The invention discloses a movable rack device for medical nursing and a using method. The product (the movable rack device) is composed of a rectangular base plate, wherein vertical pillars are connected to four corners of the top of the rectangular base plate; the tops of the vertical pillars are connected via a top frame; a left partition board is connected to the left side of the rectangular base plate; a right partition board is connected to the right side of the rectangular base plate; a fixed round sleeve is connected to the center of the rectangular base plate; a bottom magnetic sleeveis connected to the fixed round sleeve; a bottom magnetic rod is connected to the bottom magnetic sleeve; a central cylinder is connected to the bottom magnetic rod; a group of vertical slots are formed around the circumference of the central cylinder; half-opening shaped magnetic slotted plates are connected to the interiors of the vertical slots in an inserted mode; iron plate strips are inserted into the half-opening shaped magnetic slotted plates; nursing accessory classifying plates are fixedly connected to the iron plate strips; a fixed round magnetic plate is connected to the top of thecentral cylinder; a round magnetic plate is attracted by the fixed round magnetic plate; the round magnetic plate is embedded in the bottom of an upper cover; and a handle is connected to the upper cover. The movable rack device provided by the invention is applicable to medical nursing.