Left chest four ribs embedded belongs to embedded fracture, belongs to complete fracture, mostly due to trauma. Insertion of four ribs in the left chest refers to the abnormality of the continuity and integrity of the solid bone of the four ribs, and the solid bone is inserted into the cancellous bone, which is likely to cause shortening of the ribs, and may lead to the collapse of the thoracic silhouette. Insertion fracture can be diagnosed based on X-ray, CT three-dimensional reconstruction, etc. The treatment includes conservative treatment and surgical treatment. If the fracture is relatively stable and has no obvious effect on the human body’s respiration and other functions, it can be treated conservatively, such as braking and external fixation; otherwise, it can be treated surgically, such as internal fixation surgery for rib fracture. Generally speaking, most of the embedded rib fractures have a history of trauma, and it is recommended to consult the hospital in time, and the specific treatment needs to be decided by the professional doctor after evaluation, so as to avoid delaying the condition.