To study the result of the treatment with joint hip replacement Bipolar for 33 cases intertrochanteric fracture in elderly at Thanh Hoa hospital from 8/2010 to 8/2014. Patient characteristic: The average age 84.5 +/- 6.5 (70-96), intertrochanteric fracture type A1, A2 according to AO, have osteoporosis from type I-III according to Singh. This method treatment help patients are moving early, preventable complications related to real estate for long, good functional recovery. Distance scale results according to Merle D'Aubigne Postel (30/33 patients) reached 16.7 percent very good, 50 percent good, 30.0 percent fairly, averaging 3.3 percent and no results bad. 7.0 percent X-ray had not yet seen worn acetabularacetabular trough.