Implant of Hemiarthroplasty | |
Unipolar (Austin-Moore) Hemiarthroplasty | 24 (24.2) |
Bipolar Hemiarthroplasty | 75 (75.8) |
Fixation Technique | |
Cementless | 72 (72.7) |
Cemented | 27 (27.3) |
Surgical Approach | |
Anterolateral (Watson-Jones) Approach | 64 (64.6) |
Posterior (Moore/ Southern) Approach | 35 (35.4) |
Femoral Cup Size (mm) | |
Mean + SD | 47.3 ± 3.6 |
Range | 40–54 |
Reasons of Failed Hemiarthroplasty | |
Acetabulum Wearing | 30 (30.3) |
Femoral Stem Subsidence | 24 (24.2) |
Periprosthetic Fracture | 22 (22.2) |
Infection | 16 (16.2) |
Recurrent Dislocation | 7 (7.1) |
Interval between Primary HA to Second Surgery (months)a | |
Mean + SD | 22.8 ± 30.0 |
Range | 1–176 |