The sciatic nerve travels through an opening in the pelvis called the greater sciatic foramen, and typically runs below the piriformis muscle.

坐骨神经经过骨盆上称为坐骨大孔的开口，通常走行于梨状肌的下方，因此梨状肌的疾患或痉挛或导致与坐骨神经痛症状相似的腿痛。

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The greater sciatic foramen is a common exit pathway form any pelvic vessels and any fracture involving this area incurs a higher risk of bleeding.

坐骨大孔是骨盆血管共同的走行通道，此部位发生骨折出血风险极高。

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