The Evans osteotomy is a lateral column lengthening osteotomy, preserving the calcaneocuboid joint.
Lateral column lengthening with VariAx plate
This video demonstrates a lateral column lengthening. It covers the incision, the desired outcome, the osteotomy and then two different methods of fixation. The demonstration is performed by Dr. Donald Bohay and John Anderson of Grand Rapids, MI, United States.