Prospective, Multicenter Study of 2-level Cervical Arthroplasty with a PEEK-on-Ceramic Cervical Total Disc Replacement

This intermediate 5-year follow-up study augments previously reported 2-year results, supporting that the Simplify cTDR is safe and effective for the treatment of 2-level symptomatic cervical DDD. Statistically significant improvements in pain and disability at two-years postoperative were maintained or improved at five-years with preservation of motion and low reoperation rates at index and adjacent levels.