Supporting bracket for ankle surgical nursing

The supporting bracket comprises a first box body, a second box body and a third box body are symmetrically connected to the two sides of the top of the first box body, sliding grooves are formed in the opposite sides of the second box body and the third box body, sliding blocks are connected into the second box body and the third box body in a sliding mode, and the sliding blocks are arranged in the first box body and the second box body. A supporting belt is connected between the two sliding blocks, the supporting bracket is further connected with a driving part used for driving the two sliding blocks to synchronously move up and down, the side wall of the second box body and the side wall of the third box body are each rotationally connected with a protective cover, and the two protective covers are detachably connected. According to the ankle nursing device, due to the fact that a traditional hanging belt is changed into the supporting belt with the adjustable height, the supporting belt can move up and d