Fig. 1From: Improved PET/MRI accuracy by use of static transmission source in empirically derived hardware attenuation correctionThe apparatus (TX-fixture) and setting used in PET acquisitions, a schematic of the TX-fixture showing the radioactive Ge-68 rod positioned in the centre, during blank scan, b both the acrylic cylinder phantom and the rod attached to the TX-fixture, and c the QC-daily phantom holder securing the TX-fixture to achieve a reproducible position on the patient tableBack to article page