Patients who want to prevent trauma infection should do the following: First, for after trauma, the wound should be regularly observed, including observation of whether there is redness, swelling, heat, pain, to regularly change the incision dressing, apply iodophor, and if necessary, surface application of erythromycin ointment, or anti-inflammatory ointment to prevent infection. Second, for the wound to take surgical sutures, timely application of cephalosporin or penicillin antibiotics for prophylactic anti-infection treatment. At the same time, to the deep wound intramuscular injection of tetanus, these are effective preventive measures to prevent trauma infection. Third, for deeper wounds, or wounds with obvious signs of infection, must be timely incision and drainage, regular dressing changes, these may make early symptoms of mild traumatic infection, to be effectively controlled.