Fig. 4From: Mid-term results of revision surgery using double-trabecular metal cups alone or combined with impaction bone grafting for complex acetabular defectsRadiographs (a, b) show double-TM cups buttress bring the hip COR to an anatomic position. Postoperative radiographs (c, d) show no prosthesis loosen or dislocation at the 1 year follow-up after revision surgeryBack to article page