The Fovea For The Ligament Of The Femur Head In Medial View

Description

Rotating into a medial view, the animation centers on the head of the femur and its fovea capitis femoris, the small ovoid pit set slightly inferoposterior to the apex of the articular surface. As the femoral head turns, the smooth hyaline cartilage field is contrasted against the nonarticular foveal depression where the ligament of the head of femur (ligamentum teres femoris) attaches. The transition clarifies orientation relative to the femoral neck, with the fovea remaining medial and slightly inferior as the spherical contour comes into profile. Clinical relevance sits in that tiny landmark. The ligamentum teres carries the acetabular branch of the obturator artery to the femoral head, a detail that becomes more than academic in pediatric hips where this vessel can contribute to femoral head perfusion and where disruption relates to avascular necrosis risk in developmental dysplasia or traumatic dislocation. The sequence also helps teach why the fovea is not cartilage covered and why it persists as a consistent reference point when describing femoral head morphology on CT, MRI, or in arthroscopy reports. Small structure, big implications. Use this animation in gross anatomy teaching of the hip joint, osteology labs focused on side identification and proximal femur landmarks, or orthopedic and sports medicine modules discussing hip dislocation, ligamentum teres tears, and femoral head vascularity. It also fits figure inserts for atlases and surgical education materials where a medial perspective on the femoral head is needed without the visual noise of the acetabulum. Anatomical accuracy verified by SciePro's Medical Advisory Board.