The cost varies depending on the level of surgery at the hospital visited, the patient’s age, and physical condition, but overall it ranges from about$150,000 to$300,000. Lung replacement, i.e. lung transplantation. Currently, the level of transplantation techniques for organs is gradually maturing and improving, and it has demonstrated a great practical value in saving lives. However, the biggest disadvantage of transplantation is the lack of organ sources and the possibility of rejection. The surgical procedures for lung replacement surgery broadly include: single lung transplantation, double lung transplantation, heart-lung transplantation, and living lung lobe transplantation.