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Lumbar Facet Joint Radiofrequency Ablation With a 3-Tined Cannula: A Technical Report and Observational Study
Andrea Künzle1,2, Sander M J van Kuijk2,3, Eva Koetsier1,2
1Faculty of Biomedical Sciences, Università della Svizzera Italiana, Lugano, Switzerland.
Pain Research & Management
|December 30, 2024
Summary
A new radiofrequency ablation technique for lumbar facet joint pain offers significant relief. This novel approach using a 3-tined cannula provides a simpler, faster procedure for chronic low back pain patients.
Area of Science:
- Pain Medicine
- Interventional Pain Management
- Spinal Procedures
Background:
- Lumbar facet joint pain affects 15%-41% of low back pain sufferers.
- Conventional radiofrequency ablation (RFA) has Level II evidence but can be challenging.
- A novel 3-tined cannula RFA technique aims for improved simplicity and efficiency.
Purpose of the Study:
- To detail a new 3-tined cannula lumbar facet joint RFA technique.
- To assess the efficacy of this novel RFA in treating chronic facet joint pain.
Main Methods:
- Adults with chronic lumbar facet joint pain, confirmed by medial branch blocks, underwent the novel RFA.
- Outcomes measured included pain intensity, patient global impression of change, medication use, and function at 2-month follow-up.
Main Results:
- Significant pain relief was observed in 44 treated patients.
- 41% achieved ≥50% pain reduction; 48% reported "much improved" on PGIC.
- No severe adverse events were recorded.
Conclusions:
- The novel 3-tined cannula RFA technique shows promise for effective lumbar facet joint pain management.
- Larger lesions may improve targeting and reduce procedure complexity.
- Further randomized controlled trials are recommended to validate findings.
