SOMATOM Drive is one of the most advanced machines in Dual Source CT (DSCT), combining accuracy, efficiency and safety. There are only 3 machines in Hong Kong. The procedure is easy and quick, heart scanning can be completed in 1 heart beat. The data produced is sufficient for analysis of the anatomical structures of the heart and coronary artery. The machines are especially designed for pulmonary embolism, myocardial infarction, coronary artery and aorta disease. Besides, the Drive SPS II technology reduces the spectrum width and improves the efficiency of the contrast agent, enabling a reduction in radiation exposure and improves the safety of the procedures.