Objective To explore the medical value of cosmetic suture techniques applied in maxillofacial trauma. Methods One hundred and fifty-four cases of facial trauma patients were divided into cosmetic and conventional suture groups, according to the form of suture in facial wound. Contrast the time and cost of suture in treating wound, quantitative evaluate the objective results, and score the patients’ subjective ratings on postoperative scar. Results The time and cost of cosmetic suture was higher than conventional suture. Infection and split ratewas significantly lower than conventional sutures. Scar area was significantly smaller than conventional suture. Patient’s subjective evaluation score was higher than conventional suture. Conclusion There is great significance to apply cosmetic suture in maxillofacial trauma, and mastering the technique can improve the treatment of facial trauma.