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Traction therapy in lumbar disc hernias: A finite element analysis study
Erol Öten, Osman Civan1, Levent Uğur
1Akdeniz Üniversitesi Tıp Fakültesi Ortopedi ve Travmatoloji Anabilim Dalı, 07070 Kampüs, Antalya, Türkiye. civanosman@gmail.com.
Joint Diseases and Related Surgery
|April 1, 2022
Summary
Lumbar traction at 0° axial direction reduces intradiscal pressure and creates tensile stress in the annulus fibrosus. This finite element analysis (FEA) method can personalize traction therapy for better outcomes.
Area of Science:
- Biomechanics
- Spinal Mechanics
- Computational Modeling
Background:
- Lumbar traction is a common treatment for spinal conditions.
- Optimizing traction parameters (angle, force) is crucial for effectiveness.
- Finite Element Analysis (FEA) offers a method to simulate and evaluate biomechanical responses.
Observation:
- A 3D lumbosacral spine model was created from CT images.
- FEA was used to simulate lumbar traction at various angles and forces.
- Non-linear analyses were performed using ANSYS software.
Findings:
- Axial (0°) lumbar traction significantly reduced intradiscal pressures.
- Tensile stress was evenly distributed across the annulus fibrosus.
- No significant changes in the lumbar lordotic angle were observed.
Implications:
- FEA provides a promising approach to investigate traction therapy benefits.
- Individualized traction parameters can be determined using patient-specific imaging (CT/MRI).
- This could lead to more effective and personalized non-surgical spinal treatments.
