1. Retaining surgical specimens refers to the process of correct and safe management of living tissues or organs removed from patients for diagnostic and therapeutic purposes during surgery for pathological examination, including storage, fixation, registration, and delivery for examination.

2. Establishment of specimen storage, retention, delivery management system and operation process guidelines.

3. The operating room should be equipped with an independent storage room for surgical pathology specimens, and set up a special cabinet with lock for storage of surgical pathology specimens, which can ensure the safe storage of specimens.

4. Specimen fixative should be uniformly prepared by the hospital pharmacy or purchased from qualified products.

5. Surgical nurses should choose the appropriate container (cups, bowls) loaded with pathological specimens on the operating table, the table at the same time there are more than one specimen, can be used by the sterilization of the specimen bag numbered placed separately to avoid specimen confusion. Proper storage to prevent loss or mistake specimens. For specimens that do not need to be sent for examination, they should be treated as pathological waste after surgery.

6. According to the size of the specimen volume to choose the appropriate specimen bag, and correctly fill in the label content. Including patient's name, age, gender, department, hospitalization number, specimen name and retention date. If the pathology specimens of patients with infectious diseases need to use double-layer specimen bags, and paste warning signs to avoid the occurrence of nosocomial cross-infection.

7. At the end of surgery, the surgical nurse and the surgeon double-check the patient's information (name, hospitalization number, age), the name of the specimen, the number of specimens, and the contents of the "surgical pathology application form" are consistent with the correctness of the specimen to the specimen storage room for registration, retention.

8. According to the size of the surgical pathology specimen, the surgical nurse should be equipped with the appropriate amount of specimen fixative, and the routine specimen fixative is 10% formalin solution, and the amount of fixative should be not less than 3-5 times of the volume of the tissue (to make sure that the specimen is all placed in the fixative), except for the special requirements.

9. The same patient has more than one surgical pathology specimen, should be based on the surgeon's requirements for delivery of multiple specimen bags and good antiseptic fixation. Small specimens should be fixed with the surgeon again to determine the specimen in the bag. Closed specimen bag mouth, placed in the storage cabinet, and locked management.

10. Every day at regular intervals by the personnel responsible for the delivery of specimens double-check the day retained the content and number of routine pathology specimens, after confirming that there is no error signatures, the specimens sent to the Department of Pathology, Department of Pathology doctor checking the acceptance of the signature is not incorrect.

11. Establish the "Surgical Pathology Specimen Delivery Register", retaining specimens and sending them for pathological examination should be double-checked and signed, and the specialists will deliver them for examination at regular intervals.

12. Establish a pathology specimen management team, responsible for daily inspection of surgical pathology specimens retained, sent for examination, and found that the problem is dealt with in a timely manner. Do a good job of pathology specimen safety retention and delivery management, to prevent the occurrence of errors and accidents.