Fig. 1From: A method combining the use of a mobile application and a dedicated pelvic positioner for acetabular cup insertionPelvic positioner. Pelvic positioner has pads for fixing the ASIS on both sides and an accessory table for installing the iPod touch® at the time of reference. Pelvic positioner from anterior–posterior (A), cranio–caudal (B) and aerial view (C) is shown. ASIS, anterior superior iliac spineBack to article page