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[Coflex interspinous dynamic internal fixation for the treatment of degenerative lumbar spinal stenosis].
Zhongguo Gu Shang
December 2009
Department of Orthopaedics, the Second Affiliated Hospital to Wenzhou Medical College, Wenzhou 325000, Zhejiang, China.
Objective: To assess the clinical outcomes of Coflex interspinous dynamic internal fixation and the imaging changes for degenerative lumbar spinal stenosis.
Methods: From October 2007 to February 2009, 30 patients with degenerative lumbar spinal stenosis were treated with Coflex interspinous dynamic internal fixation, including 17 males and 13 females with an average age of 45 years (range, 39 to 65 years). The operation level at L4,5 were 20 cases, L5S1 9 cases and 1 case was in both the two levels.