8 year old boy, history of fall from 10 feet Pain in the right ankle. X-ray normal at that time after 2 years he developed calcaneovalgus deformity,likely diagnosis

Orthopaedics

8 year old boy, history of fall from 10 feet Pain in the right ankle. X-ray normal at that time after 2 years he developed calcaneovalgus deformity,likely diagnosis

What is the use of the given instrument:

Which fracture results in the given deformity?

Positive pivot shift test in knee is because of injury to -