Fig. 2From: Accuracy of acetabular cup placement during anterolateral supine total hip arthroplasty using intraoperative fluoroscopy: a retrospective studyCup placement using intraoperative fluoroscopy. a The surgeon estimated the target angle during cup seating using intraoperative fluoroscopy. b Reference diagram as an indicator of cup radiographic anteversion (RA) (5°, 15°, 25°)Back to article page