Patients should treat the wound promptly after trauma. If the wound bleeds, you can use gauze compression to stop the bleeding, and you can also use some topical hemostatic drugs, such as Yunnan Baiyao and other drugs that can be applied topically to stop the bleeding, and you also need to disinfect the wound with iodophor and perform debridement and suturing and complete dressing to prevent wound infection and promote wound healing. Try not to use topical antibiotics to treat the wound, some patients think that the oral antibiotic powder sprinkled on the wound can play an anti-inflammatory role, which is not scientific, because the topical use of these antibiotics, may cause skin allergies, and is not effective in disinfection, sterilization. If the wound is infected you can take oral antibiotics for treatment to control the wound infection and use iodophor for regular disinfection of the wound to prevent infection and promote wound healing.