It's reported that 10% of the inpatients by traumas have fractured ribs. It's easy to judge if it's the case of flail chest, or respiratory failure due to airway injury or pulmonary contusion. There is no guideline for treatments of a patient who has multiple ribs fractures without respiratory failure. We did the surgical stabilization of rib fractures for 10 cases from 2020 to October 2023. As a result, we find out useful surgical indication for treatment of rib fractures.