KAFO

A 35 years old man with poliomyelitis came to your orthotic clinic. During assessment, it found that patient has grade 3 on quadriceps muscle strength, knee flexion contracture 15 degrees, grade 0 on ankle muscles and have M-L instability of the knee joint.

• Posterior offset

• Drop lock

• Free knee

• Dial lock

Varus straps is attached on medial side bar to correct varus deformity  

• True

• False

A patient who have grade 2 knee extensors muscle strength, M-L instability of knee and poor hand function will be indicated to use swiss lock knee joint in his/her KAFO

• True

• False

In KAFO Patient who has valgus deformity, Orthotist can improve correction by adding knee valgus strap which attached on medial sidebar

• True

• False

What are limitations of Locked Knee Joint

Answer explanation

ð      Poor Walking Pattern – Circumduction, Hip Hiking, etc

ð      High Energy Consumption Slower Walking Speed