How long have you been usingthe last dilator ?

上一个扩张器你用了多久了？

I think you should take the vaginal dilator .

我觉得你倒是可以用阴道扩张器。

The supply of sterile disposable vaginal dilator ( medical supplies )

供应一次性无菌阴道扩张器(医用耗材)

The outermost dilator can be used as a protective sleeve during pedicle tapping .

在进行椎弓根攻丝时，最外面的扩张器可起到保护性套筒的作用。

Efficacy and safety comparison of traditional dilator therapy and retrievable esophageal covered stent therapy in the treatment of benign esophageal stenosis under endoscope .

内镜下覆膜可回收食管支架与扩张器治疗食管吻合口良性狭窄的疗效与安全性比较。