The nerve preramus L4 , the femoral nerve, the obturator nerve and the communicating branch are liable to injury in the front of the ligamentum iliolumbale.
L4神经前支、股神经、闭孔神经和交通支在髂腰韧带前方易损伤。
英语百科
Obturator nerve
The obturator nerve in human anatomy arises from the ventral divisions of the second, third, and fourth lumbar nerves in the lumbar plexus; the branch from the third is the largest, while that from the second is often very small.