Abstract: In recent years, with the extensive use of various clinical catheter, Adverse events in the clinical catheter products also showed an upward trend. Here we will review the common adverse event performance, risk point and reasons of AEs adverse events about the catheter during the clinical use, through a large number of clinical research, visit and literature review, in order to provide evidence to support in reducing the incidence of catheter clinical adverse events, and prevent recurrence and spread of the serious adverse events during the using of process.