Crush injury is the human trunk and limbs, including the abdomen, chest, caused by external force, this kind of injury is common in car accidents, landslides, mainly in the skin bruising, swelling, and may cause fractures, muscle tears, serious internal bleeding, including chest bleeding, liver, spleen, intestines and other internal bleeding, often cause shock, when facing this situation, the lighter crush injury, generally be given cold compresses, braking, avoid joint activities of the limbs; serious crush injury, you need to immediately call 120, timely access to the hospital.