The use of triangular implants to enhance sacropelvic fixation: a finite element investigation

Long thoracolumbar fixation and fusion have become a consolidated treatment for severe spinal disorders. Concomitant sacropelvic fixation with S2 alar-iliac (S2AI) screws is frequently performed to limit instrumentation failure and pseudarthrosis at the lumbosacral junction.

Source: The Spine Journal - June 1, 2020 Category: Orthopaedics Authors: Matteo Panico, Ruchi D. Chande, Derek P. Lindsey, Ali Mesiwala, Tomaso Maria Tobia Villa, Scott A. Yerby, Marco Brayda-Bruno, Fabio Galbusera Tags: Basic Science Source Type: research