obturator nerve n.
A nerve that arises from the second, third, and fourth lumbar nerves in the psoas muscle, enters the thigh through the obturator canal, and supplies the muscles and skin on the medial side of the thigh.
In some cases there is pain along the course of the obturator nerve.
Pain is complained of in the hip, or is referred to the medial side of the knee, in the distribution of the obturator nerve.
Variations in the obturator nerve were considered to be insignificant.
Paralysis of the obturator nerve or nerves is met with rather frequently, notwithstanding, in mares, following dystocia.