explain to the patient's close relatives and obtain their written consent. According to the inquiry of the legal express, Article 13 of the Regulations on the Prevention and Handling of Medical Disputes stipulates that medical personnel should explain the illness and medical measures to patients during medical treatment activities. Need to perform surgery, or carry out clinical trials and other special examinations and special treatments that are dangerous and may have adverse consequences, medical personnel shall promptly explain the medical risks and alternative medical programs to patients and obtain their written consent. In the case that the patient is in a coma and unable to make a decision on his own, or the condition is not suitable to be explained to the patient, it should be explained to the patient's close relatives and obtain their written consent. If the opinions of patients or their close relatives cannot be obtained in an emergency, corresponding medical measures can be implemented immediately with the approval of the person in charge of the medical institution or the authorized person in charge.