The IQon Spectral CT is equipped with the world's first dual-layer detector, supporting not only traditional CT imaging but also spectral imaging from a single scan, marking a groundbreaking advancement in CT technology. In the field of cardiovascular medicine, it can enhance the contrast of coronary angiography, reduce the dosage of contrast agents, utilize iodine density-enhanced imaging, allow for quantitative assessment of myocardial blood flow, and facilitate the most advanced cardiac examinations.