This review found that high catheter positions led to fewer complications, and reduced the need for replacement and re-insertion of catheters.

这篇综论发现：高位脐动脉导管产生较少并发症、也减少重新置放的需要。

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Daily replacement of sterile water oxygen humidifier bottles, nasal oxygen catheter.

每日改换氧气湿化瓶无菌水、氧气鼻导管。

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But researchers believe it will be a welcome replacement for current standard procedures, which require placing a flexible catheter tube through the nose and down into the esophagus.

但研究人员相信其将会代替目前标准的技术，而目前技术需要通过鼻腔置入一根软导管进入食道。

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But researchers believe it will be a welcome replacement for current standard procedures, which require placing a flexible catheter tube through the nose and down into the esophagus.

但研究人员相信其将会代替目前标准的技术，而目前技术需要通过鼻腔置入一根软导管进入食道。

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