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Anterior sacro-iliac ligament

Other Terms: Anterior sacroiliac ligament, Anterior sacro-iliac ligament, Ventral sacro-iliac ligament, Ligamentum sacroiliacum anterius, Ligaments sacroiliaques ventraux

Parts

None

Group

Lower limb joints - Pelvic girdle

Description

This is a broad, flat ligamentous sheet that is essentially a thickening of the sacroiliac joint capsule. It is thickest inferiorly and becomes increasingly thin superiorly. It connects from the lateral margin of the auricular surface of the ilium to anterolateral surface of sacral segments one through three.

Function

Stabilizes the sacroiliac joint.

Latin

Ligamentum sacroiliacum anterius

French

Ligaments sacroiliaques ventraux

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