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1、MRCT各公司主要参数比较说明MR公司型号磁场梯度场射频系统（线圈全）脉冲序列最薄层厚/最小视野矩阵及重建时间其它强度mT/m爬升时间ms切换率T/m/s功率全部mm液氦GEsignaInfinitTwinspeed1.5T长172孔6040,230.267,40mT/m150,8016KW0.1/101024,5ms/f1次/36月CV/I1.5T长172孔60400.267,40mT/m15016KW0.1/101024,5(10)ms/f1次/36月Infinity1.5T长172孔60330.267,33mT/
2、m120,7716KW0.1/101024,5(10)ms/f1次/36月Miracle1.5T长172孔60330.428,33mT/m7716KW0.1/101024,10ms/f1次/36月PhilipsINTERA1.5ND长157孔6033，660.2160，80250.05/51024,1.16ms1次/36月ACHIEVA1.5TP长157孔60330.4180250.05/51024,0.831次/36月ACHIEVA1.5TN长157孔60330.2160250.05/51024，0.831次/36月
3、ACHIEVA1.5TND长157孔6033，660.2160，80250.05/51024，0.831次/36月1.5TP长157孔60330.4180250.05/101024,1.161次/36月1.5TN长157孔60330.2160250.05/51024,1.161次/36月Semen’sMagnetomSonataMaestroClass长160孔60400.2200150.1/51024,4.21-2年SymphonymaestroClass长160孔6020,30选0.2450，75，125选150.
4、05/51024,4.21-2年SimensAvanto长160孔6033,45选0.264，0.2选125，200选150.05/51024,0.99810年SimensNOVUS长160孔60300.4,0.275OR125150.05/51024,2.81-2年ToshibaExcelart长160孔65300.6,0.2350,1302010/101024,0.012.5年CT公司型号探测器排数探测器数目每圈层数扫描时间360º变压器功率工作电流mA球管容量MHU层厚重建时间(512)空间分辨率lp/mm一次螺
5、旋圈数硬盘容量GB存储方式GELightspeedVCT64LightspeedUtra162421888160.5s53.210-4406.30.625-100.2515.4240163MOD,CDRLightspeed1616PhilipsBrillianceCT405234944400.46028-5008.00.5-1040/s24250292BrillianceCT162416128160.56028-5005.20.75--86/s24195146Semen’sSensationCardiac2424x67
6、2160.376028-50000.6-100.1s30270220Sen16straton2424x672160.376028-50000.6-100.1s30270220Sensation162424x672160.5(.42)6028-5005.30.6-100.1s30200(238)150ToshibaAquilion646457344640.46010-5007.50.516/s182501085Aquilion326457344320.46010-5007.50.416/s18250900Aquilion
7、164035840160.46010-5007.50.410/s18250290DR公司型号功率球管滤线器探测器计算机软件其它焦点mm2功率KW热容量KHU固、活栅比，密度lp/mm面积矩阵象素um空分率m灰度bit预览时间辅助系统内存M容量GB外存GERevolutionXR/d65/800.6/1.2532/100350固13:1,7841cm2k2002.514<5S水unix51240cdrwradworkXQ/IPhilips双500.6/1.217/50300活12:1,3643cm3k1433.516<6
8、unix1k36CD专业单Semen’s500.6/1.030/50600固15:1,8017in3k1433.5145SNT25650CD集成Toshiba500.6/1.240/100300活5种17in2.6k1603.1143sNT50k60DVDKodakD5100800.6/1.230/100400活10:1,4035
