1. The operation lengthens the foot.
2. Any desirable amount of over correction may be obtained.
3. No important vessels and nerves are injured.
4. The removal of the contractures allows one to obtain an anatomical reposition of displaced bones.
Reference:
1. Ober. Jour. A. M. A. Aug. 14, 1915.
2. Pathology and Etiology of Congenital Club Foot, Robert M. Parker and Samuel G. Shattuck, 1884.
3. Phelps, Reprint from the New Eng. Monthly, 1891.