Lesser sciatic notch
The lesser sciatic notch is a large notch in the pelvis below the ischial spine. The addition of the sacrospinous ligament above and the sacrotuberous ligament below converts the notch into the lesser sciatic foramen.
The lesser sciatic notch is a large notch in the pelvis below the ischial spine. The addition of the sacrospinous ligament above and the sacrotuberous ligament below converts the notch into the lesser sciatic foramen.