腘半月板前下束
Fasciculus popliteomeniscalis anterior inferior
定义
前下腘半月板束（aiPMF）从外侧半月板连接至腘肌腱，其厚度存在个体差异。它与腘腓韧带共同形成联合腓骨附着部。[1]
膝关节的腘半月板束（PMFs）是维持外侧半月板稳定性的重要结构。腘半月板束共有三条主要束：前下腘半月板束（aiPMF）、后上腘半月板束（psPMF）及后下腘半月板束（piPMF）。这些束呈斜行走向，附着于外侧半月板周缘，共同构成腘裂孔。腘裂孔是重要的解剖学结构，允许腘肌腱通过，并参与维持外侧半月板的动态稳定性。[2]
參考資料
1.Popliteomeniscal Fascicles: Anatomic Considerations Using MR Arthrography in Cadavers.Peduto AJ, Nguyen A, Trudell DJ, Resnick DL.AJR. American Journal of Roentgenology. 2008;190(2):442-8. doi:10.2214/AJR.07.2643.
2.Morphology of the Popliteomeniscal Fascicles Around the Popliteal Hiatus on Three-Dimensional Images Reconstructed From 7 T Magnetic Resonance Imaging: A Cadaveric Study.Tajima G, Kaneko H, Oikawa R, et al.The Knee. 2024;51:136-144. doi:10.1016/j.knee.2024.08.018.
3.Quantitative and Qualitative Assessment of Posterolateral Meniscal Anatomy: Defining the Popliteal Hiatus, Popliteomeniscal Fascicles, and the Lateral Meniscotibial Ligament.Aman ZS, DePhillipo NN, Storaci HW, et al.The American Journal of Sports Medicine. 2019;47(8):1797-1803. doi:10.1177/0363546519849933.
