TDR implants for the lumbar spine are currently most 2- or 3-piece devices with a purely mechanical function that provide/restore mobility. Lately interest is growing on non-mechanical implants that could possibly provide/restore mobility, but also produce counterforces on mobility as in healthy discs. No previous comparison between these two concepts has been performed, neither on clinical outcome, neither on specific differences on facet-joint load and wear.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Patient reported back pain after two years in Swespine national registry
Timeframe: 2, 5, 10 years