ISASS: Use of ACADIA device for lumbar spinal stenosis improves pain and function .
Facet Arthroplasty Utilizing the ACADIA Facet Replacement System: Preliminary IDE Outcomes at Two and Three Years Postoperative
161 patients were randomized in this Investigational Device Exemption (IDE) study to assess the safety and efficacy of the ACADIA Facet Replacement System for lumbar spinal stenosis. Patients received either the ACADIA device or instrumented posterolateral fusion (PLF) and were assessed after 36 months. Results revealed that the ACADIA device led to similar improvements as posterolateral fusion regarding symptoms, physical function, and back and leg pain.
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