Total hip replacement using MINIMA® short stem: A short-term follow-up study

Figure 1 The MINIMA^® short stem.

Figure 2 The appropriate size and orientation of the femoral component were ensured with fluoroscopy after the trial reduction in all cases. A: Pre-operative radiograph; B: Intra-operative fluoroscopy after the trial reduction showing a varus and undersizing rasp; C: Correct orientation and sizing; D: Immediate postoperative radiograph.

Figure 3 The modified Gruen zones.

Figure 4 Hip dysplasia Hartophylakidis type II at the right side, and radiographs at 3 years postoperatively. A, B: Hip dysplasia Hartophylakidis type II at the right side; C: Radiographs at 3 years postoperatively.

Figure 5 Bilateral osteonecrosis in a 24 years female patient suffered from lymphoma. A: Patient treated on the right side with a vascularized fibular graft; B: Postoperative radiographs 4 years postoperatively on the right side; C: 3 years on the left side; D: Lateral radiographs.

Figure 6 Ectopic ossification. A: Posttraumatic osteoarthritis; B: Radiographs at 4 years postoperatively.

Figure 7 Distal cortical hypertrophy at modified Gruen zones 3 and 5.

Figure 8 Reactive lines were observed in zones 3, 4 and 5. A: Preoperative radiographs showing “protrusion acetabuli” and Dorr type C proximal femur; B: Postoperative radiographs at two years; C: Reactive lines in zones 3, 4 and 5.