<正> Objective:To appraise the clinic effect of hemiarthroplasty for treating the femoral neck fracture.Methods: 65 elderly cases of femoral neck fracture were operated on with hemiarthroplasty from January, 1988 toMay,2000. Results: 61 patients were followed up for an average period of about 2 years and 5 months. According toHarris evaluation method, the excellent or good results of unipolar hemiarthroplasty appeared in 88％ of the pa-tients, that of bipolar hemiarthoplasty in 94.4％ of the patients. By X~2 test, there was no significant difference be-