Motohiro Okada, MD, PhD
Orthopaedic Spine Surgeon
Professional Information
Biography
Dr. Okada specializes in minimally invasive spinal surgery, with a strong emphasis on innovative surgical techniques and outcome-based research. His key areas of focus include: Microendoscopic Spine Surgery: Development and refinement of microendoscopic decompression techniques for lumbar and cervical spinal stenosis. Transosseous Discectomy: Application of bone-anchored discectomy methods for recurrent lumbar disc herniation. Cervical Laminoplasty: Comparative studies on open-door vs. French-door laminoplasty for cervical compressive myelopathy. Spinal Deformity & Spinopelvic Parameters: Research on the impact of spinopelvic alignment on surgical outcomes in elderly patients. Institutional Affiliations: - Sumiya Orthopaedic Hospital, Wakayama – Clinical practice in orthopaedic and spinal surgery - Wakayama Medical University – Research collaborator and academic partner
Specialization
Dr. Okada specializes in minimally invasive spinal surgery, with a strong emphasis on innovative surgical techniques and outcome-based research. His key areas of focus include:
Research & Publications
“Microendoscope-Assisted Posterior Decompression Technique Using a 12-mm Tubular Retractor of the SYNCHA Novel Microendoscopic System for Cervical Spondylotic Radiculopathy: A Technical Note” Introduces a new microendoscopic technique using the SYNCHA system for cervical radiculopathy. (PubMed, Cureus) “A prospective randomized study of clinical outcomes in patients with cervical compressive myelopathy treated with open-door or French-door laminoplasty” A randomized trial comparing outcomes between two major laminoplasty techniques. (PubMed) “A novel microendoscopically assisted approach for the treatment of recurrent lumbar disc herniation: transosseous discectomy surgery” Describes a minimally invasive method for recurrent disc herniation via transosseous access. (SAGE Journals, ResearchGate) Institutional Affiliations Sumiya Orthopaedic Hospital, Wakayama – Clinical practice in orthopaedic and spinal surgery Wakayama Medical University – Research collaborator and academic partner