我科从1994年10月至1995年10月采用上海曹阳医药用品厂生产的3升静脉营养输液袋（简称3L袋）［1］，为需要静脉营养支持的40例患者招入全会一静脉营养液（亦称混合静脉营养液）［2］，具有不少优点，小结如下。1．配制方法：在流层装置中按严格无菌操作技术和下列配制程序进行 Our department from October 1994 to October 1995 using 3-liter intravenous nutrition infusion bag (referred to as 3L bag) [1] produced by Shanghai Cao Yang Medical Products Factory, for the need of intravenous nutritional support of 40 patients enrolled in the plenary meeting a parenteral nutrition Liquid (also known as mixed intravenous nutrient solution) [2], has many advantages, the summary is as follows. 1. Method of preparation: The stringent aseptic technique in the flow cytometry apparatus and the following formulation procedure were followed