Medical instrument disinfection device

The invention relates to the technical field of medical instruments, and discloses a medical instrument disinfection device which comprises a disinfection box, the disinfection box is divided into a disinfection chamber with disinfectant on the left side and a sterilization chamber with sterilization lamps on the right side, the disinfection chamber is not communicated with the sterilization chamber, and a plurality of disinfection openings are formed in the top of the disinfection chamber. A plurality of sterilization openings are formed in the top of the sterilization chamber, placing barrels which can be mutually replaced are inserted into the sterilization openings and the sterilization openings, the placing barrels extend into the sterilization chamber or the sterilization chamber, object placing baskets are arranged on the outer walls of the placing barrels, and timers are arranged at the tops of the placing barrels. According to the instrument disinfection device, the instruments can be effectively ste