Legal analysis: medical adverse events are medical abnormalities caused by diagnostic and therapeutic activities rather than the disease itself in the course of diagnosis and treatment of the disease. Including diagnostic and therapeutic errors and their related facilities and equipment caused by the damage.
Legal basis: "Regulations on the Prevention and Handling of Medical Disputes" Article 19 The competent health department shall supervise medical institutions to implement the medical quality and safety management system, organize and carry out medical quality and safety assessment, analyze the medical quality and safety information, and formulate preventive measures for the risks found.