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。
2
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。
3
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.