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retinacular arteries


Definition: branches of the medial and lateral circumflex femoral arteries that extend to the head of the femur within the retinacular folds of synovial membrane surrounding the neck of the femur. Collectively, these arteries provide the main blood supply to the femoral head.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.