英语语法分析

Fossa ovalis and the tributaries of great saphenous veins were observed and measured on 52 lower limbs of the patient.

在患者的52个下肢上观察并测量了卵圆窝和大隐静脉的支流。

Support saphenous vein harvesting and carotid evaluations.

支持大隐静脉和颈收获评价。

To research about hemostasis method for great saphenous varicose.

目的：研究大隐静脉曲张止血的方法。