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| valve of inferior vena cava (又称 Eustachian valve Eustachian 瓣，附着于下腔静脉口的前缘，向外侧与界嵴相续，向内侧与冠状窦瓣会合。在胚胎时期，下腔静脉瓣较大，具有引导血流经卵圆孔流向左心房的作用。出生后，下腔静脉瓣变小，有时呈筛状或丝状，甚至缺如) | |||
| Eustachian valve; valve of inferior vena cava | |||
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