Smashed to the nail after the symptoms of pain is relatively common, the skin, soft tissue swelling, there will be local pain, and may appear subcutaneous bruising, may also lead to nail loss, the treatment is as follows: 1, can be applied at an early stage of ice packs on the injured parts of the cold compresses, so as to reduce inflammation exudate, thereby alleviating the symptoms of swelling and pain; 2, more than 24 hours later can be appropriate hot compresses, promote After more than 24 hours, you can apply appropriate hot compresses to promote blood circulation and improve the pain and swelling; 3. Oral anti-inflammatory and analgesic drugs to relieve pain, such as ibuprofen, can be taken orally to relieve the symptoms of pain; 4. Bleeding wounds can be disinfected by applying iodine povidone to the wound to prevent wound infection; 5. Oral treatment of proprietary medicines that invigorate blood circulation and remove blood stasis is also possible to alleviate the swelling and pain. If it is accompanied by the dysfunction of finger movement, you also need to go to the hospital to check the X-ray to see if there is any finger fracture.