Interscapulothoracic (forequarter)
Partial scapula
True Shoulder Disarticulation
Amputation at shoulder joint
SD with head &/or neck of humerus (Class III TH)
Less than 30% humerus remaining
Standard TH (Class II TH)
30-90% humerus remaining
Elbow Disarticulation (Class I TH)
90-100%
Desirable level with no px
Very Short TR
0-35% forearm remaining
Short/Standard TR
35-55% forearm remaining
Long TR
55-90%
Can effectively capture pronation & supination
Wrist Disarticulation
90-100% forearm remaining
Forearm length
Lateral condyle to ulnar styloid