tourniquet GRE

She prepared to undo the band of cloth around his arm which had served as tourniquet.

她准备解开缠在他胳血的布带。

Twist the tourniquet tighter.

把血带扎紧点。

It shows that successfulness in puncturing can be more easily achived by applying tourniquets in several times and releasing the tourniquets after each cannulation when a less venosity appears.

说明利套管针在静脉充盈不佳血管穿刺时，行分次扎血带和送管后松血带可以提高穿刺成功率。