AK Trouble Shooting

Question 1

Pain at medial brim

Answer 1

Trim line too high
Sinking too far into socket (add socks or pad scarpas)
Donned rotated

Question 2

Pain in scarpas

Answer 2

Aggressive modification

Question 3

Pain at glutes

Answer 3

Aggressive radius on posterior shelf

Question 4

Pain on IT only

Answer 4

Reduced limb volume (add socks, pad scarpas)

Question 5

Pain / redness at distal end

Answer 5

Too much contact (bottoming out) or insufficient contact

Question 6

Pain at distal lateral femur

Answer 6

Insufficient lateral wall contour (femoral shaft)
Insufficient relief for distal lateral femur
Insufficient socket adduction
Wide socket ML

Question 7

Numbness

Answer 7

Excessive scarpas pressure

Question 8

Knee instability

Answer 8

Weight line too posterior to knee (shift socket anteriorly)

Hip flexion contracture not accommodated (increase socket flexion, will also need to shift socket anterior)

Weak hip extensors (increase alignment stability/knee settings)