Claw hand deformity is when the fingers bend in to look like a claw. It has several potential causes with ulnar nerve injury being the most common cause. Claw hand deformity can affect all or some ...

Figures 8A-8D show a patient with paralysis of the ulnar nerve and claw-finger deformity. One year after surgery, the patient had full extension and flexion of the fingers and sensory recovery to S3+.