There are many kinds of femoral stems of artificial hip joint, including fixation mode, shape, fixation position, coating characteristics, taper, etc. However, according to the shape classification, the mainstream in the world is divided into three important types: rectangular handle, straight handle and wedge handle. These three kinds of handles are the most commonly used initial replacement femoral handles in the market at present. They have long-term follow-up and excellent effect. The shape of each handle is slightly different in initial stability. Long term stability requires bone growth or bone growth.