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Nucleus replacement could get a new chance with annulus closure.

Laura ZengerleAnne KöhlerElisabeth DeboutCarsten HackenbrochHans-Joachim Wilke
Published in: European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society (2020)
In this study, a prolapse followed by a nucleotomy resulted in a biomechanical destabilisation. Implantation of the nucleus replacement combined with an annulus closure restored the intact condition without showing signs of extrusion nor migration after cyclic loading. Hence, nucleus replacements could have a new chance in combination with annulus closure devices.
Keyphrases
  • aortic valve
  • finite element analysis