Influence of cement-augmented pedicle screws with different volumes of polymethylmethacrylate in osteoporotic lumbar vertebrae over the adjacent segments: a 3D finite element analysis

Polymethylmethacrylate (PMMA) is commonly used for cement-augmented pedicle screw instrumentation (CAPSI) to improve the fixation stability and reduce the risk of screw loosening in the osteoporotic thoracolum...

Source: BMC Musculoskeletal Disorders - July 13, 2020 Category: Orthopaedics Authors: Hui-zhi Guo, Shun-cong Zhang, Dan-qing Guo, Yan-huai Ma, Kai Yuan, Yong-xian Li, Jian-cheng Peng, Jing-lan Li, De Liang and Yong-chao Tang Tags: Research article Source Type: research