Research achievement

1. Ando K, Imagama S, Kaito T, Takenaka S, Sakai K, Egawa S, et al. Outcomes of Surgery for Thoracic Myelopathy Owing to Thoracic Ossification of The Ligamentum Flavum in a Nationwide Multicenter Prospectively Collected Study in 223 Patients: Is Instrumented Fusion Necessary? Spine (Phila Pa 1976). 2020;45(3):E170-E8.

2. Aono H, Takenaka S, Tobimatsu H, Nagamoto Y, Furuya M, Yamashita T, et al. Adjacent-segment disease after L3-4 posterior lumbar interbody fusion: does L3-4 fusion have cranial adjacent-segment degeneration similar to that after L4-5 fusion? J Neurosurg Spine. 2020:1-6.

3. Arima H, Ohba T, Kudo D, Shigematsu H, Kaito T, Saito W, et al. Expert consensus on surgical treatment for adolescent idiopathic scoliosis in Japan. J Orthop Sci. 2020.

4. Bal Z, Kushioka J, Kodama J, Kaito T, Yoshikawa H, Korkusuz P, et al. BMP and TGFbeta use and release in bone regeneration. Turk J Med Sci. 2020;50(SI-2):1707-22.

5. Fujimori T, Sakaura H, Ikegami D, Sugiura T, Mukai Y, Hosono N, et al. Two-level Posterior Lumbar Interbody Fusion at the Lumbosacral Segment has a High Risk of Pseudarthrosis and Poor Clinical Outcomes: Comparison Between the Lumbar and Lumbosacral Segments. Clin Spine Surg. 2020;33(10):E512-E8.

6. Hashimoto K, Kaito T, Furuya M, Seno S, Okuzaki D, Kikuta J, et al. In vivo dynamic analysis of BMP-2-induced ectopic bone formation. Sci Rep. 2020;10(1):4751.

7. Hashimoto K, Kaito T, Kikuta J, Ishii M. Intravital imaging of orthotopic and ectopic bone. Inflamm Regen. 2020;40(1):26.

8. Hirai T, Yoshii T, Ushio S, Hashimoto J, Mori K, Maki S, et al. Associations between Clinical Symptoms and Degree of Ossification in Patients with Cervical Ossification of the Posterior Longitudinal Ligament: A Prospective Multi-Institutional Cross-Sectional Study. J Clin Med. 2020;9(12).

9. Hirai T, Yoshii T, Ushio S, Mori K, Maki S, Katsumi K, et al. Clinical characteristics in patients with ossification of the posterior longitudinal ligament: A prospective multi-institutional cross-sectional study. Sci Rep. 2020;10(1):5532.

10. Hosogane N, Nojiri K, Suzuki S, Funao H, Okada E, Isogai N, et al. Reply to the Editor: Surgical Treatment of Osteoporotic Vertebral Fracture with Neurological Deficit-A Nationwide Multicenter Study in Japan. Spine Surg Relat Res. 2020;4(3):292-3.

11. Ishikawa Y, Watanabe K, Katsumi K, Ohashi M, Shibuya Y, Izumi T, et al. Short- versus long-segment posterior spinal fusion with vertebroplasty for osteoporotic vertebral collapse with neurological impairment in thoracolumbar spine: a multicenter study. BMC Musculoskelet Disord. 2020;21(1):513.

12. Isogai N, Hosogane N, Funao H, Nojiri K, Suzuki S, Okada E, et al. The Surgical Outcomes of Spinal Fusion for Osteoporotic Vertebral Fractures in the Lower Lumbar Spine with a Neurological Deficit. Spine Surg Relat Res. 2020;4(3):199-207.

13. Kaito T. In Lumbar Spinal Stenosis, Biportal Endoscopic Decompressive Laminectomy Did Not Differ from Microscopic Lumbar Decompressive Laminectomy for Low Back-Associated Disability and QoL at 1 Year. J Bone Joint Surg Am. 2020;102(16):1467.

14. Kashii M, Kitaguchi K, Makino T, Kaito T. Comparison in the same intervertebral space between titanium-coated and uncoated PEEK cages in lumbar interbody fusion surgery. J Orthop Sci. 2020;25(4):565-70.

15. Kawabata A, Yoshii T, Hirai T, Ushio S, Kaito T, Yamashita T, et al. Effect of bisphosphonates or teriparatide on mechanical complications after posterior instrumented fusion for osteoporotic vertebral fracture: a multi-center retrospective study. BMC Musculoskelet Disord. 2020;21(1):420.

16. Kitaguchi K, Kashii M, Ebina K, Kaito T, Okada R, Makino T, et al. The combined effects of teriparatide and anti-RANKL monoclonal antibody on bone defect regeneration in ovariectomized mice. Bone. 2020;130:115077.

17. Kodama J, Kaito T. Osteoclast Multinucleation: Review of Current Literature. Int J Mol Sci. 2020;21(16).

18. Kushioka J, Kaito T, Chijimatsu R, Okada R, Ishiguro H, Bal Z, et al. The small compound, TD-198946, protects against intervertebral degeneration by enhancing glycosaminoglycan synthesis in nucleus pulposus cells. Sci Rep. 2020;10(1):14190.

19. Kushioka J, Kaito T, Okada R, Ishiguro H, Bal Z, Kodama J, et al. A novel negative regulatory mechanism of Smurf2 in BMP/Smad signaling in bone. Bone Res. 2020;8(1):41.

20. Kushioka J, Takenaka S, Makino T, Sakai Y, Kashii M, Iwasaki M, et al. Risk factors for in-hospital mortality after spine surgery: a matched case-control study using a multicenter database. Spine J. 2020;20(3):321-8.

21. Makino T, Takenaka S, Sakai Y, Yoshikawa H, Kaito T. Comparison of Short-Term Radiographical and Clinical Outcomes After Posterior Lumbar Interbody Fusion With a 3D Porous Titanium Alloy Cage and a Titanium-Coated PEEK Cage. Global Spine J. 2020:2192568220972334.

22. Matsukawa K, Kaito T, Abe Y. Accuracy of cortical bone trajectory screw placement using patient-specific template guide system. Neurosurg Rev. 2020;43(4):1135-42.

23. Miyakoshi N, Kudo D, Matsuyama Y, Yamashita T, Kawakami M, Takahashi K, et al. Impact of Consultation Length on Satisfaction in Patients with Chronic Low Back Pain: A Nationwide Multicenter Study in Japan. Spine Surg Relat Res. 2020;4(3):208-15.

24. Murata K, Matsuoka Y, Nishimura H, Endo K, Suzuki H, Takamatsu T, et al. The factors related to the poor ADL in the patients with osteoporotic vertebral fracture after instrumentation surgery. Eur Spine J. 2020;29(7):1597-605.

25. Okada R, Kaito T, Ishiguro H, Kushioka J, Otsuru S, Kanayama S, et al. Assessment of effects of rhBMP-2 on interbody fusion with a novel rat model. Spine J. 2020;20(5):821-9.

26. Takenaka S, Kaito T, Ishii K, Watanabe K, Watanabe K, Shinohara A, et al. Influence of novel design alteration of pedicle screw on pull-out strength: A finite element study. J Orthop Sci. 2020;25(1):66-72.

27. Takenaka S, Kan S, Seymour B, Makino T, Sakai Y, Kushioka J, et al. Resting-state Amplitude of Low-frequency Fluctuation is a Potentially Useful Prognostic Functional Biomarker in Cervical Myelopathy. Clin Orthop Relat Res. 2020;478(7):1667-80.

28. Tsukazaki H, Kaito T. The Role of the IL-23/IL-17 Pathway in the Pathogenesis of Spondyloarthritis. Int J Mol Sci. 2020;21(17).

29. Yamagishi A, Sakaura H, Ishii M, Ohnishi A, Ohwada T. Postoperative Loss of Lumbar Lordosis Affects Clinical Outcomes in Patients with Pseudoarthrosis after Posterior Lumbar Interbody Fusion Using Cortical Bone Trajectory Screw Fixation. Asian Spine J. 2020.

1. Aono H, Ishii K, Takenaka S, Tobimatsu H, Nagamoto Y, Horii C, et al. Risk factors for a kyphosis recurrence after short-segment temporary posterior fixation for thoracolumbar burst fractures. J Clin Neurosci. 2019;66:138-43.

2. Fujimori T, Miwa T, Oda T. Responsiveness of the Japanese Orthopaedic Association Back Pain Evaluation Questionnaire in lumbar surgery and its threshold for indicating clinically important differences. Spine J. 2019;19(1):95-103.

3. Fujiwara H, Makino T, Yonenobu K, Moriguchi Y, Oda T, Kaito T. Efficacy of lumbar orthoses after posterior lumbar interbody fusion-a prospective randomized study. Medicine (Baltimore). 2019;98(15):e15183.

4. Ishiguro H, Kaito T, Hashimoto K, Kushioka J, Okada R, Tsukazaki H, et al. Administration of ONO-2506 suppresses neuropathic pain after spinal cord injury by inhibition of astrocytic activation. Spine J. 2019;19(8):1434-42.

5. Ishiguro H, Kaito T, Yarimitsu S, Hashimoto K, Okada R, Kushioka J, et al. Intervertebral disc regeneration with an adipose mesenchymal stem cell-derived tissue-engineered construct in a rat nucleotomy model. Acta Biomater. 2019;87:118-29.

6. Kaito T, Matsuyama Y, Yamashita T, Kawakami M, Takahashi K, Yoshida M, et al. Cost-effectiveness analysis of the pharmacological management of chronic low back pain with four leading drugs. J Orthop Sci. 2019;24(5):805-11.

7. Kaito T, Ohshima S, Fujiwara H, Makino T, Takenaka S, Sakai Y, et al. Predictors for progression of two different types of cervical lesions in rheumatoid arthritis treated with biologic agents. J Orthop Sci. 2019;24(2):214-8.

8. Kashii M, Kanayama S, Kitaoka T, Makino T, Kaito T, Iwasaki M, et al. Development of scoliosis in young children with osteogenesis imperfecta undergoing intravenous bisphosphonate therapy. J Bone Miner Metab. 2019;37(3):545-53.

9. Kushioka J, Kaito T, Chijimatsu R, Okada R, Ishiguro H, Bal Z, et al. A novel and efficient method for culturing mouse nucleus pulposus cells. Spine J. 2019;19(9):1573-83.

10. Maeno T, Okuda S, Haku T, Yamashita T, Matsumoto T, Sugiura T, et al. Anterior migration of an interbody graft in posterior lumbar interbody fusion: Report of three cases without removal of the migrated graft. J Orthop Sci. 2019;24(4):742-5.

11. Makino T, Kaito T, Sakai Y, Takenaka S, Yoshikawa H. Iatrogenic Arteriovenous Fistula and Retroperitoneal Hemorrhage After Tapping of Lumbar Pedicle Screws: A Case Report. JBJS Case Connect. 2019;9(3):e0477.

12. Makino T, Kaito T, Sakai Y, Takenaka S, Yoshikawa H. Health-related Quality of Life and Postural Changes of Spinal Alignment in Female Adolescents Associated With Back Pain in Adolescent Idiopathic Scoliosis: A Prospective Cross-sectional Study. Spine (Phila Pa 1976). 2019;44(14):E833-E40.

13. Makino T, Takenaka S, Okamura G, Sakai Y, Yoshikawa H, Kaito T. Dorsal spinal cord herniation at the thoracolumbar junction presenting with scalloping of ossification of the ligamentum flavum: case report. J Neurosurg Spine. 2019:1-5.

14. Nakajima H, Uchida K, Taguchi T, Yamashita T, Tominaga T, Tanaka M, et al. Multicenter cross-sectional study of the clinical features and types of treatment of spinal cord-related pain syndrome. J Orthop Sci. 2019;24(5):798-804.

15. Sakai Y, Kaito T, Takenaka S, Yamashita T, Makino T, Hosogane N, et al. Complications after spinal fixation surgery for osteoporotic vertebral collapse with neurological deficits: Japan Association of Spine Surgeons with ambition multicenter study. J Orthop Sci. 2019;24(6):985-90.

16. Sakaura H, Ikegami D, Fujimori T, Sugiura T, Mukai Y, Hosono N, et al. Early cephalad adjacent segment degeneration after posterior lumbar interbody fusion: a comparative study between cortical bone trajectory screw fixation and traditional trajectory screw fixation. J Neurosurg Spine. 2019;32(2):155-9.

17. Sakaura H, Ikegami D, Fujimori T, Sugiura T, Owaki H, Fuji T. Abdominal Aortic Calcification Is a Significant Poor Prognostic Factor for Clinical Outcomes After Decompressive Laminotomy for Lumbar Spinal Canal Stenosis. Global Spine J. 2019;9(7):724-8.

18. Sakaura H, Ohnishi A, Yamagishi A, Ohwada T. Differences in Postoperative Changes of Cervical Sagittal Alignment and Balance After Laminoplasty Between Cervical Spondylotic Myelopathy and Cervical Ossification of the Posterior Longitudinal Ligament. Global Spine J. 2019;9(3):266-71.

19. Sakaura H, Ohnishi A, Yamagishi A, Ohwada T. Early Fusion Status after Posterior Lumbar Interbody Fusion with Cortical Bone Trajectory Screw Fixation: A Comparison of Titanium-Coated Polyetheretherketone Cages and Carbon Polyetheretherketone Cages. Asian Spine J. 2019;13(2):248-53.

20. Scheiber AL, Guess AJ, Kaito T, Abzug JM, Enomoto-Iwamoto M, Leikin S, et al. Endoplasmic reticulum stress is induced in growth plate hypertrophic chondrocytes in G610C mouse model of osteogenesis imperfecta. Biochem Biophys Res Commun. 2019;509(1):235-40.

21. Takenaka S, Kan S, Seymour B, Makino T, Sakai Y, Kushioka J, et al. Towards prognostic functional brain biomarkers for cervical myelopathy: A resting-state fMRI study. Sci Rep. 2019;9(1):10456.

22. Takenaka S, Makino T, Sakai Y, Kashii M, Iwasaki M, Yoshikawa H, et al. Prognostic impact of intra- and postoperative management of dural tear on postoperative complications in primary degenerative lumbar diseases. Bone Joint J. 2019;101-B(9):1115-21.

23. Takenaka S, Makino T, Sakai Y, Kashii M, Iwasaki M, Yoshikawa H, et al. Dural tear is associated with an increased rate of other perioperative complications in primary lumbar spine surgery for degenerative diseases. Medicine (Baltimore). 2019;98(1):e13970.

24. Tamai K, Terai H, Suzuki A, Nakamura H, Watanabe K, Katsumi K, et al. Risk Factors for Proximal Junctional Fracture Following Fusion Surgery for Osteoporotic Vertebral Collapse with Delayed Neurological Deficits: A Retrospective Cohort Study of 403 Patients. Spine Surg Relat Res. 2019;3(2):171-7.

25. Tateiwa D, Yoshikawa H, Kaito T. Cartilage and Bone Destruction in Arthritis: Pathogenesis and Treatment Strategy: A Literature Review. Cells. 2019;8(8).

26. Ukon Y, Makino T, Kodama J, Tsukazaki H, Tateiwa D, Yoshikawa H, et al. Molecular-Based Treatment Strategies for Osteoporosis: A Literature Review. Int J Mol Sci. 2019;20(10).

27. Watanabe K, Katsumi K, Ohashi M, Shibuya Y, Hirano T, Endo N, et al. Surgical outcomes of spinal fusion for osteoporotic vertebral fracture in the thoracolumbar spine: Comprehensive evaluations of 5 typical surgical fusion techniques. J Orthop Sci. 2019;24(6):1020-6.

28. Watanabe K, Katsumi K, Ohashi M, Shibuya Y, Izumi T, Hirano T, et al. Surgical outcomes of spinal fusion for osteoporotic thoracolumbar vertebral fractures in patients with Parkinson's disease: what is the impact of Parkinson's disease on surgical outcome? BMC Musculoskelet Disord. 2019;20(1):103.

29. Yoshii T, Egawa S, Hirai T, Kaito T, Mori K, Koda M, et al. A systematic review and meta-analysis comparing anterior decompression with fusion and posterior laminoplasty for cervical ossification of the posterior longitudinal ligament. J Orthop Sci. 2020;25(1):58-65.

1. Fujimori T, Miwa T, Iwasaki M, Oda T. Cost-effectiveness of lumbar fenestration surgery in the Japanese universal health insurance system. J Orthop Sci. 2018;23(6):889-94.

2. Fujimori T, Miwa T, Iwasaki M, Oda T. Cost-effectiveness of posterior lumbar interbody fusion in the Japanese universal health insurance system. J Orthop Sci. 2018;23(2):299-303.

3. Fujiwara H, Oda T, Makino T, Moriguchi Y, Yonenobu K, Kaito T. Impact of Cervical Sagittal Alignment on Axial Neck Pain and Health-related Quality of Life After Cervical Laminoplasty in Patients With Cervical Spondylotic Myelopathy or Ossification of the Posterior Longitudinal Ligament: A Prospective Comparative Study. Clin Spine Surg. 2018;31(4):E245-E51.

4. Furuya M, Kikuta J, Fujimori S, Seno S, Maeda H, Shirazaki M, et al. Direct cell-cell contact between mature osteoblasts and osteoclasts dynamically controls their functions in vivo. Nat Commun. 2018;9(1):300.

5. Hosono N, Takenaka S, Mukai Y, Tateishi K, Fujiwara Y, Morishita Y, et al. Conventional JOA score for cervical myelopathy has a rater's bias -In comparison with JOACMEQ. J Orthop Sci. 2018;23(3):477-82.

6. Imamura T, Kaito T. [Homeostasis and Disorder of Musculoskeletal System.BMP and TGF signaling and locomotive tissues.]. Clin Calcium. 2018;28(3):313-8.

7. Ishida Y, Koh S, Kaito T, Nishida K. A Rare Form of Corneal Opacity Associated with Spondyloepiphyseal Dysplasia Congenita. Case Rep Ophthalmol. 2018;9(1):138-42.

8. Kaito T, Matsukawa K, Abe Y, Fiechter M, Zhu X, Fantigrossi A. Cortical pedicle screw placement in lumbar spinal surgery with a patient-matched targeting guide: A cadaveric study. J Orthop Sci. 2018;23(6):865-9.

9. Kaito T, Shimada M, Ichikawa H, Makino T, Takenaka S, Sakai Y, et al. Prevalence of and Predictive Factors for Scoliosis After Surgery for Congenital Heart Disease in the First Year of Life. JB JS Open Access. 2018;3(1):e0045.

10. Kanayama S, Kaito T, Kitaguchi K, Ishiguro H, Hashimoto K, Chijimatsu R, et al. ONO-1301 Enhances in vitro Osteoblast Differentiation and in vivo Bone Formation Induced by Bone Morphogenetic Protein. Spine (Phila Pa 1976). 2018;43(11):E616-E24.

11. Kitaguchi K, Kashii M, Ebina K, Kaito T, Okada R, Makino T, et al. Effects of single or combination therapy of teriparatide and anti-RANKL monoclonal antibody on bone defect regeneration in mice. Bone. 2018;106:1-10.

12. Kushioka J, Kaito T, Makino T, Fujiwara H, Tsukazaki H, Takenaka S, et al. Difference in the fusion rate and bone formation between artificial bone and iliac autograft inside an inter-body fusion cage - A comparison between porous hydroxyapatite/type 1 collagen composite and autologous iliac bone. J Orthop Sci. 2018;23(4):622-6.

13. Makino T, Honda H, Fujiwara H, Yoshikawa H, Yonenobu K, Kaito T. Low incidence of adjacent segment disease after posterior lumbar interbody fusion with minimum disc distraction: A preliminary report. Medicine (Baltimore). 2018;97(2):e9631.

14. Makino T, Kaito T, Sakai Y, Takenaka S, Yoshikawa H. Computed tomography color mapping for evaluation of bone ongrowth on the surface of a titanium-coated polyetheretherketone cage in vivo: A pilot study. Medicine (Baltimore). 2018;97(37):e12379.

15. Makino T, Tsukazaki H, Ukon Y, Tateiwa D, Yoshikawa H, Kaito T. The Biological Enhancement of Spinal Fusion for Spinal Degenerative Disease. Int J Mol Sci. 2018;19(8).

16. Mesfin A, Zhou F, Scemama C, Kaito T, Tornero E, Nassr A. The 2017 Cervical Spine Research Society International Traveling Fellowship. Spine (Phila Pa 1976). 2018;43(4):235-8.

17. Moriguchi Y, Borde B, Berlin C, Wipplinger C, Sloan SR, Kirnaz S, et al. In vivo annular repair using high-density collagen gel seeded with annulus fibrosus cells. Acta Biomater. 2018;79:230-8.

18. Moriguchi Y, Lee DS, Chijimatsu R, Thamina K, Masuda K, Itsuki D, et al. Impact of non-thermal plasma surface modification on porous calcium hydroxyapatite ceramics for bone regeneration. PLoS One. 2018;13(3):e0194303.

19. Moriya S, Ohba S, Adachi K, Nishiyama Y, Hayashi T, Nagahisa S, et al. A retrospective study of bevacizumab for treatment of brainstem glioma with malignant features. J Clin Neurosci. 2018;47:228-33.

20. Otsuru S, Desbourdes L, Guess AJ, Hofmann TJ, Relation T, Kaito T, et al. Extracellular vesicles released from mesenchymal stromal cells stimulate bone growth in osteogenesis imperfecta. Cytotherapy. 2018;20(1):62-73.

21. Sakai Y, Takenaka S, Matsuo Y, Fujiwara H, Honda H, Makino T, et al. Hounsfield unit of screw trajectory as a predictor of pedicle screw loosening after single level lumbar interbody fusion. J Orthop Sci. 2018;23(5):734-8.

22. Sakaura H, Miwa T, Yamashita T, Kuroda Y, Ohwada T. Cortical bone trajectory screw fixation versus traditional pedicle screw fixation for 2-level posterior lumbar interbody fusion: comparison of surgical outcomes for 2-level degenerative lumbar spondylolisthesis. J Neurosurg Spine. 2018;28(1):57-62.

23. Takahashi Y, Kou I, Ogura Y, Miyake A, Takeda K, Nakajima M, et al. A Replication Study for the Association of rs11190870 With Curve Severity in Adolescent Idiopathic Scoliosis in Japanese. Spine (Phila Pa 1976). 2018;43(10):688-92.

24. Takenaka S, Mukai Y, Hosono N, Kaito T. Improvement of thoracic myelopathy following bariatric surgery in an obese patient. BMJ Case Rep. 2018;2018.

1. Aono H, Ishii K, Tobimatsu H, Nagamoto Y, Takenaka S, Furuya M, et al. Temporary short-segment pedicle screw fixation for thoracolumbar burst fractures: comparative study with or without vertebroplasty. Spine J. 2017;17(8):1113-9.

2. Fujibayashi S, Kawakami N, Asazuma T, Ito M, Mizutani J, Nagashima H, et al. Complications Associated With Lateral Interbody Fusion: Nationwide Survey of 2998 Cases During the First 2 Years of Its Use in Japan. Spine (Phila Pa 1976). 2017;42(19):1478-84.

3. Fujimori T, Iwasaki M, Nagamoto Y, Kashii M, Takao M, Sugiura T, et al. Reliability and Usefulness of Intraoperative 3-Dimensional Imaging by Mobile C-Arm With Flat-Panel Detector. Clin Spine Surg. 2017;30(1):E64-E75.

4. Fujimori T, Le H, Schairer W, Inoue S, Iwasaki M, Oda T, et al. The Relationship Between Cervical Degeneration and Global Spinal Alignment in Patients With Adult Spinal Deformity. Clin Spine Surg. 2017;30(4):E423-E9.

5. Fujimori T, Tamura A, Miwa T, Iwasaki M, Oda T. Severe cervical flexion myelopathy with long tract signs: a case report and a review of literature. Spinal Cord Ser Cases. 2017;3:17016.

6. Glassman S, Carreon LY, Andersen M, Asher A, Eiskjaer S, Gehrchen M, et al. Predictors of Hospital Readmission and Surgical Site Infection in the United States, Denmark, and Japan: Is Risk Stratification a Universal Language? Spine (Phila Pa 1976). 2017;42(17):1311-5.

7. Grunert P, Moriguchi Y, Grossbard BP, Ricart Arbona RJ, Bonassar LJ, Hartl R. Degenerative changes of the canine cervical spine after discectomy procedures, an in vivo study. BMC Vet Res. 2017;13(1):193.

8. Kaito T, Ohshima S, Fujiwara H, Makino T, Yonenobu K, Yoshikawa H. Incidence and risk factors for cervical lesions in patients with rheumatoid arthritis under the current pharmacologic treatment paradigm. Mod Rheumatol. 2017;27(4):593-7.

9. Kashii M, Masuhara K, Kaito T, Iwasaki M. Rotatory Subluxation and Facet Deformity in the Atlanto-occipital Joint in Patients with Chronic Atlantoaxial Rotatory Fixation: Two Case Reports. J Orthop Case Rep. 2017;7(6):59-63.

10. Kobayashi K, Imagama S, Ando K, Ishiguro N, Yamashita M, Eguchi Y, et al. Risk Factors for Delirium After Spine Surgery in Extremely Elderly Patients Aged 80 Years or Older and Review of the Literature: Japan Association of Spine Surgeons with Ambition Multicenter Study. Global Spine J. 2017;7(6):560-6.

11. Kobayashi K, Imagama S, Ando K, Ishiguro N, Yamashita M, Eguchi Y, et al. Complications Associated With Spine Surgery in Patients Aged 80 Years or Older: Japan Association of Spine Surgeons with Ambition (JASA) Multicenter Study. Global Spine J. 2017;7(7):636-41.

12. Kushioka J, Yamashita T, Okuda S, Maeno T, Matsumoto T, Yamasaki R, et al. High-dose tranexamic acid reduces intraoperative and postoperative blood loss in posterior lumbar interbody fusion. J Neurosurg Spine. 2017;26(3):363-7.

13. Makino T, Kaito T, Fujiwara H, Honda H, Sakai Y, Takenaka S, et al. Risk Factors for Poor Patient-Reported Quality of Life Outcomes After Posterior Lumbar Interbody Fusion: An Analysis of 2-Year Follow-up. Spine (Phila Pa 1976). 2017;42(19):1502-10.

14. Makino T, Sakai Y, Kashii M, Takenaka S, Sugamoto K, Yoshikawa H, et al. Differences in vertebral morphology around the apical vertebrae between neuromuscular scoliosis and idiopathic scoliosis in skeletally immature patients: a three-dimensional morphometric analysis. BMC Musculoskelet Disord. 2017;18(1):459.

15. Matsumoto T, Okuda S, Maeno T, Yamashita T, Yamasaki R, Sugiura T, et al. Spinopelvic sagittal imbalance as a risk factor for adjacent-segment disease after single-segment posterior lumbar interbody fusion. J Neurosurg Spine. 2017;26(4):435-40.

16. Moriguchi Y, Mojica-Santiago J, Grunert P, Pennicooke B, Berlin C, Khair T, et al. Total disc replacement using tissue-engineered intervertebral discs in the canine cervical spine. PLoS One. 2017;12(10):e0185716.

17. Morita M, Miyauchi A, Okuda S, Oda T, Iwasaki M. Electrophysiological Study for Nerve Root Entrapment in Patients With Isthmic Spondylolisthesis. Clin Spine Surg. 2017;30(3):E198-E204.

18. Nagamoto Y, Takenaka S, Aono H. Postoperative Spinal Subdural Lesions Following Lumbar Spine Surgery: Prevalence and Risk Factors. Asian Spine J. 2017;11(5):793-803.

19. Navarro-Ramirez R, Lang G, Moriguchi Y, Elowitz E, Corredor JA, Avila MJ, et al. Are Locked Facets a Contraindication for Extreme Lateral Interbody Fusion? World Neurosurg. 2017;100:607-18.

20. Ogura Y, Kou I, Takahashi Y, Takeda K, Minami S, Kawakami N, et al. A functional variant in MIR4300HG, the host gene of microRNA MIR4300 is associated with progression of adolescent idiopathic scoliosis. Hum Mol Genet. 2017;26(20):4086-92.

21. Otsuru S, Overholt KM, Olson TS, Hofmann TJ, Guess AJ, Velazquez VM, et al. Hematopoietic derived cells do not contribute to osteogenesis as osteoblasts. Bone. 2017;94:1-9.

22. Parajon A, Alimi M, Navarro-Ramirez R, Christos P, Torres-Campa JM, Moriguchi Y, et al. Minimally Invasive Transforaminal Lumbar Interbody Fusion: Meta-analysis of the Fusion Rates. What is the Optimal Graft Material? Neurosurgery. 2017;81(6):958-71.

23. Takenaka S, Aono H. Prediction of Postoperative Clinical Recovery of Drop Foot Attributable to Lumbar Degenerative Diseases, via a Bayesian Network. Clin Orthop Relat Res. 2017;475(3):872-80.

24. Takenaka S, Mukai Y, Tateishi K, Hosono N, Fuji T, Kaito T. Clinical Outcomes After Posterior Lumbar Interbody Fusion: Comparison of Cortical Bone Trajectory and Conventional Pedicle Screw Insertion. Clin Spine Surg. 2017;30(10):E1411-E8.

25. Tamai K, Terai H, Suzuki A, Nakamura H, Yamashita M, Eguchi Y, et al. Risk factors of cervical surgery related complications in patients older than 80 years. Spine Surg Relat Res. 2017;1(4):179-84.

1. Aono H, Tobimatsu H, Ariga K, Kuroda M, Nagamoto Y, Takenaka S, Furuya M, Iwasaki M. Surgical outcomes of temporary short-segment instrumentation without augmentation for thoracolumbar burst fractures. Injury. 2016;47(6):1337-44.

2. Fujimori T, Iwasaki M, Nagamoto Y, Kashii M, Takao M, Sugiura T, Yoshikawa H. Reliability and Usefulness of Intraoperative Three-Dimensional Imaging by Mobile C-Arm With Flat-Panel Detector. Clin Spine Surg. 2016;May 26. [Epub ahead of print].

3. Fujimori T, Okuda S, Iwasaki M, Yamasaki R, Maeno T, Yamashita T, Matsumoto T, Wada E, Oda T. Validity of the Japanese Orthopaedic Association scoring system based on patient-reported improvement after posterior lumbar interbody fusion. Spine J. 2016;Jan 26. [Epub ahead of print].

4. Fujimori T, Watabe T, Iwamoto Y, Hamada S, Iwasaki M, Oda T. Prevalence, Concomitance, and Distribution of Ossification of the Spinal Ligaments: Results of Whole Spine CT Scans in 1500 Japanese Patients. Spine (Phila Pa 1976). 2016;Apr 23. [Epub ahead of print].

5. Kaito T. Point of View. Spine (Phila Pa 1976). 2016;41(8):661.

6. Kashii M, Matuso Y, Sugiura T, Fujimori T, Nagamoto Y, Makino T, Kaito T, Ebina K, Iwasaki M, Yoshikawa H. Circulating sclerostin and dickkopf-1 levels in ossification of the posterior longitudinal ligament of the spine. J Bone Miner Metab. 2016;34(3):315-24.

7. Makino T, Kaito T, Sakai Y, Kashii M, Yoshikawa H. Asymmetrical ossification in the epiphyseal ring of patients with adolescent idiopathic scoliosis: a retrospective review. Bone Joint J. 2016;98-b(5):666-71.

8. Okuda S, Fujimori T, Oda T, Yamasaki R, Maeno T, Yamashita T, Matsumoto T, Iwasaki M. Patient-Based Surgical Outcomes of Posterior Lumbar Interbody Fusion: Patient Satisfaction Analysis. Spine (Phila Pa 1976). 2016;41(3):E148-54.

9. Oshima K, Hashimoto N, Sotobori T, Joyama S, Tanigami H, Nakanishi K, Araki N. New Magnetic Resonance Imaging Features Predictive for Post-Treatment Ambulatory Function: Imaging Analysis of Metastatic Spinal Cord Compression. Spine (Phila Pa 1976). 2016;41(7):E422-9.

10. Sakaura H, Miwa T, Kuroda Y, Ohwada T. Surgical outcomes after laminoplasty for cervical spondylotic myelopathy in patients with renal dysfunction and/or aortic arch calcification. J Neurosurg Spine. 2016;May 27. [Epub ahead of print]:1-4.

11. Sakaura H, Miwa T, Kuroda Y, Ohwada T. Incidence and Risk Factors for Late Neurologic Deterioration after C3-C6 Laminoplasty for Cervical Spondylotic Myelopathy. Global Spine J. 2016;6(1):53-9.

12. Sakaura H, Miwa T, Yamashita T, Kuroda Y, Ohwada T. Posterior lumbar interbody fusion with cortical bone trajectory screw fixation versus posterior lumbar interbody fusion using traditional pedicle screw fixation for degenerative lumbar spondylolisthesis: a comparative study. J Neurosurg Spine. 2016; May 27. [Epub ahead of print]:1-5.

13. Sakaura H, Miwa T, Yamashita T, Kuroda Y, Ohwada T. Lifestyle-Related Diseases Affect Surgical Outcomes after Posterior Lumbar Interbody Fusion. Global Spine J. 2016;6(1):2-6.

14. Takenaka S, Hosono N, Mukai Y, Tateishi K, Fuji T. Significant reduction in the incidence of C5 palsy after cervical laminoplasty using chilled irrigation water. Bone Joint J. 2016;98-b(1):117-24.

15. Takenaka S, Tateishi K, Hosono N, Mukai Y, Fuji T. Preoperative retrolisthesis as a risk factor of postdecompression lumbar disc herniation. J Neurosurg Spine. 2016;24(4):592-601.

1. Fujimori T, Le H, Hu SS, Chin C, Pekmezci M, Schairer W, Tay BK, Hamasaki T, Yoshikawa H, Iwasaki M. Ossification of the posterior longitudinal ligament of the cervical spine in 3161 patients: a CT-based study. Spine (Phila Pa 1976). 2015;40(7):E394-403.

2. Fujimori T, Le H, Schairer W, Inoue S, Iwasaki M, Oda T, Hu SS. The Relationship Between Cervical Degeneration and Global Spinal Alignment in Patients With Adult Spinal Deformity. J Spinal Disord Tech. 2015;Oct 14. [Epub ahead of print].

3. Fujimori T, Le H, Schairer WW, Berven SH, Qamirani E, Hu SS. Does Transforaminal Lumbar Interbody Fusion Have Advantages over Posterolateral Lumbar Fusion for Degenerative Spondylolisthesis? Global Spine J. 2015;5(2):102-9.

4. Ikegami D, Matsuoka T, Aoki Y. Immediate Reduction of a Retro-odontoid Synovial Cyst Following Lateral Atlantoaxial Joint Puncture and Arthrography: A Case Report. Spine (Phila Pa 1976). 2015;40(10):E609-12.

5. Ikegami D, Matsuoka T, Miyoshi Y, Murata Y, Aoki Y. Proximal Junctional Failure After Long-Segment Instrumentation for Degenerative Lumbar Kyphosis With Ankylosing Spinal Disorder. Spine (Phila Pa 1976). 2015;40(12):E740-3.

6. Kashii M, Yamazaki R, Yamashita T, Okuda S, Fujimori T, Nagamoto Y, Tamura Y, Oda T, Ohwada T, Iwasaki M, Yoshikawa H. Factors affecting postoperative activities of daily living in patients with osteoporotic vertebral collapse with neurological deficits. J Bone Miner Metab. 2015;33(4):422-31.

7. Makino T, Kaito T, Kashii M, Iwasaki M, Yoshikawa H. Low back pain and patient-reported QOL outcomes in patients with adolescent idiopathic scoliosis without corrective surgery. Springerplus. 2015;4:397.

8. Matsuo Y, Kaito T, Iwasaki M, Sugiura T, Fujimori T, Nagamoto Y, Kashii M, Murase T, Yoshikawa H, Sugamoto K. 3D morphometric analysis of laminae and facet joints in patients with degenerative spondylolisthesis. Mod Rheumatol. 2015;25(5):756-60.

9. Morimoto T, Kaito T, Matsuo Y, Sugiura T, Kashii M, Makino T, Iwasaki M, Yoshikawa H. The bone morphogenetic protein-2/7 heterodimer is a stronger inducer of bone regeneration than the individual homodimers in a rat spinal fusion model. Spine J. 2015;15(6):1379-90.

10. Nagamoto Y, Iwasaki M, Sakaura H, Sugiura T, Fujimori T, Matsuo Y, Kashii M, Murase T, Yoshikawa H, Sugamoto K. Sacroiliac joint motion in patients with degenerative lumbar spine disorders. J Neurosurg Spine. 2015;23(2):209-16.

11. Oshima K, Iwasaki M, Sakaura H, Fujimori T, Nagamoto Y, Yoshikawa H. Comparison of the Japanese orthopaedic association score and the Japanese orthopaedic association cervical myelopathy evaluation questionnaire scores: time-dependent changes in patients with cervical spondylotic myelopathy and posterior longitudinal ligament. Asian Spine J. 2015;9(1):47-53.

12. Sugiura T, Kashii M, Matsuo Y, Morimoto T, Honda H, Kaito T, Iwasaki M, Yoshikawa H. Intermittent administration of teriparatide enhances graft bone healing and accelerates spinal fusion in rats with glucocorticoid-induced osteoporosis. Spine J. 2015;15(2):298-306.

1. Aono H, Nagamoto Y, Tobimatsu H, Takenaka S, Iwasaki M. Surgical outcomes for painless drop foot due to degenerative lumbar disorders. J Spinal Disord Tech. 2014;27(7):E258-61.

2. Fujimori T, Inoue S, Le H, Schairer WW, Berven SH, Tay BK, Deviren V, Burch S, Iwasaki M, Hu SS. Long fusion from sacrum to thoracic spine for adult spinal deformity with sagittal imbalance: upper versus lower thoracic spine as site of upper instrumented vertebra. Neurosurg Focus. 2014;36(5):E9.

3. Fujimori T, Iwasaki M, Nagamoto Y, Matsuo Y, Ishii T, Sugiura T, Kashii M, Murase T, Sugamoto K, Yoshikawa H. Kinematics of the thoracic spine in trunk lateral bending: in vivo three-dimensional analysis. Spine J. 2014;14(9):1991-9.

4. Fujimori T, Iwasaki M, Okuda S, Takenaka S, Kashii M, Kaito T, Yoshikawa H. Long-term results of cervical myelopathy due to ossification of the posterior longitudinal ligament with an occupying ratio of 60% or more. Spine (Phila Pa 1976). 2014;39(1):58-67.

5. Fujimori T, Yaszay B, Bartley CE, Bastrom TP, Newton PO. Safety of pedicle screws and spinal instrumentation for pediatric patients: comparative analysis between 0- and 5-year-old, 5- and 10-year-old, and 10- and 15-year-old patients. Spine (Phila Pa 1976). 2014;39(7):541-9.

6. Makino T, Kaito T, Fujiwara H, Ishii T, Iwasaki M, Yoshikawa H, Yonenobu K. Does fusion status after posterior lumbar interbody fusion affect patient-based QOL outcomes? An evaluation performed using a patient-based outcome measure. J Orthop Sci. 2014;19(5):707-12.

7. Makino T, Kaito T, Tsuboi H, Fujiwara H, Yonenobu K. Late-onset deep surgical-site infection after posterior lumbar interbody fusion in a patient treated with tocilizumab; unusual changes in inflammatory markers. Eur Spine J. 2014;23 Suppl 2:296-301.

8. Morimoto T, Kaito T, Kashii M, Matsuo Y, Sugiura T, Iwasaki M, Yoshikawa H. Effect of Intermittent Administration of Teriparatide (Parathyroid Hormone 1-34) on Bone Morphogenetic Protein-Induced Bone Formation in a Rat Model of Spinal Fusion. J Bone Joint Surg Am. 2014;96(13):e107.

9. Nagamoto Y, Iwasaki M, Sugiura T, Fujimori T, Matsuo Y, Kashii M, Sakaura H, Ishii T, Murase T, Yoshikawa H, Sugamoto K. In vivo 3D kinematic changes in the cervical spine after laminoplasty for cervical spondylotic myelopathy. J Neurosurg Spine. 2014;21(3):417-24.

10. Okuda S, Oda T, Yamasaki R, Haku T, Maeno T, Iwasaki M. Posterior lumbar interbody fusion with total facetectomy for low-dysplastic isthmic spondylolisthesis: effects of slip reduction on surgical outcomes: clinical article. J Neurosurg Spine. 2014;21(2):171-8.

11. Okuda S, Oda T, Yamasaki R, Maeno T, Iwasaki M. Repeated adjacent-segment degeneration after posterior lumbar interbody fusion. J Neurosurg Spine. 2014;20(5):538-41.

12. Sakaura H, Hosono N, Mukai Y, Iwasaki M, Yoshikawa H. C3-6 laminoplasty for cervical spondylotic myelopathy maintains satisfactory long-term surgical outcomes. Global Spine J. 2014;4(3):169-74.

13. Sugiura T, Nagamoto Y, Iwasaki M, Kashii M, Kaito T, Murase T, Tomita T, Yoshikawa H, Sugamoto K. In vivo 3D kinematics of the upper cervical spine during head rotation in rheumatoid arthritis. J Neurosurg Spine. 2014;20(4):404-10.

14. Takenaka S, Kaito T, Hosono N, Miwa T, Oda T, Okuda S, Yamashita T, Oshima K, Ariga K, Asano M, Fuchiya T, Kuroda Y, Nagamoto Y, Makino T, Yamazaki R, Yonenobu K. Neurological manifestations of thoracic myelopathy. Arch Orthop Trauma Surg. 2014;134(7):903-12.

15. Takenaka S, Mukai Y, Hosono N, Fuji T. Major surgical treatment of osteoporotic vertebral fractures in the elderly: a comparison of anterior spinal fusion, anterior-posterior combined surgery and posterior closing wedge osteotomy. Asian Spine J. 2014;8(3):322-30.

16. Takenaka S, Mukai Y, Hosono N, Tateishi K, Fuji T. Vertebral osteolytic defect due to cellulose particles derived from gauze fibers after posterior lumbar interbody fusion. J Neurosurg Spine. 2014;21(6):877-81.

17. Yamashita T, Sakaura H, Miwa T, Ohwada T. Modified posterior lumbar interbody fusion for radiculopathy following healed vertebral collapse of the middle-lower lumbar spine. Global Spine J. 2014;4(4):255-62.

1. Aono H, Kakunaga S, Koide S, Tobimatsu H, Kuroda M, Kudawara I, Mori K, Konishi E, Ueda T. Primary amyloidoma in epidural and paravertebral space of the lumbar spine. Spine J. 2013;13(10):e27-30.

2. Fujimori T, Iwasaki M, Nagamoto Y, Kashii M, Sakaura H, Yoshikawa H. Extraneural metastasis of ependymoma in the cauda equina. Global Spine J. 2013;3(1):33-40.

3. Fujimori T, Le H, Ziewacz JE, Chou D, Mummaneni PV. Is there a difference in range of motion, neck pain, and outcomes in patients with ossification of posterior longitudinal ligament versus those with cervical spondylosis, treated with plated laminoplasty? Neurosurg Focus. 2013;35(1):E9.

4. Fujiwara H, Kaito T, Takenaka S, Makino T, Yonenobu K. Thoracic spinal epidural angiolipoma: report of two cases and review of the literature. Turk Neurosurg. 2013;23(2):271-7.

5. Ishii M, Iwasaki M, Ohwada T, Oda T, Matsuoka T, Tamura Y, Izawa K. Postoperative deep surgical-site infection after instrumented spinal surgery: a multicenter study. Global Spine J. 2013;3(2):95-102.

6. Kaito T, Johnson J, Ellerman J, Tian H, Aydogan M, Chatsrinopkun M, Ngo S, Choi C, Wang JC. Synergistic effect of bone morphogenetic proteins 2 and 7 by ex vivo gene therapy in a rat spinal fusion model. J Bone Joint Surg Am. 2013;95(17):1612-9.

7. Kaito T, Ohshima S, Fujiwara H, Makino T, Yonenobu K. Predictors for the progression of cervical lesion in rheumatoid arthritis under the treatment of biological agents. Spine (Phila Pa 1976). 2013;38(26):2258-63.

8. Kashii M, Yamazaki R, Yamashita T, Okuda S, Fujimori T, Nagamoto Y, Tamura Y, Oda T, Ohwada T, Yoshikawa H, Iwasaki M. Surgical treatment for osteoporotic vertebral collapse with neurological deficits: retrospective comparative study of three procedures--anterior surgery versus posterior spinal shorting osteotomy versus posterior spinal fusion using vertebroplasty. Eur Spine J. 2013;22(7):1633-42.

9. Makino T, Kaito T, Fujiwara H, Yonenobu K. Lumbar scoliosis in rheumatoid arthritis: epidemiological research with a DXA cohort. Spine (Phila Pa 1976). 2013;38(6):E339-43.

10. Miwa T, Hosono N, Mukai Y, Makino T, Kandori A, Fuji T. Finger-tapping motion analysis in cervical myelopathy by magnetic-sensor tapping device. J Spinal Disord Tech. 2013;26(6):E204-8.

11. Miwa T, Sakaura H, Yamashita T, Suzuki S, Ohwada T. Surgical outcomes of additional posterior lumbar interbody fusion for adjacent segment disease after single-level posterior lumbar interbody fusion. Eur Spine J. 2013;22(12):2864-8.

12. Miwa T, Yamashita T, Sakaura H, Ohzono K, Ohwada T. Steroid-induced paraparesis: spinal epidural lipomatosis complicated by a wedge deformity of the middle thoracic vertebrae. Intern Med. 2013;52(14):1621-4.

13. Mukai Y, Takenaka S, Hosono N, Miwa T, Fuji T. Intramuscular pressure of the multifidus muscle and low-back pain after posterior lumbar interbody fusion: comparison of mini-open and conventional approaches. J Neurosurg Spine. 2013;19(6):651-7.

14. Sakaura H, Yamashita T, Miwa T, Ohzono K, Ohwada T. Symptomatic adjacent segment pathology after posterior lumbar interbody fusion for adult low-grade isthmic spondylolisthesis. Global Spine J. 2013;3(4):219-24.

15. Sakaura H, Yamashita T, Miwa T, Ohzono K, Ohwada T. Outcomes of 2-level posterior lumbar interbody fusion for 2-level degenerative lumbar spondylolisthesis. J Neurosurg Spine. 2013;19(1):90-4.

16. Sakaura H, Yasui Y, Miwa T, Yamashita T, Ohzono K, Ohwada T. Cervical myelopathy caused by invagination of anomalous lamina of the axis. J Neurosurg Spine. 2013;19(6):694-6.

17. Takenaka S, Hosono N, Mukai Y, Miwa T, Fuji T. The use of cooled saline during bone drilling to reduce the incidence of upper-limb palsy after cervical laminoplasty: clinical article. J Neurosurg Spine. 2013;19(4):420-7.

18. Yamasaki R, Okuda S, Maeno T, Haku T, Iwasaki M, Oda T. Surgical outcomes of posterior thoracic interbody fusion for thoracic disc herniations. Eur Spine J. 2013;22(11):2496-503.

1. Fujimori T, Iwasaki M, Nagamoto Y, Ishii T, Kashii M, Murase T, Sugiura T, Matsuo Y, Sugamoto K, Yoshikawa H. Kinematics of the thoracic spine in trunk rotation: in vivo 3-dimensional analysis. Spine (Phila Pa 1976). 2012;37(21):E1318-28.

2. Fujimori T, Iwasaki M, Nagamoto Y, Ishii T, Sakaura H, Kashii M, Yoshikawa H, Sugamoto K. Three-dimensional measurement of growth of ossification of the posterior longitudinal ligament. J Neurosurg Spine. 2012;16(3):289-95.

3. Fujimori T, Iwasaki M, Nagamoto Y, Kashii M, Ishii T, Sakaura H, Sugamoto K, Yoshikawa H. Three-dimensional measurement of intervertebral range of motion in ossification of the posterior longitudinal ligament: are there mobile segments in the continuous type? J Neurosurg Spine. 2012;17(1):74-81.

4. Fujimori T, Kuriyama K, Yamamoto K, Moritomo H, Yoshikawa H. Occult posterolateral rotatory dislocation of the elbow with olecranon fracture in a child: a case report. J Med Case Rep. 2012;6:273.

5. Fujiwara H, Kaito T, Makino T, Yonenobu K. Positional occlusion of the vertebral artery in a case of rheumatoid atlantoaxial subluxation presenting with multiple cerebral and cerebellar infarction. Mod Rheumatol. 2012;22(4):605-9.

6. Hosono N, Takenaka S, Mukai Y, Makino T, Sakaura H, Miwa T, Kaito T. Postoperative 24-hour result of 15-second grip-and-release test correlates with surgical outcome of cervical compression myelopathy. Spine (Phila Pa 1976). 2012;37(15):1283-7.

7. Ishii M, Wada E, Hamada M. Deterioration of surgical outcomes with aging in patients with cervical spondylotic myelopathy. J Spinal Disord Tech. 2012;25(7):E199-203.

8. Kaito T, Hosono N, Ohshima S, Ohwaki H, Takenaka S, Fujiwara H, Makino T, Yonenobu K. Effect of biological agents on cervical spine lesions in rheumatoid arthritis. Spine (Phila Pa 1976). 2012;37(20):1742-6.

9. Makino T, Kaito T, Fujiwara H, Yonenobu K. Morphometric analysis using multiplanar reconstructed CT of the lumbar pedicle in patients with degenerative lumbar scoliosis characterized by a Cobb angle of 30 degrees or greater. J Neurosurg Spine. 2012;17(3):256-62.

10. Makino T, Kaito T, Fujiwara H, Yonenobu K. Analysis of lumbar pedicle morphology in degenerative spines using multiplanar reconstruction computed tomography: what can be the reliable index for optimal pedicle screw diameter? Eur Spine J. 2012;21(8):1516-21.

11. Nagamoto Y, Ishii T, Iwasaki M, Sakaura H, Moritomo H, Fujimori T, Kashii M, Murase T, Yoshikawa H, Sugamoto K. Three-dimensional motion of the uncovertebral joint during head rotation. J Neurosurg Spine. 2012;17(4):327-33.

12. Okuda S, Oda T, Yamasaki R, Haku T, Maeno T, Iwasaki M. Surgical outcomes of osteoporotic vertebral collapse: a retrospective study of anterior spinal fusion and pedicle subtraction osteotomy. Global Spine J. 2012;2(4):221-6.

13. Oze H, Hirao M, Ebina K, Shi K, Kawato Y, Kaneshiro S, Yoshikawa H, Hashimoto J. Impact of medium volume and oxygen concentration in the incubator on pericellular oxygen concentration and differentiation of murine chondrogenic cell culture. In Vitro Cell Dev Biol Anim. 2012;48(2):123-30.

14. Yonenobu K. Is surgery indicated for asymptomatic or mildly myelopathic patients with significant ossification of the posterior longitudinal ligament? Spine (Phila Pa 1976). 2012;37(5):E315-7.

1. Aono H, Ohwada T, Hosono N, Tobimatsu H, Ariga K, Fuji T, Iwasaki M. Incidence of postoperative symptomatic epidural hematoma in spinal decompression surgery. J Neurosurg Spine. 2011;15(2):202-5.

2. Fujimori T, Iwasaki M, Okuda S, Nagamoto Y, Sakaura H, Oda T, Yoshikawa H. Patient satisfaction with surgery for cervical myelopathy due to ossification of the posterior longitudinal ligament. J Neurosurg Spine. 2011;14(6):726-33.

3. Kaito T, Hosono N, Fuji T, Makino T, Yonenobu K. Disc space distraction is a potent risk factor for adjacent disc disease after PLIF. Arch Orthop Trauma Surg. 2011;131(11):1499-507.

4. Miwa T, Iwasaki M, Miyauchi A, Okuda S, Oda T. Foot drop caused by a lesion in the thoracolumbar spine. J Spinal Disord Tech. 2011;24(3):E21-5.

5. Nagamoto Y, Ishii T, Sakaura H, Iwasaki M, Moritomo H, Kashii M, Hattori T, Yoshikawa H, Sugamoto K. In vivo three-dimensional kinematics of the cervical spine during head rotation in patients with cervical spondylosis. Spine (Phila Pa 1976). 2011;36(10):778-83.

6. Oshima K, Sakaura H, Iwasaki M, Nakura A, Fujii R, Yoshikawa H. Repeated vertebrobasilar thromboembolism in a patient with severe upper cervical instability because of rheumatoid arthritis. Spine J. 2011;11(2):e1-5.

7. Sakaura H, Hosono N, Mukai Y, Iwasaki M, Yoshikawa H. Medium-term outcomes of C3-6 laminoplasty for cervical myelopathy: a prospective study with a minimum 5-year follow-up. Eur Spine J. 2011;20(6):928-33.

1. Hosono N, Makino T, Sakaura H, Mukai Y, Fuji T, Yoshikawa H. Myelopathy hand: new evidence of the classical sign. Spine (Phila Pa 1976). 2010;35(8):E273-7.

2. Kaito T, Hosono N, Mukai Y, Makino T, Fuji T, Yonenobu K. Induction of early degeneration of the adjacent segment after posterior lumbar interbody fusion by excessive distraction of lumbar disc space. J Neurosurg Spine. 2010;12(6):671-9.

3. Sakaura H, Hosono N, Mukai Y, Fujimori T, Iwasaki M, Yoshikawa H. Preservation of muscles attached to the C2 and C7 spinous processes rather than subaxial deep extensors reduces adverse effects after cervical laminoplasty. Spine (Phila Pa 1976). 2010;35(16):E782-6.

4. Wada E, Kawai H. Late onset cervical myelopathy secondary to fibrous scar tissue formation around the spinal cord stimulation electrode. Spinal Cord. 2010;48(8):646-8.

5. Yamashita T, Sakaura H, Oshima K, Iwasaki M, Yoshikawa H. Solitary intradural extramedullary lymphoma of the cervical spine. J Neurosurg Spine. 2010;12(4):436-9.

1. Hosono N, Miwa T, Mukai Y, Takenaka S, Makino T, Fuji T. Potential risk of thermal damage to cervical nerve roots by a high-speed drill. J Bone Joint Surg Br. 2009;91(11):1541-4.

2. Kaito T, Hosono N, Makino T, Kaneko N, Namekata M, Fuji T. Postoperative displacement of hydroxyapatite spacers implanted during double-door laminoplasty. J Neurosurg Spine. 2009;10(6):551-6.

3. Oda T, Yonenobu K, Fujimura Y, Ishii Y, Nakahara S, Matsunaga S, Shimizu T, Matsumoto M. Diagnostic validity of space available for the spinal cord at C1 level for cervical myelopathy in patients with rheumatoid arthritis. Spine (Phila Pa 1976). 2009;34(13):1395-8.

4. Wada E, Matsuoka T, Kawai H. Os odontoideum as a consequence of a posttraumatic displaced ossiculum terminale. A case report. J Bone Joint Surg Am. 2009;91(7):1750-4.

1. Hosono N, Namekata M, Makino T, Miwa T, Kaito T, Kaneko N, Fuji T. Perioperative complications of primary posterior lumbar interbody fusion for nonisthmic spondylolisthesis: analysis of risk factors. J Neurosurg Spine. 2008;9(5):403-7.

2. Hosono N, Sakaura H, Mukai Y, Kaito T, Makino T, Yoshikawa H. A simple performance test for quantifying the severity of cervical myelopathy. J Bone Joint Surg Br. 2008;90(9):1210-3.

3. Ishii M, Wada E, Ishii T, Kawai H, Kaneko N, Fuji T. Laminoplasty for patients aged 75 years or older with cervical myelopathy. J Orthop Surg (Hong Kong). 2008;16(2):211-4.

4. Kashii M, Hashimoto J, Nakano T, Umakoshi Y, Yoshikawa H. Alendronate treatment promotes bone formation with a less anisotropic microstructure during intramembranous ossification in rats. J Bone Miner Metab. 2008;26(1):24-33.

5. Okuda S, Oda T, Miyauchi A, Tamura S, Hashimoto Y, Yamasaki S, Haku T, Kanematsu F, Ariga K, Ohwada T, Aono H, Hosono N, Fuji T, Iwasaki M. Lamina horizontalization and facet tropism as the risk factors for adjacent segment degeneration after PLIF. Spine (Phila Pa 1976). 2008;33(25):2754-8.

6. Sakaura H, Hosono N, Mukai Y, Oshima K, Iwasaki M, Yoshikawa H. Preservation of the nuchal ligament plays an important role in preventing unfavorable radiologic changes after laminoplasty. J Spinal Disord Tech. 2008;21(5):338-43.

1. Aono H, Iwasaki M, Ohwada T, Okuda S, Hosono N, Fuji T, Yoshikawa H. Surgical outcome of drop foot caused by degenerative lumbar diseases. Spine (Phila Pa 1976). 2007;32(8):E262-6.

2. Aono H, Ohwada T, Kaneko N, Fuji T, Iwasaki M. The post-operative changes in the level of inflammatory markers after posterior lumbar interbody fusion. J Bone Joint Surg Br. 2007;89(11):1478-81.

3. Fujii R, Sakaura H, Mukai Y, Hosono N, Ishii T, Iwasaki M, Yoshikawa H, Sugamoto K. Kinematics of the lumbar spine in trunk rotation: in vivo three-dimensional analysis using magnetic resonance imaging. Eur Spine J. 2007;16(11):1867-74.

4. Hosono N, Sakaura H, Mukai Y, Yoshikawa H. The source of axial pain after cervical laminoplasty-C7 is more crucial than deep extensor muscles. Spine (Phila Pa 1976). 2007;32(26):2985-8.

5. Iwasaki M, Okuda S, Miyauchi A, Sakaura H, Mukai Y, Yonenobu K, Yoshikawa H. Surgical strategy for cervical myelopathy due to ossification of the posterior longitudinal ligament: Part 2: Advantages of anterior decompression and fusion over laminoplasty. Spine (Phila Pa 1976). 2007;32(6):654-60.

6. Iwasaki M, Okuda S, Miyauchi A, Sakaura H, Mukai Y, Yonenobu K, Yoshikawa H. Surgical strategy for cervical myelopathy due to ossification of the posterior longitudinal ligament: Part 1: Clinical results and limitations of laminoplasty. Spine (Phila Pa 1976). 2007;32(6):647-53.

7. Mukai Y, Hosono N, Sakaura H, Fujii R, Iwasaki M, Fuchiya T, Fujiwara K, Fuji T, Yoshikawa H. Sagittal alignment of the subaxial cervical spine after C1-C2 transarticular screw fixation in rheumatoid arthritis. J Spinal Disord Tech. 2007;20(6):436-41.

8. Okuda S, Oda T, Miyauchi A, Haku T, Yamamoto T, Iwasaki M. Surgical outcomes of posterior lumbar interbody fusion in elderly patients. Surgical technique. J Bone Joint Surg Am. 2007;89 Suppl 2 Pt.2:310-20.

9. Sakaura H, Hosono N, Mukai Y, Fujii R, Iwasaki M, Yoshikawa H. Persistent local pain after posterior spine surgery for thoracic lesions. J Spinal Disord Tech. 2007;20(3):226-8.

10. Sakaura H, Matsuoka T, Iwasaki M, Yonenobu K, Yoshikawa H. Surgical treatment of cervical kyphosis in Larsen syndrome: report of 3 cases and review of the literature. Spine (Phila Pa 1976). 2007;32(1):E39-44.

11. Sakaura H, Ohshima K, Iwasaki M, Yoshikawa H. Intra-extradural plexiform schwannoma of the cervical spine. Spine (Phila Pa 1976). 2007;32(21):E611-4.

12. Yamashita K, Aono H, Yamasaki R. Clinical classification of patients with lumbar spinal stenosis based on their leg pain syndrome: its correlation with 2-year surgical outcome. Spine (Phila Pa 1976). 2007;32(9):980-5.

1. Hosono N, Sakaura H, Mukai Y, Fujii R, Yoshikawa H. C3-6 laminoplasty takes over C3-7 laminoplasty with significantly lower incidence of axial neck pain. Eur Spine J. 2006;15(9):1375-9.

2. Ishii T, Mukai Y, Hosono N, Sakaura H, Fujii R, Nakajima Y, Tamura S, Iwasaki M, Yoshikawa H, Sugamoto K. Kinematics of the cervical spine in lateral bending: in vivo three-dimensional analysis. Spine (Phila Pa 1976). 2006;31(2):155-60.

3. Kaito T, Mukai Y, Nishikawa M, Ando W, Yoshikawa H, Myoui A. Dual hydroxyapatite composite with porous and solid parts: experimental study using canine lumbar interbody fusion model. J Biomed Mater Res B Appl Biomater. 2006;78(2):378-84.

4. Okuda S, Miyauchi A, Oda T, Haku T, Yamamoto T, Iwasaki M. Surgical complications of posterior lumbar interbody fusion with total facetectomy in 251 patients. J Neurosurg Spine. 2006;4(4):304-9.

5. Okuda S, Oda T, Miyauchi A, Haku T, Yamamoto T, Iwasaki M. Surgical outcomes of posterior lumbar interbody fusion in elderly patients. J Bone Joint Surg Am. 2006;88(12):2714-20.

6. Sakaura H, Hosono N, Mukai Y, Fujii R, Iwasaki M, Yoshikawa H. Segmental motor paralysis after cervical laminoplasty: a prospective study. Spine (Phila Pa 1976). 2006;31(23):2684-8.

7. Sakaura H, Hosono N, Mukai Y, Fujii R, Yoshikawa H. Paraparesis due to exacerbation of preexisting spinal pseudoarthrosis following infliximab therapy for advanced ankylosing spondylitis. Spine J. 2006;6(3):325-9.

8. Sakaura H, Hosono N, Mukai Y, Ishii T, Yoshikawa H. Multiple cerebellar hemorrhagic infarctions following surgery for a huge atlantoaxial neurinoma. Spine J. 2006;6(1):86-9.

9. Satoh I, Yonenobu K, Hosono N, Ohwada T, Fuji T, Yoshikawa H. Indication of posterior lumbar interbody fusion for lumbar disc herniation. J Spinal Disord Tech. 2006;19(2):104-8.

1. Hosono N, Sakaura H, Mukai Y, Ishii T, Yoshikawa H. En bloc laminoplasty without dissection of paraspinal muscles. J Neurosurg Spine. 2005;3(1):29-33.

2. Hosono N, Ueda T, Tamura D, Aoki Y, Yoshikawa H. Prognostic relevance of clinical symptoms in patients with spinal metastases. Clin Orthop Relat Res. 2005(436):196-201.

3. Kaito T, Kato Y, Sakaura H, Yamamoto K, Hosono N. Congenital absence of a lumbar pedicle presenting with contralateral lumbar radiculopathy. J Spinal Disord Tech. 2005;18(2):203-5.

4. Sakaura H, Hosono N, Mukai Y, Ishii T, Iwasaki M, Yoshikawa H. Long-term outcome of laminoplasty for cervical myelopathy due to disc herniation: a comparative study of laminoplasty and anterior spinal fusion. Spine (Phila Pa 1976). 2005;30(7):756-9.

5. Tamura Y, Sugano N, Sasama T, Sato Y, Tamura S, Yonenobu K, Yoshikawa H, Ochi T. Surface-based registration accuracy of CT-based image-guided spine surgery. Eur Spine J. 2005;14(3):291-7.

1. Ishii T, Mukai Y, Hosono N, Sakaura H, Fujii R, Nakajima Y, Tamura S, Sugamoto K, Yoshikawa H. Kinematics of the subaxial cervical spine in rotation in vivo three-dimensional analysis. Spine (Phila Pa 1976). 2004;29(24):2826-31.

2. Ishii T, Mukai Y, Hosono N, Sakaura H, Nakajima Y, Sato Y, Sugamoto K, Yoshikawa H. Kinematics of the upper cervical spine in rotation: in vivo three-dimensional analysis. Spine (Phila Pa 1976). 2004;29(7):E139-44.

3. Kawamura M, Izawa K, Hosono N, Hirano H. Solitary fibrous tumor of the spinal cord: case report and review of the literature. Neurosurgery. 2004;55(2):433.

4. Mukai Y, Hosono N, Sakaura H, Ishii T, Fuchiya T, Fijiwara K, Fuji T, Yoshikawa H. Laminoplasty for cervical myelopathy caused by subaxial lesions in rheumatoid arthritis. J Neurosurg. 2004;100(1 Suppl Spine):7-12.

5. Okuda S, Iwasaki M, Miyauchi A, Aono H, Morita M, Yamamoto T. Risk factors for adjacent segment degeneration after PLIF. Spine (Phila Pa 1976). 2004;29(14):1535-40.

6. Sakaura H, Hosono N, Mukai Y, Ishii T, Yonenobu K, Yoshikawa H. Outcome of total en bloc spondylectomy for solitary metastasis of the thoracolumbar spine. J Spinal Disord Tech. 2004;17(4):297-300.

7. Yonenobu K, Oda T. Management of cervical spinal lesions in rheumatoid arthritis. Mod Rheumatol. 2004;14(2):113-6.