Definitions

sciatic foramen

Lesser sciatic foramen

An opening between the pelvis and the posterior thigh, the foramen is formed by the sacrotuberous ligament which runs between the sacrum and the ischial tuberosity and the sacrospinous ligament which runs between the sacrum and the ischial spine.

Boundaries

The lesser sciatic foramen has the following boundaries:

Alternatively, the foramen can be defined by the boundaries of the lesser sciatic notch and the two ligaments.

Contents

It transmits the following structures:

External links

  • - "The Female Perineum: Osteology"

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