مواصفات المصنع - LightSpeed VCT 64, GE Healthcare

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X-RAY TUBE ANODE
Heat storage, hu (X-ray tube anode)8,0,000
Heat dissipation rate, hu/min (X-RAY TUBE)1782000
Tube focal spot, mm (X-ray tube anode)0.7 x 0.6, 0.9 x 0.9
POWER NEEDED460/480 VAC nominal, 50/60 Hz, 3-phase delta or Wye
Type (CONFIGURATION)Multislice
# of slices (X-ray tube anode)64
Image storage
Hd capacity, gb (IMAGE STORAGE)146
FLOOR SPACE NEEDED
Size, m2 (FLOOR SPACE NEEDED)28 minimum
SCORING OF CORONARY ARTERY CALCIFICATION (IMAGE STORAGE)Optional
DICOM 3.0 COMPATIBLE (POWER NEEDED, VAC)Yes
DISPLAY
MONITOR20" (2), opt flat
Matrixes, pixels (DISPLAY)1280 x 1024
Range of ct numbers (DISPLAY)-1,024 to +3,071
Image enlarging scale (DISPLAY)Up to 8x
Max # slices displayed simultaneously (DISPLAY)16
GENERATOR
Output, kw (X-RAY GENERATORS)100
Ma range (IMAGING SYSTEM)10
TABLE FEATURES
Vertical, cm (Range of movement)51-107
Max. patient weight, (precision), kg (Range of movement)180 (±0.25 mm), 205 (±1 mm)
HELICAL SCANNING (DISPLAY)Yes
Max scan time, sec (DISPLAY)120
Max scan volume, cm (DISPLAY)170
Spatial resolution, lp/cm (DISPLAY)Same as axial
Pitch (DISPLAY)0.5625:1, 0.9375:1, 1.375:1, 1.75:1
Reconstruction time per image, sec (DISPLAY)0.063
PERFORMANCE
Minimum interscan time, sec (PERFORMANCE)1
Dynamic scan pace (PERFORMANCE)960 scans/min
High-contrast spatial resolution 0% mtf, lp/cm (PERFORMANCE)15.4, 19.6-Z
Low-contrast resolution, mm at % at <=4 rads (PERFORMANCE)5 at 0.3% at 1.3 mGy 8" CATPHAN
Sound, % at <= 2.5 rads (PERFORMANCE)0.32 at 2.85 rads
Image reconstruction matrixes (IMAGE PROCESSING)512 x 512
Reconstruction time
For localization scan, sec (Reconstruction time)Real time
GANTRY
Geometry (GANTRY)Rotate-rotate, slip ring
DETECTOR (SCATTERED LIGHT)HiLight ceramic
Rows (GANTRY)64
Elements/row (GANTRY)912
# detection channels (GANTRY)64 x 912
Rotation times, sec 360 (GANTRY)0.4,0.5,0.6,0.7,0.8,0.9,1,2,3, 4; optional 0.35
Slice thickness, mm (GANTRY)0.63,1.25,2.5,3.75,5,7.5, 10
X-ray fan beam angle, ° (GANTRY)56
Gantry angle deg (GANTRY)±30
Gantry size, hxwxd,cm (GANTRY)188.2 x 222.5 x 100.6
FDA CLEARANCE (Interference compensation)Yes
CE MARK (MDD) (Interference compensation)Yes
MODEL

LightSpeed VCT

High-contrast spatial resolution0.35 mm
0% mtf, lp/cm (High-contrast spatial resolution)15.4, 19.6-Z
50% mtf, lp/cm (PERFORMANCE)10.2, 19.6-Z
Slice sensitivity profile
Low-contrast resolution, mm at % at ≤20 mGy (2 rads) (Slice sensitivity profile)5 mm at 0.3% at 1.3 mGy; 8“ CATPHAN
Noise, % at ≤25 mGy (2.5 rads) (Slice sensitivity profile)0.32% at 2.85 rads
Range of movement
Longitudinal, cm (Range of movement)170, optional 200
Scanning range,cm (Range of movement)170, optional 200
Max load capacity (accuracy, mm), without restrictions, kg (Range of movement)227 (±0.25 mm)
Gantry weight, kg (GANTRY)1906
Gantry opening, cm (GANTRY)70
Scan localizer (GANTRY)Laser
X-RAY TUBE
Heat storage, MHU (X-RAY TUBE)8
Heat dissipation rate, kHU/min (X-RAY TUBE)1782
Tube cooling (X-ray tube anode)Oil/air
Tube focal spots, mm (X-RAY TUBE)0.7 x 0.6, 0.9 x 0.9
Expected tube life, scan sec (& calendar) (X-RAY TUBE)See tube warranty
Maximum ma (X-ray tube anode)800
Maximum scan time at maximum ma, sec (X-ray tube anode)5
IMAGE PROCESSING (MAXIMUM DISPLAY)
Standard or optional (IMAGE PROCESSING)Optional
Recommended post-processing workstation (IMAGE PROCESSING)AW
Remote access to clinical applications (IMAGE PROCESSING)Optional
Dicom 3-d image export (IMAGE PROCESSING)Yes
RECOMMENDED ROOM SIZE, m² (IMAGE PROCESSING)45.5 minimum
RADIATION DOSE
Dose modulation technique (X-ray tube anode)Volara DAS, OptiDose, color coding for kids, 3-D dose modulation, ECG dose modulation, beam tracking, short gantry geometry
Pediatric specific dose control (RADIATION DOSE)Color coding for kids
Prospective ECG gating (RADIATION DOSE)Optional
Retrospective ECG editing (RADIATION DOSE)Optional
Axial cardiac (RADIATION DOSE)Optional
Low dose cardiac (axial acquisition) (RADIATION DOSE)Optional
Arrhythmia correction (RADIATION DOSE)Optional
IMAGE RECONSTRUCTION
Cpu (NETWORK/DATABASE)Open architecture/ LINUX
Scan fovs, cm (IMAGE PROCESSING)25, 50
Reconstruction matrices (IMAGE RECONSTRUCTION)512 x 512
Per slice, sec (Reconstruction time)Up to 16 frames/sec
No. of online images (IMAGE STORAGE)250,000 (512 x 512)
Archive (IMAGE STORAGE)2.3 GB MOD, DICOM 3.0
kW output (GENERATOR)100
Kvp range (GENERATOR)80, 100, 120, 140
CLINICAL APPLICATIONS AND FUNCTIONALITY
Coronary artery calcification scoring (CLINICAL APPLICATIONS AND FUNCTIONALITY)Optional
Quantification (CLINICAL APPLICATIONS AND FUNCTIONALITY)Yes
Lung nodule assisted reading (Myocardial evaluation)Optional, Lung VCAR
Respiratory gating (DISPLAY)Optional
Virtual colonoscopy assisted reading (Myocardial evaluation)Optional
Vessel analysis (noncardiac) (CLINICAL APPLICATIONS AND FUNCTIONALITY)Optional, Vessel IQ Express
Brain perfusion (CLINICAL APPLICATIONS AND FUNCTIONALITY)Optional
Z-axis coverage for brain perfusion (CLINICAL APPLICATIONS AND FUNCTIONALITY)Optional, 80 mm Volume Shuttle
Auto bone removal (CLINICAL APPLICATIONS AND FUNCTIONALITY)Optional
Body perfusion (CLINICAL APPLICATIONS AND FUNCTIONALITY)Optional
Other (ROTORS)Cardiac, perfusion, lung analysis, CT colonography, DentaScan, CT angiography
DICOM (GANTRY)As defined in DICOM Conformance Statement
CT image storage SCU/SCP (Range of movement)Yes
Modality worklist SCU (Range of movement)Yes
Query/Retrieve SCU and SCP (Range of movement)Yes
Storage commitment SCU (Range of movement)Yes
Modality performed procedure step SCU (Range of movement)Yes
IHE profiles supported (Range of movement)Yes
DETECTOR (SCATTERED LIGHT)
Total detector width, z-axis, mm (DETECTOR)40
Reconstructed slice width options, mm (GANTRY)0.625, 1.25, 2.5, 3.75, 5, 7.5, 10
Standard Rotation times, sec, 360° (DETECTOR)0.35, 0.37, 0.4, 0.42, 0.45, 0.47, 0.5, 0.6, 0.7, 0.8, 0.9, 1, 2, 3, 4
OTHER ATTRIBUTES (Interference compensation)AutoScan, AutoArchive, AutoFilm, AutoVoice, AutoTransfer, SmartPrep, ProtocolPro, View/Edit Wizard, DynaPlan Plus, ImageWorks, ProView, remote tilt, in-room start, rear gantry control, breathing lights, SmartmA-3-D dose modulation, ECG dose modulation wit
MARKETING REGION (Interference compensation)Worldwide
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ماسح الصور المقطعية المحوسبة, GE Healthcare, LightSpeed VCT 64
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