An 11 year old 70 kg. Child presents with limitation of abduction and internal rotation. There is tenderness in scarpas triangle. On flexing the hip the limb is abducted. The diagnosis is :

Orthopaedics

An 11 year old 70 kg. Child presents with limitation of abduction and internal rotation. There is tenderness in scarpas triangle. On flexing the hip the limb is abducted. The diagnosis is :

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 -