新生儿脐炎是一种急性脐蜂窝组织炎，由葡萄球菌、大肠杆菌或溶血性链球菌等侵入脐部所致，如治疗不当或治疗不及时，可引起腹膜炎或败血症。传统方法是先用3％双氧水冲洗脏部，再涂1％甲紫。但这种方法存在很多弊端，我们采用3％双氧水冲洗脐后，徐以0．75％碘可。并与传统方 Neonatal omphalitis is an acute umbilical cellulitis caused by staphylococcus aureus, Escherichia coli, or hemolytic streptococcus invasion of the umbilicus, such as improper treatment or treatment is not timely, can cause peritonitis or sepsis. The traditional method is to first wash the dirty part with 3% hydrogen peroxide, then apply 1% methyl violet. However, this method has many drawbacks, we use 3% hydrogen peroxide washed umbilical, Xu to 0.75% iodine. And with the traditional side