Along with the rapid development of laparoscopic surgery, many centers have used assisted thoracoscopy in Nuss procedurefor pectus excavatum. With the creationsof a surgeon in each center, thoracoscopy can be done on the right chest, the left side or both sides, especially in cases of severepectus excavatumor recurrent pectus excavatum. Thethoracoscopyhas made Nuss procedure more convenient, less complicated and more effective in treating pectus excavatum.