발목의 내측인대(medial ligament)

A strong, flat, triangular band, attached above to the apex and anterior and posterior borders of medial malleolus(Supports the medial side of joint). 

Proximally, it is attached to the medial malleolus. 

Distally, it is attached to four places(Sustentaculum tali of calcaneus, Calcaneonavicular ligament, Navicular tuberosity, Medial surface of talus).

Classification

1) Superficial : Tibionavicular Ligament, Tibiospring Ligament, Tibiocalcaneal Ligament

2. Deep : Anterior Tibiotalar Ligament, Posterior Tibiotalar Ligament