Evaluation of mechanical stability of new horizontal screw-screw crosslink in posterior C1-C2 pedicle screw-rod fixation by three-dimensional finite element 
Ouyang Beiping, Ma Xiangyang, Luo Chunshan, Zou Xiaobao, Lu Tingsheng, Chen Qiling
Chinese Journal of Clinical Anatomy . 2023, (6): 721 -727 .  DOI: 10.13418/j.issn.1001-165x.2023.6.16