The Anatomical Characteristics And Location Of Acetabular Margin Of The Hip Bone

Description

Framing the lateral aspect of the os coxae, the acetabular margin traces a sharp, crescentic rim around the acetabulum, transitioning inferiorly into the acetabular notch. The animation sweeps around the socket in sequence, clarifying how the rim relates to the lunate articular surface medially, the acetabular fossa centrally, and the adjacent body of the ilium superiorly, pubis anteroinferiorly, and ischium posteroinferiorly. As the viewpoint rotates, the anterior and posterior horns come into profile and the rim’s curvature is read against the broader pelvic girdle. Orientation of the acetabular border matters in both radiology and operative planning because rim morphology and version influence femoroacetabular contact mechanics and labral loading. Overcoverage at the anterosuperior margin contributes to pincer-type femoroacetabular impingement, while rim fractures and posterior wall involvement are key considerations after posterior hip dislocation. Motion adds clarity here: seeing the rim traced continuously around the socket makes it easier to localize lesions by clock-face description (anterior versus posterior, superior versus inferior) and to connect that language to bony landmarks. Use this sequence in gross anatomy teaching of the pelvis and hip joint, in orthopaedic and sports medicine lectures on femoroacetabular impingement, and in publishing workflows that need a clean, anatomically named reference for the acetabular rim and notch in the human skeleton. It also supports patient-facing explanations of labral repair, acetabuloplasty, and acetabular fracture fixation by anchoring the discussion to a stable bony border. Anatomical accuracy verified by SciePro's Medical Advisory Board.