Femoral head replacement is also commonly referred to as hemi hip replacement. The replacement of an artificial femoral head, which is mostly seen in patients with femoral head necrosis, and another kind of femoral head necrosis after a femoral neck fracture. A hemi-hip replacement is a prosthesis that replaces the head of the femur and costs between 15,000 and 30,000 yuan, with the domestic ones being cheaper and the imported ones more expensive. To replace the femoral head, anesthesia is also required, and the cost of anesthesia is about RMB 5,000-10,000. Of course, it also includes some hospitalization tests, preoperative examinations, hospitalization fees, and bed fees. If the patient is relatively healthy and has fewer combined chronic diseases, the examination fee should be relatively low; if the patient is of advanced age, the examination fee will also be high, and the treatment cost will increase accordingly.