Proximal radioulnar articulation
|Proximal radioulnar articulation|
Capsule of elbow-joint (distended). Anterior aspect.
Annular ligament of radius, from above. The head of the radius has been sawn off and the bone dislodged from the ligament.
|Latin||articulatio radioulnaris proximalis|
The proximal radioulnar articulation (superior radioulnar joint) is a synovial pivot joint between the circumference of the head of the radius and the ring formed by the radial notch of the ulna and the annular ligament.