Spiral/Helical Scanning Simultaneous .Source rotation .Table translation .Data acquisition
(From G. Wang) Simultaneous •Source rotation •Table translation •Data acquisition Spiral/Helical Scanning
Slip ring scanning Power Projection supply data ImPACT Day:23rd July 2002-Basic Prindples of CT Scarning 33
Spiral CT Scanner Gantry 。 Data acquisition system 。Table ·Computer Parallel processors ·Control console ·Storage units Tapes,disks ·Recording device ·Network interface A-ray generato (From Elscint)
Spiral CT Scanner • Gantry Data acquisition system • Table • Computer Parallel processors • Control console • Storage units Tapes, disks • Recording device • Network interface X-ray generator (From Elscint) Heat exchanger
扫描方式 Developments in CT Technology 72 858687888990939495969798990001 HTor mains UKRC:2and May 2001
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Spiral CT Scanner Gantry Network Source Computer Display Table Recording Parallel Control processor console Detectors Data acquisition system Storage units: Tapes,disks
Spiral CT Scanner Gantry Data acquisition system Detectors Storage units: Tapes, disks Display Control console Computer Parallel processor Table Recording Source Network