Pinopodes are the important morphologic marker of endometrial receptivity.Similar to the other markers, their appearance on the surface of endometrium takes place during the implantation window.

• 摘要胞饮突是重要的子宫内膜接受性形态学方面的标志物，出现在植入窗期子宫内膜上皮细胞表面，与已知的其他子宫内膜接受性标志物出现的时机一致。