Fig. 5

After excision the excise the inferior extensor retinaculum (IER) and lateral ligaments in a chronic lateral ankle ligaments injuried patient, the bony landmarkers of distal fibular were labeled (fibular longitudinal axies: yellow dotted arrow; The fibular insertion of anterior inferior tibiofibular ligament (AITFL): orange solid triangle; FOT: blue empty arrow; Fibular tip: blue solid arrow; Talus: blue *), and the distances of bony landmarks to the bone tunnel were measured