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一 .ＣＴ设备的进展(一 )宽探测器多层采集螺旋ＣＴ(以下简称多层ＣＴ)的进展上一年度多层ＣＴ在全世界得到了广泛的普及 ,它的优越性已得到了一致公认 ,系ＣＴ的换代产品。仅我国在 2 0 0 0年内订货与装机的总数即达 2 0台左右。最初推出的多层ＣＴ一次采集的层面数目为4层 ,?
I. Progress of CT equipment (1) Development of multi-detector spiral CT with wide detectors (hereafter referred to as multi-slice CT) Multi-layer CT of the previous year was widely used throughout the world, and its superiority has been universally recognized. , is the replacement of CT products. The total number of orders and installations in China alone in 2000 was about 20 units. The number of levels of the first-time multi-layer CT acquisition is 4 levels.