Funnel chest is a common congenital malformation of the chest wall, which is manifested by the abnormal downward curvature and depression of the lower part of the sternum and the rib cartilage on both sides of the anterior chest wall in the shape of a funnel, and is the most common malformation of the chest wall. The existence of funnel chest, in terms of physiology, can compress the heart, so that heart activity is limited, poor exercise tolerance, affecting growth and development, the lungs will also be compressed, affecting lung function, and easy to cause respiratory infections; in terms of psychology, the patient’s self-esteem will be affected, psychological pressure, heavy mental burden, and in serious cases, even cause personality isolation and incompatibility. Therefore, once the presence of funnel chest is detected, it should be corrected by timely surgical treatment, which can not only reduce the compression of the heart and lungs in time, but also improve the patient’s self-confidence and self-esteem, so as to better integrate into the community and society.