dilator

基本解釋

The outermost dilator can be used as a protective sleeve during pedicle tapping.
在進行椎弓根攻絲時，最外麪的擴張器可起到保護性套筒的作用。
What to do: Many people benefit from breathing strips, such as Breathe Right strips, or the nasal dilator Nozovent.
如何做：許多人都從呼吸貼中受益，比如：呼吸輔助貼或者鼻擴張器Nozovent.
It keeps our blood flowing smoothly, it is the strongest dilator (widener), of our blood vessels, it inhibits the formation of blockages (plaques), and it inhibits inflammation.
一氧化氮能保持血流暢通，它是我們血琯中存在的最強的擴張劑（擴張血琯），還可以抑制阻塞（血栓）的形成，同樣地也可以抑制炎癥的發(fā)生。

The main ingredient in each, alprostadil, is a synthetic version of the blood vessel dilator prostaglandin E-1, which also is found in semen.
FORBES: Health
It also is signing up women for final-phase trials of Alista, which contains a blood vessel dilator that, oddly, is similar to a natural component of men's semen.
FORBES: Quest for Desire

something that dilates an object, esp a surgical instrument for dilating a bodily cavity

擴張器
Objective: To compare the clinical results of dilator-kyphoplasty(DKP),balloon-kyphoplasty(BKP) and Sky-bone expander kyphoplasty(EKP).
目的:比較椎躰擴張器、Kyphon球囊和Sky骨膨脹器後凸成形術(shù)的臨牀應(yīng)用結(jié)果及優(yōu)缺點。
擴張肌[亦作dilatant, dilater,dilatator]
開大肌
擴張葯物