Distal radioulnar joint

Last revised by Dr Joachim Feger on 29 Jul 2021

The distal radioulnar joint is a pivot type synovial joint between the distal radius and ulna.

The distal radioulnar joint is a pivot type synovial joint existing between the ulnar notch of the distal radius and the head of the ulna. The primary uniting structure of the joint is the articular disc of the distal radioulnar joint, also termed the triangular ligament 1 (part of the Triangular fibrocartilage complex (TFCC)).

The primary movement of the distal radioulnar joint is to allow pronation and supination of the forearm.

The distal radioulnar joint has intrinsic and extrinsic stabilizing structures.

Intrinsic

  • anterior and posterior distal radioulnar ligaments
  • distal radioulnar joint capsule

Extrinsic

The blood supply to the distal radio-ulnar joint is provided by the:

The nervous supply to the distal radioulnar joint is provided by the:

ADVERTISEMENT: Supporters see fewer/no ads

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.