| 单词 | cannula |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔cannulate〕To insert a cannula into (a bodily cavity, duct, or vessel), as for the drainage of fluid or the administration of medication.插管：将一根套管插入（一个体腔、导管或血管）以排出液体或服用药物美国传统〔stylet〕A fine wire that is run through a catheter, cannula, or hollow needle to keep it stiff or clear of debris.通管丝：穿过尿液管，套（插）管或空心针以保持其坚挺或清除残留物的细金属线美国传统〔trocar〕A sharp-pointed surgical instrument, used with a cannula to puncture a body cavity for fluid aspiration.套针：一种尖锐的外科手术器械，与套管一同使用刺穿体腔，作为液体引流的出口美国传统 |
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