Skip to main content

Unfortunately we don't fully support your browser. If you have the option to, please upgrade to a newer version or use Mozilla Firefox, Microsoft Edge, Google Chrome, or Safari 14 or newer. If you are unable to, and need support, please send us your feedback.

Elsevier
Publish with us
Sacroiliac Joint (Left)
Connective Tissue

Sacroiliac Joint (Left)

Articulatio sacroiliaca

Read more

Structure

The right and left sacroiliac joints connect the articular surfaces of the ilium and the lateral sacrum. In children, this joint is synovial and permits limited movement. As age increases, this joint becomes a syndesmotic and may even ossify in older individuals.

Complete Anatomy
The world's most advanced 3D anatomy platform
Try it for Free

Anatomical Relations

Anterior to the sacroiliac joint, the external and internal iliac veins unite to form the common iliac veins, in addition to the bifurcation of the common iliac arteries at this level. The piriformis muscle attaches to the anterior aspect of the joint capsule and separates the joint from the sacral plexus.

Function

The sacroiliac joints connect the vertebral column to the pelvis and is one of the most stable joints in the body. It permits weight transmission from the vertebral column to the pelvis.

Learn more about this topic from other Elsevier products

Sacroiliac Joint

ScienceDirect image

Over time the SIJ develops a coarse texture with ridges and depressions that enhance the stability of the joint.

Explore on ScienceDirect(opens in new tab/window)

Complete Anatomy

The world's most advanced 3D anatomy platform

Complete Anatomy