurutz, M., Varga, P., Jakab, G. Prophylactic vertebroplasty versus kyphoplasty in osteoporosis: A comprehensive biomechanical matched-pair study by in vitro compressive testing. Med Eng Phys. 2019;65:46-56.
Google Scholar | Crossref | Medline11. Han, S., Hyun, S.-J., Kim, K.-J., Jahng, T.-A., Lee, S., Rhim, S.-C. Rod stiffness as a risk factor of proximal junctional kyphosis after adult spinal deformity surgery: Comparative study between cobalt chrome multiple-rod constructs and titanium alloy two-rod constructs. Spine J. 2017;17(7):962-968.
Google Scholar | Crossref | Medline12. Eck, J. C., Walker, M. P., Currier, B. L., Chen, Q., Yaszemski, M. J., An, K.-N. Biomechanical comparison of unicortical versus bicortical C1 lateral mass screw fixation. J Spinal Disord Tech. 2007;20(7):505-508.
Google Scholar | Crossref | Medline13. Su, B. W., Shimer, A. L., Chinthakunta, S., et al. Comparison of fatigue strength of C2 pedicle screws, C2 pars screws, and a hybrid construct in C1-C2 fixation. Spine. 2014;139(1):E12-E19.
Google Scholar | Crossref14. Kim, HS, Suk, KS, Moon, SH, et al. Safety evaluation of freehand lateral mass screw fixation in the subaxial cervical spine: evaluation of 1256 screws. Spine (Phila Pa 1976). 2015;40(1):2-5.
Google Scholar | Crossref | Medline15. Shimokawa, N., Takami, T. Surgical safety of cervical pedicle screw placement with computer navigation system. Neurosurg Rev. 2017;40(2):251-258.
Google Scholar | Crossref | Medline16. Cheung, J. P. Y., Luk, K. D.-K. Complications of anterior and posterior cervical spine surgery. Asian Spine Journal. 2016;10(2):385-400.
Google Scholar | Crossref | Medline17. Heller, J. G., Estes, B. T., Zaouali, M., Diop, A. Biomechanical study of screws in the lateral masses: variables affecting pull-out resistance. JBJS Am. 1996;78(9):1315-21.
Google Scholar | Crossref | Medline18. Hostin, R. A., Wu, C., Perra, J. H., Polly, D. W., Akesen, B., Wroblewski, J. M. A biomechanical evaluation of three revision screw strategies for failed lateral mass fixation. Spine. 2008;33(22):2415-2421.
Google Scholar | Crossref | Medline | ISI19. Lee, S.-H., Kim, K.-T., Abumi, K., Suk, K.-S., Lee, J. H., Park, K.-J. Cervical pedicle screw placement using the "key slot technique". J Spinal Disord Tech. 2-012;25(8):415-421.
Google Scholar | Crossref | Medline20. Cornefjord, M., Alemany, M., Olerud, C. Posterior fixation of subaxial cervical spine fractures in patients with ankylosing spondylitis. Eur Spine J. 2005;14(4):401-408.
Google Scholar | Crossref | Medline21. Mattei, T. A., Rehman, A. A., Issawi, A., Fassett, D. R. Surgical challenges in the management of cervical kyphotic deformity in patients with severe osteoporosis: An illustrative case of a patient with Hajdu-Cheney syndrome. Eur Spine J. 2015;24(12):2746-2753.
Google Scholar | Crossref | Medline22. Wu, C., Chen, C., Wu, W., et al. Biomechanical analysis of differential pull-out strengths of bone screws using cervical anterior transpedicular technique in normal and osteoporotic cervical cadaveric spines. Spine. 2015;40(1):E1-E8.
Google Scholar | Crossref | Medline23. Koller, H, Acosta, F, Tauber, M, et al. Cervical anterior transpedicular screw fixation (ATPS) – Part II. Accuracy of manual insertion and pull-out strength of ATPS. Eur Spine J. 2008;17(4):539-55.
Google Scholar | Crossref | Medline24. Veeravagu, A, Ponnusamy, K, Jiang, B, et al. Renal osteodystrophy: Neurosurgical considerations and challenges. World Neurosurg. 2012;78(1-2):191-33.
Google Scholar | Crossref | Medline25. Waschke, A, Berger-Roscher, N, Kielstein, H, Ewald, C, Kalff, R, Wilke, HJ. Cement augmented anterior odontoid screw fixation is biomechanically advantageous in osteoporotic patients with Anderson type II fractures. J Spinal Disord Tech. 2015;28(3):E126-32.
Google Scholar | Crossref | Medline26. Oppenlander, M. E., Bina, R., Snyder, L. A., Dickman, C. A. Intravertebral polymethylmethacrylate augmentation of anterior cervical discectomy fusion and plating in the setting of osteoporosis. J Spinal Disord Tech. 2014;27(3):185-188.
Google Scholar | Crossref | Medline27. Pitzen, T. R., Drumm, J., Bruchmann, B., Barbier, D. D., Steudel, W.-I. Effectiveness of cemented rescue screws for anterior cervical plate fixation. J Neurosurg Spine. 2006;4(1):60-63.
Google Scholar | Crossref | Medline28. Chen, C., Zhao, W., Liu, D., Sun, P., Wu, C., Ouyang, J. A biomechanical study to evaluate the effect of PMMA augmentation and restoration of the strength of cervical vertebral screws inserted in an osteoporotic vertebral body. J Spinal Disord Tech. 2014;27(4):224-231.
Google Scholar | Crossref | Medline29. Terreaux, L., Loubersac, T., Hamel, O., Bord, E., Robert, R., Buffenoir, K. Odontoid balloon kyphoplasty associated with screw fixation for Type II fracture in 2 elderly patients. J Neurosurg Spine. 2015;22(3):246-252.
Google Scholar | Crossref | Medline30. Kohlhof, H., Seidel, U., Hoppe, S., Keel, M. J., Benneker, L. M. Cement-augmented anterior screw fixation of Type II odontoid fractures in elderly patients with osteoporosis. Spine J. 2013;13(12):1858-1863.
Google Scholar | Crossref | Medline31. Schwarz, F., Lawson McLean, A., Waschke, A., Kalff, R. Cement-augmented anterior odontoid screw fixation in elderly patients with odontoid fracture. Clin Neurol Neurosurg. 2018;175:144-148.
Google Scholar | Crossref | Medline32. Waschke, A., Walter, J., Duenisch, P., Kalff, R., Ewald, C. Anterior cervical intercorporal fusion in patients with osteoporotic or tumorous fractures using a cement augmented cervical plate system. J Spinal Disord Tech. 2013;26:E112-E117.
Google Scholar | Crossref | Medline33. Tonosu, J., Watanabe, K., Abe, H., Higashikawa, A., Kato, S., Yamada, K. Anterior screw fixation for an odontoid fracture using an Acutrak 4/5 screw: A case report. Arch Orthop Trauma Surg. 2013;133(12):1681-1686.
Google Scholar | Crossref | Medline34. Vale, FL, Oliver, M, Cahill, DW. Rigid occipitocervical fusion. J Neurosurg. 1999;91(Suppl 2):144-150.
Google Scholar | Medline35. Liu, H., Zhang, B., Lei, J., Cai, X., Li, Z., Wang, Z. Biomechanical role of the C1 lateral mass screws in occipitoatlantoaxial fixation. Spine. 2016;41(22):E1312-E1318.
Google Scholar | Crossref | Medline36. Song, K. J., Kim, G. H., Choi, B. Y. Efficacy of PEEK cages and plate augmentation in three-level anterior cervical fusion of elderly patients. Clin Orthop Surg. 2011;3(1):9-15.
Google Scholar | Crossref | Medline37. Epstein, N. E. An argument for traditional posterior cervical fusion techniques: Evidence from 35 cases. Surg Neurol. 2008;70(1):45-51.
Google Scholar | Crossref | Medline38. Eleraky, M. A., Masferrer, R., Sonntag, V. K. H. Posterior atlantoaxial facet screw fixation in rheumatoid arthritis. J Neurosurg. 1998;89(1):8-12.
Google Scholar | Crossref | Medline39. Liu, G, Li, Q, Sheng, F, et al. Outcomes of occipitocervical fixation using a spinous process screw in C2 as a third anchor point for occipitocervical fixation: a case presentation. BMC Musculoskelet Disord. 2020;21(1):307.
Google Scholar | Crossref | Medline40. Cho, W., Le, J. T., Shimer, A. L., Werner, B. C., Glaser, J. A., Shen, F. H. Anatomy of lamina in the subaxial cervical spine with the special reference to translaminar screws. Clin Spine Surg. 2017;30(5):E535-E539.
Google Scholar | Crossref | Medline41. Ni, B., Guo, X., Xie, N., et al. C1-2 transarticular screws combined with C1 laminar hooks fixation: A modified posterior atlantoaxial fixation technique and outcome in 72 patients. Eur Spine J. 2013;22(2):260-267.
Google Scholar | Crossref | Medline | ISI42. Mizutani, J., Inoue, N., Otsuka, Y., Furuya, A., Espinoza Orias, A. A., Otsuka, T. Biomechanical and anatomical validity of the short posterior arch screw. Neurospine. 2019;16(2):347-353.
Google Scholar | Crossref | Medline43. Nagoshi, N., Suda, K., Morita, T., et al. C1 posterior arch screw as an auxiliary anchor in posterior reconstruction for atlantoaxial dislocation associated with type II odontoid fracture: A case report and review of the literature. Springerplus. 2014;3:672.
Google Scholar | Crossref | Medline44. Ebraheim, N. A., Liu, J., Patil, V., et al. An evaluation of halo pin insertion torque on outer table penetration in elderly patients. J Spinal Disord Tech. 2009;22(3):177-81.
Google Scholar | Crossref | Medline45. Buell, T. J., Chen, C. J., Quinn, J. C., et al. Alignment risk factors for proximal junctional kyphosis and the effect of lower thoracic junctional tethers for adult spinal deformity. World Neurosurg. 2019;121:e96-103.
Google Scholar | Crossref | Medline46. Barsa, P., Suchomel, P. Factors affecting sagittal malalignment due to cage subsidence in standalone cage assisted anterior cervical fusion. Eur Spine J. 2007;16(9):1395-1400.
Google Scholar | Crossref | Medline47. Haher, T. R., Yeung, A. W., Caruso, S. A., et al. Occipital screw pullout strength. Spine. 1999;24(1):5-9. doi:10.1097/00007632-199901010-00003.
Google Scholar | Crossref | Medline | ISI48. Park, CK, Hwang, JH, Ji, C, et al. Comparisons of unicortical and bicortical lateral mass screws in the cervical spine: safety vs strength. J Korean Neurosurg. 2001;30:1210-19.
Google Scholar49. Chen, I. H. Biomechanical evaluation of subcortical versus bicortical screw purchase in anterior