cutaneous branch of the obturator nerve cutaneous branch of the obturator nerve occasionally the communicating branch to the anterior cutaneous and saphenous branches of the femoral is continued down, as a cutaneous branch, to the thigh and leg, as the cutaneous branch of the obturator nerve. cutaneous branch of the obturator nervenerves of the right lower extremity. front view. (cutaneous branch not labeled, but region is visible.)detailsfromanterior branch of obturator nerveidentifierslatinramus cutaneus nervi obturatoriita98a14.2.07.014ta26534fma45312 45331, 45312anatomical terms of neuroanatomy when this is so, it emerges from beneath the lower border of the adductor longus, descends along the posterior margin of the sartorius to the medial side of the knee, where it pierces the deep fascia, communicates with the saphenous nerve, and is distributed to the skin of the tibial side of the leg as low down as its middle.