Yasutsugu Yukawa

Summary

Affiliation: Tohoku Rosai Hospital
Country: Japan

Publications

  1. doi request reprint Quantifiable tests for cervical myelopathy; 10-s grip and release test and 10-s step test: standard values and aging variation from 1230 healthy volunteers
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Komei 1 10 6, Minato ku, Nagoya, Aichi 455 8530, Japan
    J Orthop Sci 18:509-13. 2013
  2. pmc Age-related changes in osseous anatomy, alignment, and range of motion of the cervical spine. Part I: Radiographic data from over 1,200 asymptomatic subjects
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Aichi, Japan
    Eur Spine J 21:1492-8. 2012
  3. doi request reprint A case-control study of preemptive analgesia for postoperative pain in patients undergoing posterior lumbar interbody fusion: continuous subcutaneous morphine alone and combined with intrathecal injection
    Yasutsugu Yukawa
    Department of Orthopaedic Surgery, Chubu Rosai Hospital, Aichi 455 0830, Japan
    J Spinal Disord Tech 23:333-7. 2010
  4. ncbi request reprint A prospective randomized study of preemptive analgesia for postoperative pain in the patients undergoing posterior lumbar interbody fusion: continuous subcutaneous morphine, continuous epidural morphine, and diclofenac sodium
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 30:2357-61. 2005
  5. pmc Placement and complications of cervical pedicle screws in 144 cervical trauma patients using pedicle axis view techniques by fluoroscope
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Aichi, Japan
    Eur Spine J 18:1293-9. 2009
  6. ncbi request reprint Cervical pedicle screw fixation in 100 cases of unstable cervical injuries: pedicle axis views obtained using fluoroscopy
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    J Neurosurg Spine 5:488-93. 2006
  7. ncbi request reprint Laminoplasty and skip laminectomy for cervical compressive myelopathy: range of motion, postoperative neck pain, and surgical outcomes in a randomized prospective study
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 32:1980-5. 2007
  8. pmc Anterior cervical pedicle screw and plate fixation using fluoroscope-assisted pedicle axis view imaging: a preliminary report of a new cervical reconstruction technique
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, 1 10 6 Komei, Minato ku, Nagoya, Aichi, 455 0018, Japan
    Eur Spine J 18:911-6. 2009
  9. doi request reprint Postoperative changes in spinal cord signal intensity in patients with cervical compression myelopathy: comparison between preoperative and postoperative magnetic resonance images
    Yasutsugu Yukawa
    Department of Orthopaedic Surgery, Chubu Rosai Hospital, Japan
    J Neurosurg Spine 8:524-8. 2008
  10. doi request reprint "Ten second step test" as a new quantifiable parameter of cervical myelopathy
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, 1 10 6 Komei, Minato ku, Nagoya, Aichi, Japan
    Spine (Phila Pa 1976) 34:82-6. 2009

Collaborators

Detail Information

Publications77

  1. doi request reprint Quantifiable tests for cervical myelopathy; 10-s grip and release test and 10-s step test: standard values and aging variation from 1230 healthy volunteers
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Komei 1 10 6, Minato ku, Nagoya, Aichi 455 8530, Japan
    J Orthop Sci 18:509-13. 2013
    ....
  2. pmc Age-related changes in osseous anatomy, alignment, and range of motion of the cervical spine. Part I: Radiographic data from over 1,200 asymptomatic subjects
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Aichi, Japan
    Eur Spine J 21:1492-8. 2012
    ....
  3. doi request reprint A case-control study of preemptive analgesia for postoperative pain in patients undergoing posterior lumbar interbody fusion: continuous subcutaneous morphine alone and combined with intrathecal injection
    Yasutsugu Yukawa
    Department of Orthopaedic Surgery, Chubu Rosai Hospital, Aichi 455 0830, Japan
    J Spinal Disord Tech 23:333-7. 2010
    ..A case-control clinical study of preemptive analgesia for postoperative pain was conducted...
  4. ncbi request reprint A prospective randomized study of preemptive analgesia for postoperative pain in the patients undergoing posterior lumbar interbody fusion: continuous subcutaneous morphine, continuous epidural morphine, and diclofenac sodium
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 30:2357-61. 2005
    ..A prospective randomized clinical trial in preemptive analgesia for postoperative pain was conducted...
  5. pmc Placement and complications of cervical pedicle screws in 144 cervical trauma patients using pedicle axis view techniques by fluoroscope
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Aichi, Japan
    Eur Spine J 18:1293-9. 2009
    ....
  6. ncbi request reprint Cervical pedicle screw fixation in 100 cases of unstable cervical injuries: pedicle axis views obtained using fluoroscopy
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    J Neurosurg Spine 5:488-93. 2006
    ....
  7. ncbi request reprint Laminoplasty and skip laminectomy for cervical compressive myelopathy: range of motion, postoperative neck pain, and surgical outcomes in a randomized prospective study
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 32:1980-5. 2007
    ..A prospective randomized clinical trial in surgical treatment for cervical compressive myelopathy...
  8. pmc Anterior cervical pedicle screw and plate fixation using fluoroscope-assisted pedicle axis view imaging: a preliminary report of a new cervical reconstruction technique
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, 1 10 6 Komei, Minato ku, Nagoya, Aichi, 455 0018, Japan
    Eur Spine J 18:911-6. 2009
    ..However, the adequate familiarity and experience with both cervical pedicle screw fixation and the imaging technique used for visualising the pedicle during surgery are crucial for this procedure...
  9. doi request reprint Postoperative changes in spinal cord signal intensity in patients with cervical compression myelopathy: comparison between preoperative and postoperative magnetic resonance images
    Yasutsugu Yukawa
    Department of Orthopaedic Surgery, Chubu Rosai Hospital, Japan
    J Neurosurg Spine 8:524-8. 2008
    ..It was investigated whether postoperative classification and alterations of increased signal intensity could reflect the postoperative severity of symptoms and surgical outcomes...
  10. doi request reprint "Ten second step test" as a new quantifiable parameter of cervical myelopathy
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, 1 10 6 Komei, Minato ku, Nagoya, Aichi, Japan
    Spine (Phila Pa 1976) 34:82-6. 2009
    ..A clinical and cohort study...
  11. pmc Indirect posterior decompression with corrective fusion for ossification of the posterior longitudinal ligament of the thoracic spine: is it possible to predict the surgical results?
    Yukihiro Matsuyama
    Department of Orthopaedic Surgery, School of Medicine, Nagoya University, Showa Ku, Nagoya, 466 8550, Japan
    Eur Spine J 18:943-8. 2009
    ....
  12. pmc Complications and outcomes of posterior fusion in children with atlantoaxial instability
    Ryoji Tauchi
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya 4668550, Japan
    Eur Spine J 21:1346-52. 2012
    ..In this study, the authors report complications and outcomes after posterior fusion in children with AAI...
  13. doi request reprint Multivariate analysis of C-5 palsy incidence after cervical posterior fusion with instrumentation
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Graduate School ofMedicine, Nagoya
    J Neurosurg Spine 17:103-10. 2012
    ..However, the clinical and radiological features of this condition remain unclear. Therefore, the purpose of this study was to clarify the risk factors for developing postoperative C-5 palsy...
  14. doi request reprint Surgical results of intramedullary spinal cord tumor with spinal cord monitoring to guide extent of resection
    Yukihiro Matsuyama
    Department of Orthopaedic Surgery, Nagoya University School of Medicine, Nagoya, Aichi, Japan
    J Neurosurg Spine 10:404-13. 2009
    ....
  15. pmc Prediction of lower limb functional recovery after laminoplasty for cervical myelopathy: focusing on the 10-s step test
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Hospital, Nagoya University Graduate School of Medicine, 65 Tsurumai, Shouwa ku, Nagoya, Aichi 466 8560, Japan
    Eur Spine J 21:1389-95. 2012
    ..The purpose of this study was to analyze the predictive value of preoperative step test results in relation to the results of expansive laminoplasty in patients with CCM...
  16. doi request reprint Examination of the influence of ossification of the anterior longitudinal ligament on symptom progression and surgical outcome of ossification of the thoracic ligamentum flavum: a multicenter study
    Kei Ando
    Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Aichi 466 8550, Japan
    J Neurosurg Spine 16:147-53. 2012
    ..The purpose of this study was to provide the first evidence for the influence of an ossified anterior longitudinal ligament (OALL) on the clinical features and surgical outcomes in an ossified ligamentum flavum (OLF) in the thoracic region...
  17. doi request reprint Image classification of idiopathic spinal cord herniation based on symptom severity and surgical outcome: a multicenter study
    Shiro Imagama
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan
    J Neurosurg Spine 11:310-9. 2009
    ..The purpose of this study was to provide the first evidence for image classification of idiopathic spinal cord herniation (ISCH) in a multicenter study...
  18. pmc Bone union rate with autologous iliac bone versus local bone graft in posterior lumbar interbody fusion (PLIF): a multicenter study
    Zenya Ito
    Department of Orthopedics, Nagoya University, 65 Tsurumai Syowa ku, Nagoya, Aichi, 4660065, Japan
    Eur Spine J 22:1158-63. 2013
    ..The purpose of this study is to compare bone union rate between autologous iliac bone and local bone graft in patients treated by posterior lumbar interbody fusion (PLIF) using carbon cage for single level interbody fusion...
  19. pmc Clinical and radiographic outcomes of posterolateral lumbar spine fusion in humans using recombinant human bone morphogenetic protein-2: an average five-year follow-up study
    Yoshito Katayama
    Orthopaedics, Nagoya University, Nagoya, Japan
    Int Orthop 33:1061-7. 2009
    ..There was no statistically significant difference in the bone union rate. rhBMP-2 can be used as the sole source of osteogenesis with success equivalent to an autologous graft of the PLF...
  20. ncbi request reprint Long-term results of occipitothoracic fusion surgery in RA patients with destruction of the cervical spine
    Yukihiro Matsuyama
    Department of Orthopedic Surgery, School of Medicine, Nagoya University School, Nagoya, Japan
    J Spinal Disord Tech 18:S101-6. 2005
    ..There have been no reports regarding these issues, including surgical effect on subjacent vertebrae...
  21. ncbi request reprint Surgical outcome of ossification of the posterior longitudinal ligament (OPLL) of the thoracic spine: implication of the type of ossification and surgical options
    Yukihiro Matsuyama
    Department of Orthopedic Surgery, Spine Service, Nagoya University School of Medicine, Aichi, Japan
    J Spinal Disord Tech 18:492-7; discussion 498. 2005
    ..A retrospective study was conducted to investigate the surgical outcome of 21 patients with thoracic OPLL to evaluate which type of surgical approach is better and which type of thoracic OPLL results in a better surgical outcome...
  22. doi request reprint Age-Related and Degenerative Changes in the Osseous Anatomy, Alignment, and Range of Motion of the Cervical Spine: A Comparative Study of Radiographic Data From 1016 Patients With Cervical Spondylotic Myelopathy and 1230 Asymptomatic Subjects
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Japan Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan
    Spine (Phila Pa 1976) 41:476-82. 2016
    ..A prospective comparative study...
  23. doi request reprint Surgical treatment for chronic atlantoaxial rotatory fixation in children
    Ryoji Tauchi
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan
    J Pediatr Orthop B 22:404-8. 2013
    ..When conservative treatment for chronic AARF patients fails, C1-2 transarticular fixation, and C1 lateral mass screw and C2 pedicle screw fixation are reliable methods to treat these patients. ..
  24. ncbi request reprint Cervical alignment and range of motion after laminoplasty: radiographical data from more than 500 cases with cervical spondylotic myelopathy and a review of the literature
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Japan
    Spine (Phila Pa 1976) 37:E1243-50. 2012
    ..A large-scale analysis of radiographical results of patients with cervical spondylotic myelopathy and a review of the literature...
  25. doi request reprint Persistent physical symptoms after laminoplasty: analysis of postoperative residual symptoms in 520 patients with cervical spondylotic myelopathy
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Aichi, Japan
    Spine (Phila Pa 1976) 37:932-6. 2012
    ..A large-scale retrospective study of analysis of postoperative residual symptom in patients with cervical spondylotic myelopathy (CSM)...
  26. doi request reprint Complications of cervical pedicle screw fixation for nontraumatic lesions: a multicenter study of 84 patients
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Hospital, Japan
    J Neurosurg Spine 16:238-47. 2012
    ..The purpose of this study was to evaluate the peri- and postoperative complications of PS fixation for nontraumatic lesions and to determine the risk factors of each complication...
  27. pmc Extension CT scan: its suitability for assessing fusion after posterior lumbar interbody fusion
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Hospital, Nagoya University Graduate School of Medicine, 65 Tsurumai, Shouwa ku, Nagoya, Aichi 466 8560, Japan
    Eur Spine J 20:1496-502. 2011
    ..The CT images are influenced by body position and dilating anterior disc space in extension CT contributes to detect pseudoarthrodesis. Thus, extension CT was a useful method for assessing fusion status after PLIF...
  28. doi request reprint Intraoperative spinal cord monitoring of C5 palsy after cervical laminoplasty
    Makoto Yanase
    Department of Orthopaedic Surgery, Nagoya Kyoritsu Hospital, Nagoya, Japan
    J Spinal Disord Tech 23:170-5. 2010
    ..Retrospective study of C5 palsy after laminoplasty for cervical myelopathy...
  29. doi request reprint "Transforaminal thoracic interbody fusion" in the management of lower thoracic spine fracture dislocations: technical note
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Aichi, Japan
    J Spinal Disord Tech 26:E209-14. 2013
    ..A case-control clinical study...
  30. doi request reprint Modified double-door laminoplasty in managing multilevel cervical spondylotic myelopathy: surgical outcome in 520 patients and technique description
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Aichi, Japan
    J Spinal Disord Tech 26:135-40. 2013
    ..This is a prospective study on surgical outcomes of double-door laminoplasty in patients with cervical spondylotic myelopathy (CSM)...
  31. doi request reprint The prevalence of pre- and postoperative symptoms in patients with cervical spondylotic myelopathy treated by cervical laminoplasty
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Aichi, Japan
    Spine (Phila Pa 1976) 37:E1383-8. 2012
    ..A retrospective single-center study...
  32. pmc Posterior approach for cervical fracture-dislocations with traumatic disc herniation
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Chubu Rosai Hospital, 1 10 6 Komei, Minato ku, Nagoya, Aichi 455 8530, Japan
    Eur Spine J 20:387-94. 2011
    ..Favorable clinical and radiological outcomes could be obtained by the first stage alone. Although preparations for prompt anterior surgery should always be made to cover any contingency, the need for them is minimal...
  33. pmc The relationship between the type of destructive spondyloarthropathy and its 10 years ago cervical spine alignment
    Koji Maruyama
    Department of Orthopaedic Surgery, Nagoya University School of Medicine, 65 Tsuruma cho, Showa Ku, Nagoya, 466 8550, Japan
    Eur Spine J 18:900-4. 2009
    ..Furthermore, the number of the abnormalities of local cervical alignment was statistically larger in stage 3 types A and B; they were the crucial factor promoting the progression of DSA stage 3 types A and B...
  34. doi request reprint Is decompressive surgery effective for spinal cord sarcoidosis accompanied with compressive cervical myelopathy?
    Yoshihito Sakai
    Department of Orthopaedic Surgery, Nagoya University School of Medicine, Aichi Prefecture, Japan
    Spine (Phila Pa 1976) 35:E1290-7. 2010
    ..A retrospective multicenter study of series of 12 patients with spinal cord sarcoidosis who underwent surgery...
  35. ncbi request reprint MR T2 image classification in cervical compression myelopathy: predictor of surgical outcomes
    Yasutsugu Yukawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 32:1675-8; discussion 1679. 2007
    ..OBJECTIVES.: To investigate whether the classification of increased signal intensity (ISI) on magnetic resonance imaging (MRI) in patients with cervical compressive myelopathy reflects the severity of symptoms and surgical outcome...
  36. doi request reprint Spinal myxopapillary ependymoma: neurological deterioration in patients treated with surgery
    Yoshihito Sakai
    Department of Orthopaedic Surgery, Nagoya University School of Medicine, Nogoya, Japan
    Spine (Phila Pa 1976) 34:1619-24. 2009
    ..Few contradistinctive studies in postoperative neurological deficit were reviewed from the standpoints of MRI and histopathologic findings...
  37. pmc Characterizing the need for tracheostomy placement and decannulation after cervical spinal cord injury
    Hiroaki Nakashima
    Department of Orthopaedic Surgery, Nagoya University Hospital, Graduate School of Medicine, 65 Tsurumai, Shouwa ku, Nagoya, Aichi 466 8560, Japan
    Eur Spine J 22:1526-32. 2013
    ..The purpose of this study was to identify factors necessitating tracheostomy after cervical spinal cord injury (SCI) and detect features predictive of successful decannulation in tracheostomy patients...
  38. doi request reprint 10-second step test for quantitative evaluation of the severity of thoracic compressive myelopathy
    Yoshikazu Ogawa
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 38:1405-8. 2013
    ..A clinical and cohort study...
  39. pmc Validity of the 10-s step test: prospective study comparing it with the 10-s grip and release test and the 30-m walking test
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Shouwa ku, Nagoya, Aichi 466 8560, Japan
    Eur Spine J 20:1318-22. 2011
    ..In view of these findings, our conclusion was that the easily performed Step Test is an useful test for assessing the severity of cervical myelopathy, especially for the lower limb dysfunction secondary to CCM...
  40. doi request reprint Can elderly patients recover adequately after laminoplasty?: a comparative study of 520 patients with cervical spondylotic myelopathy
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Japan
    Spine (Phila Pa 1976) 37:667-71. 2012
    ..This was a prospective clinical comparative study of surgical outcomes for patients with cervical spondylotic myelopathy (CSM)...
  41. pmc Normal morphology, age-related changes and abnormal findings of the cervical spine. Part II: Magnetic resonance imaging of over 1,200 asymptomatic subjects
    Fumihiko Kato
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Aichi, Japan
    Eur Spine J 21:1499-507. 2012
    ....
  42. pmc Differentiation of localization of spinal hemangioblastomas based on imaging and pathological findings
    Shiro Imagama
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa Ku, Nagoya, Aichi, Japan
    Eur Spine J 20:1377-84. 2011
    ..Pathologically, we found that intramedullary + extramedullary hemangioblastoma has high cell proliferative activity, which may suggest that enlargement of this tumor occurs faster than that of intramedullary hemangioblastoma...
  43. doi request reprint Can magnetic resonance imaging reflect the prognosis in patients of cervical spinal cord injury without radiographic abnormality?
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Aichi, Japan
    Spine (Phila Pa 1976) 36:E1568-72. 2011
    ..This is a prospective imaging study of adult patients with cervical spinal cord injury without radiographic abnormality (SCIWORA)...
  44. doi request reprint A new thoracic reconstruction technique "transforaminal thoracic interbody fusion": a preliminary report of clinical outcomes
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Aichi, Japan
    Spine (Phila Pa 1976) 35:E1000-5. 2010
    ..A preliminary clinical study...
  45. doi request reprint Surgical Treatment Assessment of Cervical Laminoplasty Using Quantitative Performance Evaluation in Elderly Patients: A Prospective Comparative Study in 505 Patients With Cervical Spondylotic Myelopathy
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan
    Spine (Phila Pa 1976) 41:757-63. 2016
    ..A prospective cohort study...
  46. pmc Comparative Study of Untethering and Spine-Shortening Surgery for Tethered Cord Syndrome in Adults
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan
    Global Spine J 6:535-41. 2016
    ..Retrospective multicenter study...
  47. doi request reprint Appropriate timing of surgical intervention for the proximal type of cervical spondylotic amyotrophy
    Ryoji Tauchi
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, 4668550, Japan
    Eur J Orthop Surg Traumatol 25:S107-13. 2015
    ..The purposes of this study were to evaluate the clinical outcome after surgical treatment of patients with the proximal type of cervical spondylotic amyotrophy (CSA) and to explore the appropriate timing for surgical intervention...
  48. doi request reprint Surgically treated cases of lumbar spondylolysis and isthmic spondylolisthesis: a multicenter study
    Kenichi Hirano
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, Nagoya Department of Orthopaedic Surgery, Hamamatsu Medical University, Shizuoka Department of Orthopaedic Surgery, Meijo Hospital, Nagoya Department of Orthopaedic Surgery, Chubu Rosai Hospital, Minato Ku Hachiya Orthopaedic Hospital, Nagoya Department of Orthopaedic Surgery, Konan Kosei Hospital, Aichi Department of Orthopaedic Surgery, Aichi Medical University, Aichi Department of Orthopaedic Surgery, Nagano Red Cross Hospital, Nagano, Japan
    J Spinal Disord Tech 28:193-7. 2015
    ..Prospective database study...
  49. doi request reprint Characteristics and surgical results of the distal type of cervical spondylotic amyotrophy
    Ryoji Tauchi
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, Nagoya
    J Neurosurg Spine 21:411-6. 2014
    ..The distal type of CSA is characterized by weakness of the hand muscles. In this retrospective analysis, the authors describe the clinical features of the distal type of CSA and evaluate the results of surgical treatment...
  50. doi request reprint Predictive factors for a poor surgical outcome with thoracic ossification of the ligamentum flavum by multivariate analysis: a multicenter study
    Kei Ando
    Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Furo cho, Chikusa ku, Nagoya, Japan Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya City, Japan Department of Orthopedic Surgery, Meijo Hospital, Nagoya City, Japan Department of Orthopedic Surgery, Nagoya 2nd Red Cross Hospital, Nagoya City, Japan Department of Orthopedic Surgery, Kariya Toyota General Hospital, Kariya City, Japan Department of Orthopedic Surgery, Konan Kosei Hospital, Konan City, Japan and Department of Orthopedic Surgery, Hamamatsu Medical University, Hamamatsu City, Japan
    Spine (Phila Pa 1976) 38:E748-54. 2013
    ..Retrospective multi-institutional study...
  51. pmc Risk factors for a poor outcome following surgical treatment of cervical spondylotic amyotrophy: a multicenter study
    Ryoji Tauchi
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya 4668550, Japan
    Eur Spine J 22:156-61. 2013
    ..However, the indications and outcomes of surgical treatment for CSA have not been clarified. The purpose of this study was to determine the risk factors for a poor outcome following surgical treatment of CSA...
  52. pmc Primary spinal cord tumors: review of 678 surgically treated patients in Japan. A multicenter study
    Kenichi Hirano
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, 65 Tsurumai Cho, Showa Ku, Nagoya, Japan
    Eur Spine J 21:2019-26. 2012
    ..To clarify the relative frequency of various histopathological primary spinal cord tumors and their features in Japanese people and to compare this data with other reports...
  53. doi request reprint An arterial pulse examination is not sufficient for diagnosis of peripheral arterial disease in lumbar spinal canal stenosis: a prospective multicenter study
    Shiro Imagama
    Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, Showa Ku, Nagoya, Japan
    Spine (Phila Pa 1976) 36:1204-10. 2011
    ..Prospective, multicenter study...
  54. doi request reprint Subdural lumbar facet joint fistula secondary to dural tear case report
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 35:E617-20. 2010
    ..A case report...
  55. doi request reprint Cervical spine osteolysis in a case of undifferentiated spondyloarthropathy with features mimicking neoplasm or infection
    Hany El Zahlawy
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 34:E901-5. 2009
    ..Case Report...
  56. doi request reprint Delayed Magnetic Resonance Imaging in Patients With Cervical Spinal Cord Injury Without Radiographic Abnormality
    Jun Ouchida
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 41:E981-6. 2016
    ..A prospective imaging study to develop diagnostic criteria...
  57. doi request reprint Dynamic changes in the cross-sectional area of the dural sac and spinal cord in the thoracic spine
    Daigo Morita
    Department of Orthopaedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, 1 10 6 Komei, Minato ku, Nagoya, Aichi, 455 8530, Japan
    Eur Spine J 26:64-70. 2017
    ..The purpose of this study was to investigate dynamic changes of the dural sac and spinal cord in the thoracic spine using a multidetector-row computed tomography (MDCT)...
  58. pmc Grafted vertebral fracture after implant removal in a patient with spine-shortening vertebral osteotomy
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan
    Nagoya J Med Sci 77:315-20. 2015
    ..Spinal stability could not be maintained without the spinal posterior implant after SSO. Postoperative fracture after spinal implant removal is rare but possible, and patients must be informed of this potential risk. ..
  59. pmc Posterior ligamentous complex injuries are related to fracture severity and neurological damage in patients with acute thoracic and lumbar burst fractures
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, 1 10 6 Komei, Minato ku, Nagoya, Aichi 455 8530, Japan
    Yonsei Med J 54:1020-5. 2013
    ..The purpose of this study was to accurately assess the severity of damage in thoracic and lumbar burst fractures with the PLC injuries...
  60. doi request reprint The complement of the load-sharing classification for the thoracolumbar injury classification system in managing thoracolumbar burst fractures
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, 1 10 6 Komei, Minato ku, Nagoya, Aichi 455 8530, Japan
    J Orthop Sci 18:81-6. 2013
    ..However, no reports have evaluated the relationship between them. The purpose of this study was to clarify the relationship between the LSC and TLICS and investigate the clinical usefulness of their combination...
  61. pmc Rheumatoid vertical and subaxial subluxation can be prevented by atlantoaxial posterior screw fixation
    Go Yoshida
    Department of Orthopedic Surgery, Hamamatsu Medical Center, 328 Tomizuka cho Naka ku, Hamamatsu City, Shizuoka 432 8580, Japan
    Eur Spine J 21:2498-505. 2012
    ..The purpose of this study was to evaluate the effects of two different posterior atlantoaxial screw fixation on the development of subluxation in patients with rheumatoid atlantoaxial subluxation...
  62. doi request reprint Pyogenic cervical spondylitis caused by Pasteurella haemolytica attributed to excessive contact with dogs
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, Nagoya, Japan
    Orthopedics 34:e793-5. 2011
    ..Symptoms were alleviated with bed rest and administration of antibiotics with a higher sensitivity to this bacterium...
  63. doi request reprint Mechanical patterns of cervical injury influence postoperative neurological outcome: a verification of the allen system
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 36:E441-6. 2011
    ..Retrospective clinical case study...
  64. doi request reprint Comparative study of 2 surgical procedures for osteoporotic delayed vertebral collapse: anterior and posterior combined surgery versus posterior spinal fusion with vertebroplasty
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan Department of Orthopedic Surgery, Konan Kosei Hospital, Aichi, Japan Department of Orthopedic Surgery, Aichi Medical University, Aichi, Japan Department of Orthopedic Surgery, Nagano Red Cross Hospital, Nagano, Japan Department of Orthopedic Surgery, Hamamatsu Medical Center, Shizuoka, Japan and Department of Orthopedic Surgery, Hamamatsu Medical University, Shizuoka, Japan
    Spine (Phila Pa 1976) 40:E120-6. 2015
    ..Retrospective comparative study...
  65. doi request reprint Dynamic changes in the spinal cord cross-sectional area in patients with myelopathy due to cervical ossification of posterior longitudinal ligament
    Kenyu Ito
    Department of Orthopaedic Surgery, Chubu Rosai Hospital, 1 10 6 Koumei Minato ward, Nagoya City, Aichi 444 8530, Japan Department of Orthopaedic Surgery, Nagoya University Hospital, Graduate School of Medicine, 65 Tsurumai Showa ward, Nagoya City, Aichi 466 8550, Japan Electronic address
    Spine J 15:461-6. 2015
    ..Dynamic changes in the spinal cord cross-sectional area due to cervical ossification of the posterior longitudinal ligament (C-OPLL) are unknown, but dynamic multidetector-row computed tomography (MDCT) may be a useful tool...
  66. doi request reprint Analysis of interleukin-8, interleukin-10, and tumor necrosis factor-alpha in the cerebrospinal fluid of patients with cervical spondylotic myelopathy
    Keigo Ito
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya University School of Medicine, Nagoya, Aichi, Japan
    J Spinal Disord Tech 21:145-7. 2008
    ..Retrospective cohort study...
  67. pmc Treatment outcomes of intradiscal steroid injection/selective nerve root block for 161 patients with cervical radiculopathy
    Keigo Ito
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Nagoya J Med Sci 77:213-9. 2015
    ..In conclusion, IDIS and SNRB for CR are not widely performed. However, other extremely effective therapies that can rapidly improve neuralgia should be considered before surgery. ..
  68. pmc Range of motion of thoracic spine in sagittal plane
    Daigo Morita
    Department of Orthopaedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, 1 10 6 Komei, Minato ku, Nagoya, Aichi, 455 8530, Japan
    Eur Spine J 23:673-8. 2014
    ..Imaging study of thoracic spine...
  69. doi request reprint Comparative effectiveness of open-door laminoplasty versus French-door laminoplasty in cervical compressive myelopathy
    Hiroaki Nakashima
    Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan and Department of Orthopedic Surgery, Chubu Rosai Hospital, Nagoya, Japan
    Spine (Phila Pa 1976) 39:642-7. 2014
    ..Prospective randomized study...
  70. doi request reprint Spontaneous hemorrhage in an upper lumbar synovial cyst causing subacute cauda equina syndrome
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labor Health and Welfare Organization, 1 10 6 Komei, Minato ku, Nagoya, Aichi, 455 8530, Japan
    Orthopedics 35:e1457-60. 2012
    ..Magnetic resonance imaging was essential in making the preoperative diagnosis. Surgical removal of the cyst was an effective treatment...
  71. ncbi request reprint A prospective randomized study for postoperative pain relief of lower extremity fractures: efficacy of intrathecal morphine administration
    Masaaki Machino
    Department of Orthopedic Surgery, Chubu Rosai Hospital, Japan Labour Health and Welfare Organization, 1 10 6 Koumei, Minato ku, Nagoya 455 8530, Japan
    Nagoya J Med Sci 72:145-50. 2010
    ..Although the use of morphine requires appropriate postoperative care, an intrathecal morphine injection can be an attractive analgesic for the postoperative pain of lower extremity fractures...
  72. pmc Dynamic changes in the dural sac of patients with lumbar canal stenosis evaluated by multidetector-row computed tomography after myelography
    Shunsuke Kanbara
    Department of Orthopedic Surgery, Chutoen General Medical Center, 1 1 Shobugaike, Kakegawa, Sizuoka, 436 8555, Japan
    Eur Spine J 23:74-9. 2014
    ..The aim of this study was to elucidate or demonstrate, in detail, the influence of dynamic factors on the severity of stenosis...
  73. pmc Spinal cord cross-sectional area during flexion and extension in the patients with cervical ossification of posterior longitudinal ligament
    Keigo Ito
    Department of Orthopedic Surgery, Chubu Rosai Hospital, 1 10 6 Koumei, Minato ku, Nagoya, Aichi, Japan
    Eur Spine J 22:2564-8. 2013
    ..The purpose was to investigate the influence of dynamic factors on the spinal column in the patients with C-OPLL using CT scan after myelography (MCT)...
  74. ncbi request reprint Natural history of patients with lumbar disc herniation observed by magnetic resonance imaging for minimum 7 years
    Tetsuo Masui
    Department of Orthopedic Surgery, Nagoya University School of Medicine, Nagoya, Japan
    J Spinal Disord Tech 18:121-6. 2005
    ..The aim of this work was to elucidate the relation between the clinical course and morphologic changes of lumbar disc herniation on magnetic resonance imaging (MRI)...
  75. ncbi request reprint Hip-spine syndrome: total sagittal alignment of the spine and clinical symptoms in patients with bilateral congenital hip dislocation
    Yukihiro Matsuyama
    Department of Orthopaedic Surgery, Nagoya University School of Medicine, Japan
    Spine (Phila Pa 1976) 29:2432-7. 2004
    ..The influence of the pathologic state of the hip joint on the total sagittal alignment of the spine was investigated in patients with congenital hip dislocation retrospectively..
  76. ncbi request reprint Time-dependent inhibitory effects of indomethacin on spinal fusion
    K Daniel Riew
    Department of Orthopaedic Surgery, Barnes Jewish Hospital at Washington University, St Louis, Missouri 63110, USA
    J Bone Joint Surg Am 85:632-4. 2003
    ..We hypothesized that these drugs have a time-dependent deleterious effect on fusion, with the greatest inhibition during the early phases of fusion...
  77. ncbi request reprint A comprehensive study of patients with surgically treated lumbar spinal stenosis with neurogenic claudication
    Yasutsugu Yukawa
    Spinal Deformity Service, Department of Orthopaedic Surgery, Washington University School of Medicine, One Barnes Jewish Plaza, Suite 11300, St Louis, MO 63110, USA
    J Bone Joint Surg Am 84:1954-9. 2002
    ..The purpose of this study was to evaluate patients undergoing surgery for lumbar spinal stenosis and intermittent neurogenic claudication with functional testing, quantitative imaging, and patient self-assessment...