例1,患儿男,2天,以“生后窒息,缺血缺氧性脑病”于1998年3月9日收入院。住院第二天经头皮静脉输液,历时6个小时,护士巡回数次,均未发现问题,待输液完毕拔针后约5分钟,其母抱起婴儿喂奶时发现枕部肿胀,医生检查,诊断为输液时液体外渗引起。当时几位护士都不理解,原因是穿刺局部无起包、无硬节,检查数次回血好,点滴顺利。外渗的液体11小时后消失。例2,患儿男,24天,以“新生儿肺炎”于1998年10月10日收住院。住院第5天,经头皮颞静脉输液完 Example 1, male children, 2 days to “postnatal asphyxia, hypoxic ischemic encephalopathy” in March 9, 1998 income hospital. On the second day of hospitalization, transdermal intravenous infusion lasted for 6 hours and the nurses visited several times without any problems. After the infusion was completed, about 5 minutes after needle injection, the mother picked up the baby’s milk and found the occipital swelling. The doctor examined and diagnosed Fluid infiltration caused by infusion. At that time, several nurses do not understand, because the puncture part of the non-package, no hard section, check the number of back to the blood well, drip smooth. Extravasated liquid disappeared after 11 hours. Example 2, male patient, 24 days, to “newborn pneumonia” in October 10, 1998 admitted to hospital. On the 5th day of hospitalization, transurethral temporal vein infusion was completed