Total Hip Prosthesis Assisted by Computer

: Hip replacement is performed in supine side position. Cup is positioned under manual control with the aid of a manual ancillary.

The patient will be installed in supine side position. The cup will be navigated with the technique based on EOS imaging. This technique requires the registration of the homolateral antero superior iliac spine and the homolateral postero superior iliac spine only. It does not require the registration of the pubis or any other controlateral points which are poorly accessible in the supine side position