Finger into the prick, should be taken out in time, can be taken out by hand or instrument, needle pick out, serious need for surgery and other methods. 1. Remove by hand and instruments: if the finger is stuck into the thorn, if there is a stump outside the skin, you can use your fingernail or use hemostatic forceps, tweezers and other tools to clip the stump outside the skin to pull out the thorn. 2. Needle extraction: If there is no stump outside the skin, you can sterilize the area with iodine, use a sterile needle to peel off the surface of the skin, and use the needle to extract the stinger. 3. Surgery: if the above measures can not be taken to remove the stinger, you need to go to the hospital surgery, local infiltration anesthesia to cut open the skin and remove the stinger. Finger into the prick, it is recommended to find a doctor to take out in a timely manner, timely sterilization to prevent infection. If the wound is deep, tetanus antitoxin should be injected to prevent tetanus.