Hospital air disinfection is the important countermeasure for the prevention and control of hospital infection. The researches on the technology and equipments of hospital air disinfection were reviewed and the research perspectives were presented in the present paper. In China, the methods of hospital air disinfection mainly include physical, chemical and cooperated disinfection methods. The hospital disinfection products are mainly the ultraviolet ray disinfector, the ozone disinfector and so on. The dynamic disinfection and the green disinfection are the important development direction in the hospital air disinfection field in China.