The Obturator Nerve

Anatomy of the obturator nerve: multimedia presentation on origin of the obturator nerve from the anterior divisions of the lumbosacral plexus, its sensory and motor innervation, its relation in the superolateral aspect of the obturator foramen. The nerve is at risk while placing sharp retractors below the transverse acetabular ligament during a THA. The nerve divides into anterior and posterior divisions in relation to the adductor brevis