內側旋股動脈內側旋股動脈(Arteria circumflexa femoris medialis)為大腿上部的一條动脉,負責供養股骨頸(英语:neck of the femur )。該條血管損傷或阻塞可能會導致失血管性壞死(英语:avascular necrosis),而最常見的損傷原因則為股骨頸骨折。
股骨股骨(femur )俗稱大腿骨(thigh bone),是人体中最长、最大的管状骨,位于大腿,分为一体及上、下两端。在四肢动物,位于下肢(或后肢)深面。 股骨上端弯曲,此弯曲部称作股骨颈(femoral neck )。这种弯曲连接能有效降低外界对骨盆的冲击,股骨颈有如一缓冲器。股骨颈上方有股骨头(femoral
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