Original ResearchPublished 2 October 2026Comparison of medial open wedge HTO in the treatment of medial unicompartmental knee osteoarthritis with mild and moderate varusFuji Ren · Binyang Meng · Zi Zhang · Wenhe Li · Dong Zhao · Rui Wang · Jingmin Huang · Jiangang CaoFrontiers in Surgerydoi 10.3389/fsurg.2026.1942837