Walker, Olszewski,Halliburton, (2009),Journal CardiovascularImaging. ImprovedEfficiency Fullyintegrated detector design Old school Ahead itstime, similar mostother competitors today Foundation Ingenuityfamilies Since 2007 Philips NanoPanel 3D 86% Noise Suppression Tach2Technology ConventionalTACH TACH AcceleratedModel based Iterative Reconstruction CT检查步入微辐射检查新时代 迭代重建原理投影空间(原始数据) Optimizing image quality iDose 图像空间Anatomical Model Data variation analysis Multi- frequency Model Based noise removal ModelOptimized Updateprojections Structure (Anatomy) Model Model selection Model CT重建技术进展基于原理和临床结果 第四代 模型迭代 第三代 初级迭代技术(基于统计学迭代分析) 第二代 类迭代(图像空间降噪) 第一代 滤波反投影法 各厂家技术 IRIS (Siemens), AIDR (Toshiba) ASIR (GE), SAFIRE (Siemens), AIDR3D (Toshiba) Veo (GE) FBP所有厂家 iDose iDose (Philips)