Objective To explore the application effect and value of modified cosmetic suture in patients with emergency facial skin soft tissue injury. Methods A total of 50 patients with facial skin soft tissue injury admitted to our hospital from October 2020 to October 2022 were randomly divided into reference group and experimental group, with 25 cases in each group. The reference group was treated with traditional debridement and suture, and the experimental group was treated with modified cosmetic suture. The clinical efficacy, clinical indicators, postoperative healing, scar condition and adverse reactions were compared between the two groups. Results The total effective rate of treatment in the experimental group was higher than that in the reference group, and the difference was statistically significant (P