Rusty nails cut the skin of the hand, should promptly go to a regular hospital, according to the severity of the injury, under the guidance of the doctor to disinfect the treatment, if necessary, give injection tetanus antitoxin and so on. Hand by rusty nails cut skin, if the degree is mild, only superficial skin tissue damage, and no obvious bleeding, can use iodine povidone or alcohol cotton balls repeatedly, thoroughly disinfected, if necessary, the use of sterile gauze for bandaging, usually do not need to inject tetanus. However, if the hand is scratched by a rusty nail and accompanied by active bleeding, pain and other symptoms, the doctor should give saline, 3% hydrogen peroxide solution, iodine povidone, etc. to thoroughly disinfect the wound, and bandage it with sterile gauze, and change the dressing regularly. Inject tetanus antitoxin to prevent tetanus. Rusty nails cut the hand, pay special attention to the need for tetanus antitoxin injection to prevent tetanus. Patients should seek prompt medical attention and actively cooperate with the doctor’s treatment.