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image: Opponens Digiti Minimi
Opponens Digiti Minimi

Opponens Digiti Minimi

 Action :

  • Draws 5th metacarpal anteriorly and rotates it, bringing little finger (5th digit) into opposition with thumb.

Origin :

  • Hook of hamate and flexor retinaculum.

Insertion :

  • Medial border of 5th metacarpal.

Innervation :

  • Deep branch of ulnar nerve (C8 and T1).

Arterial Supply :

  • Ulnar artery.

Depth :

  • Superficial
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