Objective:Inquire into the department of Psychiatry nursing whole processeses in, probably take place insecurity nursing factor, adopt effective measure, avoid insecurity affairs in the process of curing a nursing in take place. Methods:Carries on analysis to 119 nursing cases of department of Psychiatry and understand a possible creation of safe concealed the ground suffering from, having already aimed at sex draw up to prevent from measure and eradicate completely and reduce the occurrence of bad affairs.In working well the foundation of treatment. Results:The safety of the most familiar result is concealed to suffer from be: The medicine badly responds( 85.71%).Conclusion:The nursing safety has a count for much function in department of Psychiatry.