Clinically, depending on the depth of the puncture on the patient’s foot, different treatment methods are often available: 1. If the puncture on the patient’s foot is very superficial and does not injure the dermis of the skin, there is no local active bleeding as well as redness, swelling, pain and other manifestations of infection, the patient can pull out the puncture, local use of vital iodine, alcohol cotton balls repeatedly disinfected 2-3 times, sterile gauze bandage, can achieve better results. 2. Patients with deeper thorns in the foot, local swelling, pain, increased skin temperature and other manifestations of infection, it is recommended that patients do not blindly remove the thorns themselves, so as not to cause secondary damage to local tissues, need to go to the hospital emergency department as soon as possible, the foreign body can be removed under local anesthesia, the trauma needs to be thoroughly flushed with hydrogen peroxide, vital iodine, saline, and at the same time within 24 hours of injury need to inject tetanus Antitoxin or tetanus immunoglobulin should be injected within 24 hours of the injury to prevent tetanus infection.