Distal Radioulnar Joint

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Gray336 coronal section wrist joints.png
Coronal section through the wrist showing the various joints
Distal Radioulnar Joint
Primary Type Synovial Joint
Secondary Type Pivot Joint
Bones Radius, Ulna
Ligaments Triangular, anterior distal radioulnar, and posterior distal radioulnar ligaments
Muscles Pronation: pronator quadratus, pronator teres; Supination: supinator, biceps brachii
Innervation Anterior and posterior interosseous nerves
Vasculature Anterior and posterior interosseous arteries
ROM
Volume
Conditions


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, part of the Triangular fibrocartilage complex (TFCC).[1]

References

  1. Hapugoda, S., Feger, J. Distal radioulnar joint. Reference article, Radiopaedia.org. (accessed on 01 Apr 2022) https://doi.org/10.53347/rID-46555