Objective: To investigate the effect of PFNa on treatment of osteoporotic intertrochanteric fracture.Methods: A total of 82 cases with intertrochanteric fracture were randomly divided into observation group and the control group.There were 38 cases in observation group,treated by PFNa;while there were 44 cases in control group,treated by DHS.The efficacy and incidence of postoperative complications were observed and compared between two groups.Results: The average operation time was significantly shorter an...