Spine
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Multicenter Study Comparative Study
The Impact of Renal Impairment on Short-term Morbidity Risk Following Lumbar Spine Surgeries.
Retrospective review of prospectively collected data. ⋯ 3.
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Randomized Controlled Trial Multicenter Study Comparative Study
KAST Study: The Kiva System As a Vertebral Augmentation Treatment-A Safety and Effectiveness Trial: A Randomized, Noninferiority Trial Comparing the Kiva System With Balloon Kyphoplasty in Treatment of Osteoporotic Vertebral Compression Fractures.
The KAST (Kiva Safety and Effectiveness Trial) study was a pivotal, multicenter, randomized control trial for evaluation of safety and effectiveness in the treatment of patients with painful, osteoporotic vertebral compression fractures (VCFs). ⋯ 1.
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Multicenter Study
Use of the S-hook for Pelvic Fixation in Rib-Based Treatment of Early-Onset Scoliosis: A Multicenter Study.
Retrospective review. ⋯ 3.
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Randomized Controlled Trial Multicenter Study Comparative Study
Comparison of Clinical Outcomes of 1- and 2-Level Total Disc Replacement: Four-Year Results From a Prospective, Randomized, Controlled, Multicenter IDE Clinical Trial.
A prospective, randomized, multicenter Food and Drug Administration Investigation Device Exemption study using total disc replacement as surgical treatment of degenerative disc disease at 1 or 2 contiguous levels of the cervical spine. ⋯ 1.