The Obturator nerve

Arises from the ventral primary rami of the 2nd, 3rd, 4th lumbar nerves.
Emerges from the medial side of psoas major muscle.
Reaches the thigh by passing through obturator canal.
Provides cutaneous branches to medial aspect of thigh and
Muscular branches to gracilics, Obturator externus and adductor muscles (longus, magnus and brevis).
Articular branches to hip and knee joints.