Above the back of the knee, the sciatic nerve divides into two nerves, the tibial and the common peroneal nerve, both of which serve the lower leg and foot.

The neurotomies include 11 musculocutaneous nerves, 15 median nerves, 37 tibial nerves, 6 obturator nerves, 11 sciatic nerves, 2 profound peroneal nerves.

Objective To study the mechanism of subclinical damage and repairing process of peripheral nerves during gradual tibial lengthening.