Proximal Radioulnar Joint

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Gray331 Elbow joint capsule anterior.png
Capsule of elbow-joint (distended). Anterior aspect.
Proximal Radioulnar Joint
Primary Type Synovial Joint
Secondary Type Pivot Joint
Bones Radius, Ulna
Ligaments Annular ligament
Muscles
Innervation Articular branches of the musculocutaneous, median, and radial nerve
Vasculature Radial portion of the peri-articular arterial anastomosis of the elbow joint
ROM
Volume
Conditions
Annular ligament of radius, from above. The head of the radius has been sawn off and the bone dislodged from the ligament.

The proximal radioulnar joint is a pivot type synovial 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.[1]

References

  1. Stewart, M., Hacking, C. Proximal radioulnar joint. Reference article, Radiopaedia.org. (accessed on 01 Apr 2022) https://doi.org/10.53347/rID-53632