Fig. 1 (Abstract O10)

A 59-year-old female underwent THA 14 years ago due to avascular necrosis of the left femoral head. A Before the revision, the acetabular defect Paprosky III A was observed, and radiological bright lines were seen in areas 1 and 2 of the femoral prosthesis; B On the first day after revision, the prosthesis was in good position with a clear line of lacunar bone defect indicated by the white arrow; C One month after surgery, there was no loosening of the prosthesis, and the bright line was still visible; D Six months after the operation, the prosthesis did not loosen and bone integration was obtained