The invention relates to a novel disinfection disc which comprises a disc cover, a lining disc, a lifting plate and a base disc. The disc cover is connected with the base disc in a sleeving mode. The lining disc is arranged inside an inner cavity of the base disc in a sleeving mode. One end of the lifting plate is connected with the side wall of the base disc in a clamped mode. The other end of the lifting plate is connected with the lining disc in a clamped mode. The novel disinfection disc is easy to operate, secondary pollution of disinfected apparatuses is avoided, working pressure of medical workers is relieved, and the skin of the medical workers is protected.