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Charles Fisher

Patient and surgeon radiation exposure during spinal instrumentation using intraoperative computed tomography-based navigation
2015 · Daniel Mendelsohn, Jason Strelzow, et al. · The Spine Journal · 200
Interobserver and Intraobserver Reliability of Maximum Canal Compromise and Spinal Cord Compression for Evaluation of Acute Traumatic Cervical Spinal Cord Injury
2006 · Michael G. Fehlings, Julio C. Furlan, et al. · Spine · 88
Surgical Outcomes and Patient Expectations and Satisfaction in Spine Surgery Stratified by Surgeon Age
2025 · Brett Ells, Mayilee Canizares, et al. · JAMA Network Open · 6
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Variations in LOS and its main determinants overtime at an academic spinal care center from 2006–2019
2022 · Dandurand Charlotte, N. Hindi Mathew, et al. · European Spine Journal · 5
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AO Spine Clinical Practice Recommendations: Evaluation, Implications and Management of Osteoporosis in Adult Spinal Deformity
2025 · So Kato, Brett Rocos, et al. · Global Spine Journal · 2
AO Spine Clinical Practice Recommendations: Spinopelvic Fixation - What are the Key Items to Understand Performance?
2025 · Robert Ravinsky, Stephen Lewis, et al. · Global Spine Journal · 1
Canadian Spine Society01.1.1: Surgery versus standardized nonoperative care for the treatment of lumbar disc herniations: a Canadian trial02.1.1: Wait times for elective spine surgery across Canada: data from the Canadian Spine Outcomes and Research Network03.1.1: Presurgical physician utilization in elective thoracolumbar spine surgery candidates: a nationwide analysis from the CSORN database04.1.2: Activities performed and treatments conducted prior to consultation with a spine surgeon: Are patients and clinicians following evidence-based clinical practice guidelines?05.1.2: Patient-reported disability versus objective physical performance measures in assessing patient recovery06.1.2: Risk factors for work status in low back pain patients: a cross-sectional analysis of patients presenting to the Ontario Inter-professional Spine Assessment and Education Clinics07.1.3: Comparison of symptomatic, functional and demographic characteristics of postsurgical versus nonoperative LBP patients08.1.3: Are primary care patients with different patterns of low back pain epidemiologically distinct?09.1.3: Lack of prognostic model validation in low back pain prediction studies10.1.4: Larger scoliosis curve magnitude is associated with increased surgical and perioperative complications: a multi-centre analysis of 1173 adolescent idiopathic scoliosis curves11.1.4: Superior extension of upper instrumented level in distraction-based surgery: a surrogate for clinically significant PJK12.1.4: The optimal surgical approach for Lenke 5 curves: Is the anterior approach ready for a comeback?13.1.5: Improving quality and safety in pediatric spine surgery: the team approach14.1.5: Posterior vertebral column resection in pediatric deformity: the advantages of staging15.1.5: Minimally invasive surgery in adolescent idiopathic scoliosis: lessons learned at mean 2-year follow-up16.2.1: Development of a Canadian competency-based spine surgery fellowship education curriculum17.2.1: Computer-assisted surgery is an effective educational tool for the training of orthopedic surgery residents in pedicle screw placement18.2.1: Validation of the Calgary Spine Severity Score19.2.2: Can triaging referrals with a simple 3-item pain questionnaire reduce wait times for consultations for patients who would benefit from lumbar spinal surgery?20.2.2: Strategies to improve the credibility of meta-analyses in spine surgery: a systematic survey21.2.2: The societal cost of waiting to see a spine surgeon for lower back symptoms in Canada22.2.3: The cost of an adverse event depends on its definition and method of capture23.2.3: Economic evaluation of intraoperative cone beam CT-based navigation for the placement of spinal pedicle screws: a patient-level cost-effectiveness analysis24.2.3: Predictors of inappropriate emergency department utilization following elective thoracolumbar spine surgery25.2.4: Incidence, impact and risk factors of adverse events in thoracic and lumbar spine fractures. An ambispective cohort analysis of 390 patients26.2.4: Factors associated with adverse events in major elective spine, knee, and hip in-patient orthopedic surgery27.2.4: Prognostic factors for survival in surgical series of symptomatic metastatic epidural spinal cord compression: a prospective North American multicentre study in 142 patients28.2.5: A comparison of 2 prospective adverse event recording tools with institutional ICD-10 coding for detecting perioperative adverse events in patients undergoing spinal surgery29.2.5: Assessment of impact of long-cassette standing radiographs on surgical planning for lumbar pathology: an international survey of spine surgeons30.2.5: Long-term patient-reported outcome and surgical survivorship of MIS fusion for low-grade spondylolisthesis31.3.1: The effect of prolonged postoperative antibiotic administration on the rate of infection in patients undergoing posterior spine surgery requiring a Hemovac drain32.3.1: Preliminary results of a Phase 1 trial on the use of photodynamic therapy in vertebral metastases33.3.1: The minimal clinically important difference of the modified Japanese Orthopaedic Association score in patients with degenerative cervical myelopathy undergoing surgical intervention34.3.1: Patient and surgeon radiation exposure during spinal instrumentation using intraoperative CT-based navigation35.3.2: Are postoperative pelvic parameters and sagittal balance predictive of further lumbar surgery in patients with spinal stenosis?36.3.2: Postoperative ambulation in patients undergoing total hip arthroplasty, total knee arthroplasty and elective lumbar spine surgery to treat arthritic pathologies37.3.2 Pain on the brain: Is the SF-36 mental component summary enough?38.3.2: Accurate and safe cervical osteotomy for kyphotic deformity in ankylosing spondylitis39.3.3: Adjacent segment pathology in the lumbar spine: progressive disease or a consequence of iatrogenic fusion?40.3.3: The association of cervical spine alignment with
2015 · Chris Bailey, Alexandra Stratton, et al. · Canadian Journal of Surgery · 1
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Sada-10 High-yield Molecular Prognostication in Solid Tumors for the Practicing Spine Surgeon
2026 · Andrew Hardigan, Rafael De La Garza Ramos, et al. · Neuro-Oncology Advances
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Sada-12 Malnutrition as the Canary in the Coal Mine: Nutritional Status and Its Association With Survival in Patients With Metastatic Spine Disease
2026 · Eli Johnson, Anne L Versteeg, et al. · Neuro-Oncology Advances
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Sada-08 Fusion Surgery for Patients With Metastatic Spine Disease: Is Fusion Necessary?
2026 · Andrew Hardigan, Federico Landriel, et al. · Neuro-Oncology Advances
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Sada-09 Bringing Clarity to Spine Cancer Pain: a Systematic Review and Proposed Terminology
2026 · Eli Johnson, Markian Pahuta, et al. · Neuro-Oncology Advances
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Sada-14 When Complications Matter: the Impact of Postoperative Adverse Events on Survival and Quality of Life in Metastatic Spine Disease
2026 · Andrew Hardigan, Giovanni Barbanti Brodano, et al. · Neuro-Oncology Advances
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Sada-13 Toward Consensus: Defining Optimal Surgical Outcomes in Metastatic Spine Disease
2026 · Andrew Hardigan, Rafael de la Garza Ramos, et al. · Neuro-Oncology Advances
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Canadian Spine Society
2024 · Antoine Dionne, Firoz Miyanji, et al. · Canadian Journal of Surgery
Pedicle Screw Malposition in Revision Spinal Surgery: Efficacy of Intraoperative CT-Based Navigation
2015 · Harvey Wu, Andrew Pennington, et al. · Global Spine Journal
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Spine Radiosurgery
2015 · Peter C. Gerszten, Samuel Ryu, et al. · Thieme eBooks
A new classification of thoracolumbar injuries: The importance of injury morphology, the integrity of the posterior ligamentous complex, and neurologic status
2005 · Vaccaro, Alexander R., Lehman, Ronald A., et al. · Utrecht University Repository (Utrecht University)
42. Accuracy and safety of pedicle screw fixation in thoracic spine fractures
2004 · Fisher Charles, Vic Sahajpal, et al. · The Spine Journal
Works count: 20
Citation count: 304
H-index: 4
I10-index: 2
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