Acetabular Notch Anatomy in 3D

A gap in the inferior margin of the acetabulum that is bridged by the transverse acetabular ligament, allowing passage for vessels to the femoral head. It serves as an important orientation landmark for surgeons during total hip arthroplasty (THA).

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Related structures

Hip Bone Acetabular Fossa Acetabular Margin Greater Sciatic Notch Lesser Sciatic Notch Supra-Acetabular Groove Acetabulum Adductor Longus (Hip Bone Origin)