There are two femoral heads, one on the left and one on the right side of the body, each located below the pelvic acetabulum, the body position is in the person’s groin rather than the outer two large span, the femoral head is located closer to the inner side, close to the root of the thigh, the two femoral heads and the acetabulum work together to form the hip joint. The femoral head is generally spherical in shape, with cartilage on its surface and the acetabulum forming the joint. The femoral head is very important to the human body, but it is also a part that is easy to be injured, people sit, stand, walk, all need the support of the femoral head, which plays an important weight-bearing role in the human body. If the femoral head is subjected to a large amount of trauma, or repeated prolonged weight-bearing strain, or the application of hormones and other medications, large amounts of alcohol, etc., it may result in aseptic necrosis of the femoral head, which ultimately leads to pain in the hip joint, limited activities, and affects the normal life of people. and affecting the normal life of the person.