传统的医院治疗型输液是根据临来治疗的需要。由护士在各病房的治疗室里将注射剂临时加到输液中使用。由于护士的操作台暴露在空气中,在加药的过程中尘埃、细菌、药物粉末等微粒都会成为输液的污染源,一旦输入患者体内,可能会造成药物不良反应、减低疗效；同时,一些细胞毒性药物,在配制过程中,因防护手段较少,会对操作人员的身体健康造成危害。 Traditional hospital treatment infusion is based on the need to come to treatment. By nurses in the wards of the treatment room injection will be temporarily added to the use of infusion. Due to the exposure of the nurse’s console to the air, particulates such as dust, bacteria, drug powders and the like will become the source of the infusion during the dosing process. Once introduced into the patient’s body, it may cause adverse drug reactions and reduce the curative effect. Meanwhile, some cytotoxicity Drugs, in the preparation process, due to less means of protection, the health of operators will cause harm.