Question | Answer |
Initial Contact/early stance: Excessive knee flexion BKA (Prosthetic cause) | -high shoe heel
-insufficient PF
-stiff heel cushion
-socket too far anterior
-socket excessively flexed
-cuff tabs too posterior |
Initial Contact/early stance: Excessive knee flexion BKA (anatomic cause) | -flexion contracture
-weak quadriceps |
Initial Contact/Early Stance: Insufficient knee flexion BKA (Prosthetic cause) | -low shoe heel
-excessive PF
-soft heel cushion
-socket too far posterior
-socket insufficiently flexed |
Initial Contact/Early Stance: Insufficient knee flexion BKA (anatomic cause) | -extensor hyperreflexia
-weak quads
-anterodistal pain
-arthritis |
Mid Stance: Excessive lateral thrust BKA (prosthetic cause) | -excessive foot inset |
Mid Stance: Excessive medial thrust BKA | -excessive foot outset |
Late Stance: Early knee flexion:drop off BKA (prosthetic cause) | -high shoe heel
-insufficient PF
-keel too short
-DF stop too soft
-socket too anterior
-socket excessively flexed
-cuff tabs too posterior |
Late Stance: Early knee flexion:drop off BKA (anatomic cause) | -flexion contracture |
Late Stance: Delayed knee flexion:walking up hill BKA (prosthetic cause) | -low shoe heel
-excessive PF
-keel too long
-DF stop too stiff
-socket too posterior
-socket not flexed enough |
Late Stance: Delayed knee flexion:walking up hill BKA (anatomic cause) | -extensor hyperreflexia |
Stance: ABDuction AKA (prosthetic cause) | -long prosthesis
-ABDucted hip joint
-inadequate later wall ADDuction
-sharp or high medial wall |
Stance: ABDuction AKA (anatomic cause) | -ABDuction contracture
-weak ABDuctors
-laterodistal pain
-instability |
Swing: Circumduction AKA (prosthetic cause) | -long prosthesis
-locked knee unit
-loose friction
-inadequate suspension
-small socket
-loose socket
-foot PF |
Swing: Circumduction AKA (anatomic cause) | -ABDuction contracture
-poor knee control |
Early Swing: High Heel Rise AKA (prosthetic cause) | -inadequate friction
-slack extension aid |
Late Swing: Terminal Impact AKA (prosthetic cause) | -inadequate friction
-taut extension aid |
Late Swing: Terminal Impact AKA (anatomic cause) | -Forceful hip flexion |
Swing: Vaulting AKA (prosthetic cause) | -long prosthesis
-locked knee unit
-loose friction
-inadequate suspension
-small socket
-loose socket
-foot PF |
Swing:Vaulting AKA (anatomic cause) | -with sliding friction unit
-fast pace |
Swing: Hip Hike AKA (prosthetic cause) | -long prosthesis
-locked knee unit
-loose friction
-inadequate suspension
-small socket
-loose socket
-foot PF |
Swing: Uneven step length AKA (prosthetic cause) | -uncomfortable socket
-insufficient socket flexion |
Swing: Uneven step length AKA (anatomic cause) | -hip flexion contracture
-instability |
Stance: Lateral bend AKA (prosthetic cause) | -short prosthesis
-inadequate lateral wall ADDuction
-sharp or high medial wall |
Stance: Lateral bend AKA (anatomic cause) | -ABDuction contracture
-weak ABDuctors
-hip pain
-instability
-short amputation limb |
Stance: Forward Flexion AKA (prosthetic cause) | -unstable knee unit
-short walker or crutches |
Stance: Lordosis AKA (prosthetic cause) | -inadequate socket flexion |
Stance: Lordosis AKA (anatomic cause) | -hip flexion contracture
-weak extensors |
Heel off: Medial (lateral) Whip AKA (prosthetic cause) | -faulty socket contour
-knee bolt externally (internally) rotated
-foot malrotated
-prosthesis donned in malrotation |
Heel off: Medial (lateral) Whip AKA (anatomic cause) | -with sliding friction unit
-fast pace |
Heel contact: Foot rotation AKA (prosthetic cause) | -stiff heel cushion
-malrotated foot |