[Objective]To estimate the clinical effects of total hip arthroplasty(THA),bipolar and unipolar hemiarthroplasty for the treatment of femoral neck fractures(FNF) in the elderly.

A clinical study on the preemptive epidural analgesia of long-lasting chronic pain in total hip replacement;

Adoption of problem-based learning(PBL) in the pre-surgery education of total hip replacement patients;

Objective To investigate the feasibility of using intraoperative and/or postoperative salvage of shed blood in total hip replacement.

Effect of acute hypervolemic hemodilution combined with nicardipine controlled hypotension on hemodynamics in perioperation period of revision operation of total hip replacement;

Total hip arthroplasty for the treatment of advanced avascular necrosis of femoral head;

Developmental dysplasia of hip treated with total hip arthroplasty;

Influence of early rehabilitation on function level of patients after total hip arthroplasty;