Abstract: An apparatus for providing VOD content based on network load distribution according to an embodiment of the present invention, comprises: a download management unit for pre-downloading a content preferred by a viewer during a network idle time before a view request from the viewer, the network idle time being defined as a time in which the network load is less than a reference set value; a content payment unit for paying for the pre-downloaded content preferred by the viewer according to the view request from the viewer; and a content playing unit for playing the paid content preferred by the viewer and providing the content to the viewer.

Abstract: The present invention relates to a system and method of giving an injection of Ringer which can grasp the living body data of the patient and the Ringer remainder data and automatically control the injection amount or the injection speed of the Ringer, or can inform this to the medical team or the protector through an external instrument and immediately change the injection condition of the Ringer according to the condition of the patient.