According to foreign literature, the functional retention of total hip prosthesis is generally between 85-95% for 15 years and between 80-90% for 20 years, with some reports being higher and some lower. How long the artificial joint can be used depends on many factors, the main influencing factors are: (1) the surgeon’s surgical technique, if the prosthesis placement meets the requirements, including good prosthesis position, good anterior tilt and abduction angle, good bony inclusion, will facilitate the long-term survival of the prosthesis; (2) the use of the artificial joint, learn to love and protect their own joint; (3) the patient’s physical condition; (4) The type of artificial joint, interface material, etc.; (5) Whether there are relevant complications.