Spine
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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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A study using cultured human annulus cells and human annular tissue. ⋯ N/A.
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Observational Study
Magnetic Resonance Neurography of the Lumbar Plexus at the L4-L5 Disc: Development of a Preoperative Surgical Planning Tool for Lateral Lumbar Transpsoas Interbody Fusion (LLIF).
Observational study. ⋯ 3.
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Comparative Study
Posterolateral Lumbar Arthrodesis With and Without Interbody Arthrodesis for L4-L5 Degenerative Spondylolisthesis: A Comparative Value Analysis.
Independent retrospective review of prospectively collected data, comparative cohort study. ⋯ 3.
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Survey of spine surgeons and biomechanical comparison of screw pullout forces. ⋯ 3.