我看见许多截肢端外面露出长的结扎线，等待化脓后再脱落。

I saw a number of amputation stumps from which long ligatures dangled, waiting to ripen in pus to drop off.

youdao

开胸暴露心脏后找到左冠前降支（LAD）穿线做套环，但不收紧结扎线；

For sham operation group, expose heart by surgery and find left anterior descending (LAD) coronary artery, and then braid to make a ringer but remain the silk untensioned;

youdao

用白线结扎硅胶条二端后以胶布固定在鼻旁皮肤上。

Two ends of the rod were tied with a white thread and fixed on the skin near nose with plastic tape.

youdao