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Is This the Future of Spine Arthroplasty? Freedom® Disc Shows Breakthrough Biocompatibility Profile 

- Taylor Headley

In a recent white paper released by AxioMed, the Freedom® Lumbar Disc (FLD) and Freedom® Cervical Disc are emerging as strong contenders in the race for next-generation spinal implants. The investigational devices—designed with a viscoelastic, one-piece polymer core—underwent a full ISO 10993 biocompatibility testing protocol, revealing no signs of toxicity, degradation, or systemic inflammatory response, even under extreme simulated in vivo conditions. 

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✅ No cytotoxicity, genotoxicity, or carcinogenicity 


✅ No lipid uptake or chemical breakdown over 50 million cycles (simulating decades of use) 


✅ No adverse effects from particulate wear debris—even at doses simulating 984 years of use in animal models

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This places the FLD in stark contrast to traditional disc replacements, which have raised concerns about long-term facet joint stress and biologic response.

 

 

Why It Matters for Doctrepreneurs: 


While the current market is saturated with mechanical devices that mimic motion, the Freedom Disc’s true innovation lies in its material science. The silicone-polycarbonate-urethane core is designed to replicate native disc biomechanics—shock absorption, multidirectional motion, and axial compliance—without the biologic liabilities of metal-on-poly or constrained systems. This offers surgeon-entrepreneurs a compelling value proposition: a disc designed to perform more like the real thing, with data to back up its biological safety. 

 

 

See It in Action: Curious how it actually works in the OR?

Watch this explainer video for a quick visual breakdown of the FLD technology and procedure. 

The Bottom Line: 


With FDA IDE approval and a robust biocompatibility dossier, AxioMed’s Freedom Disc is poised to redefine expectations for lumbar and cervical disc arthroplasty. As reimbursement opens up and motion-preserving solutions gain traction, FLD may soon become the go-to implant for spine surgeons looking to offer differentiated, durable outcomes. 

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