Nonunion is a very common complication of intracapsular fractures of the neck of femur. Which of the following is not a very important cause for the same?

Orthopaedics

Nonunion is a very common complication of intracapsular fractures of the neck of femur. Which of the following is not a very important cause for the same?

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 -