Ulnar collateral ligament of wrist joint

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Ligament: Ulnar collateral ligament (wrist)
Ligaments of wrist. Anterior view. (Ulnar collateral visible at center right.)
Latin ligamentum collaterale carpi ulnare
Gray's p.328
From ulnar styloid process
To triquetral bone, pisiform bone
Dorlands/Elsevier l_09/12491929

The ulnar collateral ligament (internal lateral ligament, ulnar carpal collateral ligament) is a rounded cord, attached above to the end of the styloid process of the ulna, and dividing below into two fasciculi, one of which is attached to the medial side of the triquetral bone, the other to the pisiform and flexor retinaculum.

This article incorporates text from a public domain edition of Gray's Anatomy.