The invention discloses a medical washing device high in washing efficiency. The medical washing device comprises a baseboard, a washing box is arranged at the top of the baseboard, supporting legs are fixedly connected to both sides of the bottom of the washing box, idler wheels are movably connected to the bottoms of the supporting legs, rolling grooves are all formed in the portions, corresponding to the idler wheels, at the two sides of the top of the baseboard and are slidably connected with the idler wheels, and a vertical plate is connected to the right side of the top of the baseboard.Through the arrangement and cooperative use of the vertical plate, a supporting plate, a motor, a rotary rod, brushes, an electric telescopic rod, a moving frame, a moving column, a moving plate, a first bearing, a rotary plate, a drive column, a locating block, a first connecting plate, a moving groove, a second connecting plate, a connecting block and a moving shaft, the problem that an existing medical washing mode is low in washing frequency is solved; the medical washing device has the advantages of being high in washing efficiency, lowers the labor intensity of a user and saves a largeamount of time.