After the foot plate is pierced by a nail, it is important to visit the doctor for formal debridement and tetanus antitoxin injection as a way to prevent tetanus. Tetanus is an acute infectious disease caused by the bacterium Clostridium tetani, which is often found in dust and soil, and can invade the body through cuts, puncture wounds, skin fissures, animal bites, etc., thus causing tetanus. And tetanus often occurs after the injury, the mouth is small and deep wounds, nail stab wounds are very consistent with this situation. Therefore, after the foot plate is pierced by the nail, you should consult the doctor in time for debridement, once to prevent the contaminated wounds, damaged tissues infected with Clostridium tetani. And early injection of tetanus antitoxin, thus preventing tetanus infection.