7437 Is your system calibrated ? MRI gradient system calibration for pre-clinical imaging

Figure 3 Displacement fields generated by the post processing correction in the z (a), x (b), and y (c) directions. Insert show CT and MRI alignment before and after registraion Figure 1 Phantom schematic: a) grid section, b) chamber, c) chamber cap, d) s-bend to trap air bubbles, e) filling cap, f) isocentre marker 7437 Is your system calibrated? MRI gradient system calibration for pre-clinical imaging James Martin O'Callaghan, Jack Wells, Simon Richardson, Holly Holmes, Yichao Yu, Bernard Siow, and Mark Lythgoe Centre for Advanced Biomedical Imaging, UCL, London, UK, United Kingdom, Centre for Medical Image Computing, UCL, UK, United Kingdom