Revision rates of thompson hemiarthroplasty for intra-capsular neck of femur fractures

ObjectiveTo evaluate the volume of cases, causes of failure, complications in patients with a failed Thompson hemiarthroplasty.MethodsA retrospective review was undertaken between 2005–11, of all Thompson implant revised in the trust. Patients were identified by clinical coding. All case notes were reviewed.Data collection included patients demographic, time to revision, reason for revision, type of revision implant, surgical time and technique, transfusion, complications, HDU stay, mobility pre and post revision,Results23 patients were identified, age 81 years (range 76–90). male to female ratio was 2:21, 11 right and 12 left hip. Mean time to failure was 50 months (1–104 m) range, mean follow up post revision surgery 26 months (3–77).Reason for revision was dislocation in 3 patients (13%), femoral loosening 5 (21%), peri-prosthetic fracture 3 (13%), Infection 6 (26%) and acetabular erosion 6 (26%).There were six infected cases in the study which was all aspirated preoperatively off which only 4 were pos...