医源性感染日益受到人们重视。传播途径除医务人员污染的手之外，还与各种侵入性操作、创伤性治疗、医疗器械及抗生素的使用等有关。由早产地保育箱（暖箱）所致的嗜水菌感染已引起人们关注。为了解干暖箱（暖箱水槽内不加水）和湿暖箱（水槽内加水）的利弊，本文前瞻性研究了 Iatrogenic infections are increasingly valued by people. Transmission routes in addition to medical personnel contaminated hands, but also with a variety of invasive operations, traumatic treatment, medical devices and the use of antibiotics and so on. Hydrophilic bacteria infection caused by premature birth place incubator (warm box) has aroused people’s attention. In order to understand the advantages and disadvantages of heating the warm box (without adding water in the warm box) and warming box (adding water in the sink), this paper prospectively studied