The invention relates to a multifunctional dressing change cart, and belongs to the field of medical instruments. The dressing change cart comprises a dressing change cart body, wherein a telescopic infusion rod is installed at a top of the dressing change cart body, a plurality of rolling wheels are installed at a bottom of the dressing change cart body, the dressing change cart body comprises afirst partition area, a second partition area, a third partition area and a fourth partition area, the first partition area comprises a computer containing space and a storage space, the second partition area comprises an instrument containing space, a storage plate is arranged at a bottom of the instrument containing space in a sliding mode, a through hole matched with the storage plate is formedin a side wall of the dressing change cart body, a plurality of drawers are arranged in the third partition area, a telescopic seat plate is arranged in the fourth partition area in a height direction in a sliding mode, a plurality of grooves with different diameters are formed in one end surface of the telescopic seat plate at intervals, the other end surface is hinged with a plurality of telescopic support rods, the telescopic seat plate is detachably connected with a telescopic barrel, and a garbage bag hook is arranged on the side wall of the dressing change cart body. The dressing changecart has complete functions, clear partitions, convenient and quick use, and strong practicability.