体表受外力作用可引起体腔内器官的破裂、挫碎等，以肝、脾、肾破裂最为常见，胃及肠破裂次之。破裂可有直接暴力作用，也可为内容物的流体压力所致。单纯外力作用于前胸部，胸骨、肋骨无骨折而致心脏破裂属罕见。l案例某男，39岁，汉族，农民。某日中午，与人发生纠纷，被人用 Body surface by external forces can cause body cavity organs rupture, frustration and so on, the liver, spleen, kidney rupture the most common, stomach and intestinal rupture second. Rupture can have direct violence, but also for the fluid pressure of the contents. A simple external force on the anterior chest, sternal, rib fractures without heart rupture is rare. l case a male, 39 years old, Han nationality, peasant. One day at noon, a dispute with people, was used