Proximal radioulnar articulation
Joint of the elbow From Wikipedia, the free encyclopedia
The proximal radioulnar articulation, also known as the proximal radioulnar joint (PRUJ), 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.
| 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. | |
| Details | |
| Identifiers | |
| Latin | articulatio radioulnaris proximalis |
| TA98 | A03.5.09.004 |
| TA2 | 1775 |
| FMA | 38860 |
| Anatomical terminology | |
Structure
The proximal radioulnar joint is a synovial pivot joint.[1] It occurs between the circumference of the head of the radius and the ring formed by the radial notch of the ulna and the annular ligament.[2] The interosseous membrane of the forearm and the annular ligament stabilise the joint.[2]
A number of nerves run close to the proximal radioulnar joint, including:
See also
References
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