外科手术后的“换药”英文怎么说？

换药：
dressing change
change dressings
纱布：
gauze
pledget
sponge
例句:
裹在他伤口上的纱布脏了。
The gauze patch applied to his wound is dirty.
她把小孩出血的伤口用纱布包扎起来了。
She bound up the child's bleeding wound with gauze.

1.change dressing

Remember to change their dressing in time.
记得及时给他们换药。

2.(sterile) gauze

(消毒)纱布

change dressings