1. The tourniquet should occlude venous and lymphatic return. 止血带应阻断静脉及淋巴回流。
2. The classic method was inserting a nylon thread into the start of cerebral middle artery to occlude the blood. 颈内动脉内插入尼龙线的方法不用开颅、可再灌注，损伤小，故适用范围广泛。
3. H. When a free flow of blood appears in the syringe, remove the syringe and occlude the needle with a finger to prevent air embolism. 当注射器回血通畅，稳住，保留针头、拔下注射器，并用手指遮蔽针头尾部以避免气体进入血管导致气栓。
英英解释
v.
1. block passage through
网络释义
occlude 咬，咬合;
堵塞;
封闭;
闭塞;
block out close down close in obturate occlude wipe out 封闭;
close close up closedown closure occlude padlock shut turnoff 关闭;
