According to the relevant laws and regulations, the retention period of outpatient medical records of medical institutions shall not be less than fifteen years, and the retention period of inpatient medical records shall not be less than thirty years. There are three kinds of medical records:

1, hospital medical records, hospital custody time shall not be less than 30 years, lost or damaged by the hospital;

2, the establishment of outpatient medical records in the hospital, hospital custody time shall not be less than 15 years;

3. The outpatient medical records kept by patients, including laboratory tests, checklists and registered ticket stubs, must be properly kept by these patients.

Legal basis:

Detailed Rules for the Implementation of the Regulations on the Administration of Medical Institutions Article 51 The names used in the seals, bank accounts, plaques and medical documents of medical institutions shall be the same as the names of medical institutions approved for registration; If more than two names are used, they should be the same as the first name.

Fifty-second medical institutions should strictly implement the sterile disinfection and isolation system, take scientific and effective measures to deal with sewage and waste, and prevent and reduce hospital infection.

Fifty-third medical institutions outpatient medical records shall be kept for not less than fifteen years; The retention period of hospital medical records shall not be less than thirty years.

Fifty-fifth medical institutions should strengthen medical quality management in accordance with the relevant provisions and standards of the administrative department of health and family planning, implement the medical quality assurance plan, ensure medical safety and service quality, and continuously improve the service level.