Fig. 4From: The results of screw augmentation of acetabular cement spacers for the treatment of periprosthetic hip joint infectiona A 62-year-old male patient did PROSTALAC with no screw fixation due to PJI after THA in case of an acetabular defect type PAPROSKY IIB. b Postoperative 1 week. c At 3 months follow-up, the cement spacer was rotated in the acetabular. d Finally, the patient performed revision THABack to article page