The hand was pinched with a bruise, the first thing to do is to check the injury, if there is no serious injury, can be dealt with by cold compresses, hot compresses, medication and so on. 1. Cold compress: within 24~48 hours, patients can use dry towels wrapped in ice, ice local, can stimulate vasoconstriction, reduce local bleeding, to avoid the expansion of the scope of bruising. Cold compresses can be done several times, and the time of one cold compress should not be too long, 15 minutes can be. 2. Hot compresses: 72 hours after the injury, patients with warm hot water bags and other hot compresses, can effectively promote local blood circulation, speed up the metabolism, so that the bruises quickly absorbed. It should be noted that the temperature of the hot compress should not be too high, so as not to burn the skin. 3. Drugs: If the finger is caught in the door after the bruising at the same time, also accompanied by strong pain, can be under the guidance of the doctor to take appropriate pain medication, such as aminophenol to be cause of tablets, nimesulide dispersible tablets and so on. If the injury is serious, you need to go to the hospital for treatment. For skin injury or tendon injury, it is necessary to carry out timely debridement and suture surgery; for serious bruising, it can be sterilized and then needled and bled; for fracture, it is necessary to be fixed in plaster, splints or surgical treatment.