Abstract: Objective To investigate the application effect of detailed nursing on the intervention for patients with rotator cuff injury repair under shoulder arthroscopy. Methods Eighty patients who underwent rotator cuff injury repair under shoulder arthroscopy in Hangzhou Hospital of Traditional Chinese Medicine from January 2016 to November 2018 were randomly divided into observation group and control group, 40 cases in each group. The operation of the two groups was operated by the doctors in the same group. The control group was given routine nursing intervention. On this basis, the observation group was additionally given detailed nursing intervention. The response rates of curative effect in the two groups were compared. The following-up last for 6 months. The Constant-Murley shoulder joint was performed to evaluate shoulder joint function. The SF-36 was performed to evaluate quality of life. The self-made nursing satisfaction questionnaire was performed to evaluate satisfaction of patients. Results The total response rates of curative effect in the observation group were significantly higher than that of the control group, The scores of Constant-Murley shoulder function, quality of life and nursing satisfaction of the observation group were significantly higher than that of the control group (P<0.05). Conclusion The application of detailed nursing intervention can improve the curative effect of rotator cuff injury repair under shoulder arthroscopy, significantly improve the postoperative shoulder joint function and quality of life. And the satisfaction of patients is relatively higher.