Femoral neck fracture to know the degree of blood supply recovery can be indirectly judged by taking X-ray to see the degree of healing of the fracture line. Neck of femur fracture is a common clinical fracture, mostly seen in the elderly, healing recovery is slow, the disability rate is high. There are many complications. Surgery is usually required. If the femoral neck fracture is fixed by internal fixation surgery, after fixation, the fracture can heal in about 3 months if the blood supply is good, and the fracture healing can be reviewed regularly by X-ray. If the healing is delayed, it means that the blood supply of the fracture site is poor, and the braking time needs to be prolonged. If the fracture does not heal for a long period of time, the risk of necrosis of the femoral head is higher. There are many complications of femoral neck fracture, because of the long time in bed, there will be complications in the urinary tract, lungs, femoral head necrosis is a common serious complication, need to be reviewed under the guidance of a professional doctor, rehabilitation exercises.