AUTHOR=Jiahao Sun , Bowen Ma , Chiyu Zhang , Tianwei Xia , Jirong Shen , Chao Zhang TITLE=To investigate the effect of neck-shaft angle in surgical hip dislocation combined with femoral neck rotational osteotomy in the treatment of osteonecrosis of the femoral head and to combine with finite element analysis JOURNAL=Frontiers in Bioengineering and Biotechnology VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/bioengineering-and-biotechnology/articles/10.3389/fbioe.2025.1495292 DOI=10.3389/fbioe.2025.1495292 ISSN=2296-4185