Risk of adjacent segment disease after 'topping-off' multi-level lumbar fusions with posterior dynamic stabilisers: an observational cohort study.

William R Sears Ann C SolterbeckJennifer A Kos

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)

This large, non-randomised, observational study found an approximately 60% reduction in further surgery for ASD with the use of the PDS to 'top-off' PLIF fusions. PDS device-related complications were very low.

Keyphrases

minimally invasive
clinical trial
autism spectrum disorder
open label
coronary artery bypass
attention deficit hyperactivity disorder
study protocol
risk factors
placebo controlled
surgical site infection
randomized controlled trial