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1、1 MDCT?CTA?MDCT?CTA? ? ? ? 2 ? ? ? ? ? 3 ? ?CTA? ? ? ? ? ? ? 4 ? ? ? ? ?60ml?50ml? ? ? ? ? ? ?5ml/s?CT?80HU? ? ?Definition? ?Flash? 5 ? ?kV?120/100 ?Rotation time?0.33s/0.28s ?mAs/rot.?400 /320?CARE Dose 4D? ECG? ?64*0.6mm/128*0.6mm ? 0.6mm(0.4mm)/0.75mm(0.5mm) 6 DSCT?Pitch? ?/min)Pitch(?/?/Flash) 4
2、00.20/0.20/0.17 500.22/0.22/0.18 600.28/0.26/0.23 700.33/0.31/0.27 800.39/0.36/0.31 900.44/0.40/0.35 1000.50/0.44/0.38 7 ECG? ?mA?R-R? ? ? ?5065?85? 51?6060?85? 61?7025?75? 71?11925?80? ?12020?80? 8 ? ? ? ?Insert Sync ?Delete Sync ?Disable Sync ?R? Shift R to Peak 9 ?Insert Sync ? ? ?Insert Sync 10
3、?Disable ? Delete Sync ? ? ? ?Disable ?Delete Sync ? ? ?R? ?Delete? ?Disable ? 11 ?R?Shift R to Peak/Move Sync Pulse? ?Shift R to Peak?R? ?R?/? ? ? 12 ?Delete 13 ?Disable?Delete?Shift 14 ?Disable?Insert?Shift 15 ? ? ?30?50? ? ?60?80? ? ? ?R?ms? ?R?300ms? ? 16 ?SIEMENS ? ? ? ?Circulation? ? 17 ? ?Dis
4、able Sync ? ?Disable Sync? ?Insert Sync? ? ? 18 ? ?R?ms? ? ?Disable Sync? ? 19 ? 1.?ms? 50ms? 20 21 22 23 2.?Circulation? ? ?ms? ? 24 25 26 27 28 Case 1 ? 29 30 ? 31 32 Case 2 ? 33 34 35 ?Circulation?200ms?250ms? 36 ? 37 38 Case 3 ? 39 40 ? 41 Disable+Shift 42 Disable+Insert? 43 Disable+Insert? 44 Case 4 ? 45 46 Disable ? 47 48 Circulation?250ms? 49 50 51 Case 5 ? 52 53 Delete ? 54 55 Case 6 ? 56 57 Delete+shife ? 58 59
