Ligamentous Articular Strain

Upper Extremity

By: Conrad A. Speece, D.O.

Carpal Tunnel

Interosseous membrane

Re-centering the wrist

Carrying angle of the wrist

Body Mechanics Keep hand angled toward 5th finger

Use the wrist in flexion and extension, NOT adduction

and abduction

Elbows out to side when typing

Move whole arm when using mouse

Fingers

Olecranon and radial head

Cubital Tunnel

Muscles of the shoulder

Superior lateral brachial

cutaneous nerve

Levator scapulae

Subscapularis muscle

Biceps tendon and

coracobrachialis muscle

Pectoralis minor muscle

Pectoralis minor

Clavicles

Body Mechanics Never reach behind you

Use arm in range of motion up to, but not past, the

point of pain

Keep shoulders down and relaxed