Double Action Ankle Joints

Question 1

In a double action ankle joint, where would you put the pin to control DF/tibial progression?

Answer 1

Anterior channel

Question 2

In a double action ankle joint, where would you put the spring to control DF/tibial progression?

Answer 2

Anterior channel

Question 3

In a double action ankle joint, where would you put the pin to control PF?

Answer 3

Posterior channel

Question 4

In a double action ankle joint, where would you put the spring to control PF?

Answer 4

Posterior channel