Objective:To analyze the influential factors of medical staff's cognition on medical ethics review in Wuhan municipal medical institutions,and thus to provide suggestions for strengthening the ethical construction.Methods:Aquestionnaire survey was conducted among medical staff.Chi-square test and Logistic regression method were performed to analyze the influential factors of medical staff's cognition on medical ethics review.Results:The results showed that medical staff's cognition on medical ethics review was affected by the technical tide,education background,whether had received ethical education,the cognition on ethics committees and whether the medical institution had established ethics committee.With higher technical titles,they thought more necessity to establish ethics committees and conduct ethical review of the clinical applications of new technology and new business.Those with higher technical titles and had read the ethical propaganda materials thought it more necessary to conduct ethical review of the clinical application of new technology and new business and the ethical review of biomedical research involved human beings.Conclusions:The medical institution should embody the establishment and standardization of ethical committees into the hospital assessment management system,as a necessary condition for the application of research projects and achievement awards.Also,it should conduct medical ethics training for all medical staff.Only those passed the examination can enter into the research and clinical operation with certificates,which can protect the medical ethics education into practice.It should strengthen the medical staff's cognition on ethical review,constantly innovate the operation rules and management system based on following the basic ethical review principles,and constantly improve the medical ethical review mechanism.