Fig. 1
From: Assessing component orientation of total hip arthroplasty using the low-dose bi-planar radiographs
A-D The reconstruction process is a software-guided step-by-step procedure. A Identifying the sacral plate, the sacroiliac joints, the acetabula, the pubis and the anterosuperior iliac spines. B Adjustment of the 3D ellipse on the border of the acetabular cup. C Identifying the key landmarks on the femur, the position of the trochlear notch and condyles, and adjustment of the prosthetic head. D Adjustment for the position of the prosthetic neck’s landmarks and identifying the inferior extremity of the stem