There are 4 broken ribs and lung contusion, which belongs to the more serious compound injury, there are both fracture and visceral injury, firstly, the rib fracture should be fixed, which can be fixed by rib band, or fixed by adhesive tape, or fixed by internal fixation with steel wire after incision and reset. After the fracture is fixed, the following measures are mainly used to prevent and control the lung contusion: first, stop bleeding, after the lung contusion, the patient will have hemoptysis, and the bleeding will be stopped by the hemostatic drugs. Second, stop coughing, the patient will have cough, cough sputum and other symptoms, cough, cough sputum will aggravate the pain of the patient’s ribs, so it is also very important to stop coughing, you can use licorice tablets, fresh bamboo lee and other phlegm to stop coughing. Thirdly, early application of antibiotics to prevent lung infection, can use cephalosporins for internal use, can also use the pioneer class of antibiotics intravenous drip and so on.