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Fig. 4 | Journal of Orthopaedic Surgery and Research

Fig. 4

From: Evaluation of the feasibility of acetabular cup pre-determination in revision total hip arthroplasty via X-ray of the bone stock of the anterosuperior acetabulum

Fig. 4

Estimation of the contact length on X-rays in clinical practice. A The line with an angle of 78.5° from the simulative diameter can best represent the contact curve. B Rough estimation of the contact line length is 15 mm in this patient, which means that he/she is capable of receiving a revision surgery with cup. C Postoperative pelvic AP X-rays of this patient

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