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Comparison of Hybrid Dynamic Stabilization with TLIF Versus Dynamic Stabilization Alone in Degenerative Lumbar
Uzay Erdogan1, Gurkan Berikol2, Ibrahim Taha Albas3
1Department of Neurosurgery, Bakirkoy Prof. Dr. Mazhar Osman Training and Research Hospital for Psychiatry, Neurology and Neurosurgery, Istanbul 43606, Turkey.
Diagnostics (Basel, Switzerland)
|August 14, 2025
Summary
Hybrid dynamic stabilization with transforaminal lumbar interbody fusion (TLIF) offers better clinical outcomes and fusion rates for degenerative lumbar instability. This approach improves pain scores without significantly increasing adjacent segment disease risk.
Area of Science:
- Spine Surgery
- Orthopedics
- Neurosurgery
Background:
- Degenerative lumbar instability presents challenges in surgical management.
- Dynamic rod stabilization and transforaminal lumbar interbody fusion (TLIF) are surgical options.
- Evaluating hybrid systems for improved outcomes is crucial.
Purpose of the Study:
- Compare clinical and radiological outcomes of dynamic rod stabilization with and without TLIF.
- Assess the prognostic value of hybrid systems in reducing adjacent segment disease (ASD).
- Evaluate enhancement of fusion rates and functional outcomes.
Main Methods:
- Retrospective analysis of 62 patients (2019-2022).
- Group 1: Dynamic rod stabilization alone (n=34).
- Group 2: Dynamic stabilization with TLIF (n=28).
- Radiological assessment (disk height index, fusion rates).
- Clinical assessment (Visual Analog Scale for pain).
Main Results:
- Hybrid group showed significantly higher anterior fusion rates (p < 0.001).
- Hybrid group demonstrated greater improvement in VAS back (p=0.005) and leg pain (p < 0.001) at 12 months.
- No significant difference in adjacent segment disease (ASD) development (p=0.11).
- Hybrid group maintained better lumbar lordosis and adjacent segment disk height.
Conclusions:
- Hybrid dynamic stabilization with TLIF provides superior clinical outcomes and fusion rates.
- This approach does not significantly increase the risk of ASD.
- Hybrid constructs offer a balanced strategy for degenerative lumbar instability.

