Tetanus mostly occurs in small and deep wounds that are contaminated and patients should be vaccinated against tetanus. Tetanus is an infection caused by Clostridium tetani, mostly seen in small and deep wounds, local tissue tension, poor blood circulation, easy to form an anaerobic environment, such as joints, soles of the feet and other traumatic injuries are more likely to tetanus. If the wound is contaminated by mud, rust, etc., the chances of contracting tetanus will increase significantly. In addition, if a foreign body is left in the body after the first trauma and within 24 hours of removing the foreign body during the second trauma surgery, the patient is also susceptible to Clostridium tetani infection and should also be vaccinated against tetanus. In addition, since the average incubation period of tetanus is about 1 week and can be up to several years. Therefore, if a patient develops headache, dizziness, weakness, and facial muscle tension about 1 week after the injury, he or she should promptly go to the hospital for treatment.