Fig. 2From: Comparisons between ankle distraction arthroplasty and supramalleolar osteotomy for treatment of post-traumatic varus ankle osteoarthritisDepicts a female, 48 years, who had right Takakura-Tanaka stage 3 varus ankle osteoarthritis and underwent supramalleolar osteotomy to reconstruct the mechanical axis. Preoperative radiographs A–C (lateral, anteroposterior, and calcaneal axial view) showed the ankle varus deformity and osteoarthritis; D–F showed the operative procedure process (localization of supramalleolar osteotomy, widening the gap, and internal fixation). G, H Showed the improved force line of the ankle joint and the articular spaceBack to article page