Summary
A study of 119 early onset scoliosis (EOS) who underwent magnetically controlled growing rod (MCGR) treatment suggests that more than 4 distractions per year yields greater rates of rod lengthening but no significant differences in spine length gain compared to less than 4 distractions per year.
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Author disclosures: Jason Cheung: none. Karen Yiu: none. Kenneth Cheung: none. Scott Luhmann: Medtronic Sofamor Danek; Stryker; Nuvasive; Orthopediatrics; Globus Medical; Wolters Kluwer. Charles Johnston: Orthopedics Journal of Childrens Orthopedics; Pediatric Orthopaedic Society of North America; Scoliosis Research Society; Medtronic Sofamor Danek; Saunders/Mosby-Elsevier. Peter F. Sturm: DePuy Spine; Journal of Children’s Orthopaedics; Scoliosis Research Society; Pediatric Orthopaedic Society of North America; Biomet; Depuy Synthes; Medtronic; DePuy, A Johnson & Johnson Company; Ellipse Technologies; Medtronic Sofamor Danek; Nuvasive. Jeff Pawelek: San Diego Spine Foundation; Growing Spine Foundation; Nuvasive.
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Cheung, J., Yiu, K., Cheung, K. et al. Paper #28: The Best Distraction Frequency for Optimizing Spine and Rod Length Gains with Magnetically Controlled Growing Rods. Spine Deform 5, 453–454 (2017). https://doi.org/10.1016/j.jspd.2017.09.031
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DOI: https://doi.org/10.1016/j.jspd.2017.09.031