Funnel chest is a congenital thoracic deformity disease, the incidence of 1-4 per thousand, the cause is not related to “calcium deficiency”, 10-20% have a family history, male to female ratio of 4:1. funnel chest brings harm is the heart, lung extrusion, heart, lung function is not complete, physical fitness, sports Lai amount of decline, repeated lung infection; more serious is to cause psychological disorders The more serious is the psychological disorders, such as introversion, reluctance to participate in group activities, lack of self-confidence, and even suicidal tendencies. The treatment of funnel chest must be corrected by surgery. Traditional surgery requires cutting off several ribs, transecting the sternum, and turning the “funnel” over. This surgical method is very traumatic and causes instability of the thorax due to the severed ribs and sternum, which affects the respiratory function in the perioperative period and makes the surgery more dangerous, especially for young children. The thoracoscopic minimally invasive funnel chest correction in our department requires only two 2-3 cm incisions in the axilla and then a special Nuss plate is placed behind the sternum under the guidance of TV thoracoscopic surveillance, and the operation takes only 30 minutes to 1 hour. Compared with traditional surgery, thoracoscopic minimally invasive funnel chest correction has the advantages of short operation time, fast postoperative recovery, less risk, and immediate results.