Abstract: Preoperative time-out verification is an important procedure for surgical safety verification. In order to improve the implementation rate and satisfaction of medical and nursing Time-out surgical safety verification, this study designed a disposable medical surgical sterile surgical kit. The time-out indicator label is added to the incision site of the surgical gown , which meets the use requirements of the time-out confirmation in the operating room. Compared with the old surgical package , surgeons and nurses have significantly improved the implementation rate and satisfaction of Time-out surgical safety verification (P<0.05). The implementation rate of Time-out surgery safety verification in the new surgical kit group was 100.0%, which was significantly higher than the 70.0% in the old surgical kit group (t=11.863, P=0.001<0.05); the satisfaction of the surgeons and nurses in the new surgical kit group They were 95.3±3.5 and 96.2±3.8, w...