GE Revolution CT User Manual

GE Revolution CT

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Illustration 20: Accessing Exam Split from File Manager exam list

Illustration 21: Accessing Exam Split from File Manager series list

Revolution CT User Manual

Direction 5480385-1EN, Revision 1

436 4 Exam Split

Table of Contents

Default Chapter5
- Table of Contents5
Chapter 1 USER INFORMATION37
- Introduction37
- User Documentation38
- GE Approved Accessories39
Chapter 2 REGULATORY INFORMATION41
- Applicable Regulations and Standards41
- Product Description43
- Product Manufacturer44
Chapter 3 SAFETY45
- General Safety Guidelines45
- Safety Conventions47
- Symbols and Warning Labels48
  - Symbols48
  - Equipment Warning Labels52
- Radiation Safety59
  - X-Ray Protection59
  - General Radiation Safety60
  - Scans Acquired at the same Tomographic Plane61
  - Geometric Dose Efficiency61
  - Backup Timer Indicator62
  - Starting Scans from the Scan Room62
  - Ctdi62
- Implantable Device Safety64
  - Recommendations Prior to Scanning64
  - Recommendations after Scanning64
- Electrical Safety65
- Electromagnetic Compatibility Safety68
- Fire Safety69
- Mechanical Safety70
  - General Mechanical Safety70
  - Patient Positioning70
  - Gantry Air Inlets73
- Emergency Devices and Emergency Egress74
  - Emergency Devices74
    - Emergency Stop74
    - System Emergency off Buttons Using Main Disconnect Control75
  - Emergency Patient Care During X-Ray on76
  - Emergency Egress76
- Laser Safety77
- Reconstructed Image Orientation79
- Data Safety81
- Application Specific Safety Topics83
  - Axial and Helical Scanning83
  - Cardiac Imaging83
  - CT Integrated Cardiac Module85
  - Advanced Application Safety85
  - Measurements85
  - Segment Tools86
  - Filming and Saving Images86
- Application Software Safety88
- Accuracy of Measurements89
  - Measure Distance for Axial, Helical, and Cine Images89
  - Measure Distance for Scout Images89
  - Measure Angle90
  - Voxel Dimensions91
  - Roi91
  - CT Number91
    - CT Number Accuracy92
    - CT Number Mean and Standard Deviation92
  - Range, Precision and Accuracy of Displayed Values92
- Accessory Safety93
  - Monitor Safety93
  - Pole Safety93
  - Systems with Metal-Free Cradles and Accessories94
  - Power Injector Safety94
  - Phantom Safety94
- Maintenance and Cleaning95
- Hazardous Substances96
- System Performance97
Chapter 4 READ ME FIRST99
- About this Manual99
- Scan Monitor100
- Image Monitor108
- User Interface Conventions116
- System Troubleshooting Tips119
Chapter 5 PEDIATRICS and SMALL PATIENTS121
- Overview121
- Radiation Exposure122
- Pediatric and Small Patient Scans126
Chapter 6 LARGE PATIENT133
- Overview133
- Large Patients134
Chapter 7 DOSE CHECK137
- Overview137
- Set the Dose Check Administrator Role139
- Set the Dose Check AV Exceeding User Role141
- Configure the System for Dose Check143
- Configure the AV by Age Threshold145
- Build Protocols with Access Controls147
- Build Protocols with Notification Values148
- Build Protocols with Notification Values by Factor149
- Scan Using Alert Value Checking150
- Scan Using Notification Value Checking152
- Use the Dose Audit Tool154
Chapter 8 EQUIPMENT157
- Overview157
- Scanner Desktop158
- Gantry165
- Table178
- Hardware Components183
- Power Distribution Unit185
- System Cabinet186
- Ray Tube and Generator187
  - X-Ray Tube187
  - Generator Serial Load Rating187
- Purchasable Options189
Chapter 9 STARTUP and SHUTDOWN191
- Overview191
- System Startup and Shutdown192
- Daily Quality Assurance198
Chapter 10 PATIENT SCHEDULE203
- Overview203
- Patient Schedule204
Chapter 11 SCAN217
- Overview217
- Scan Theory218
- Exam Workflow245
- Scan Parameters265
- Timing Parameters287
  - Timing Parameters Collection287
  - Timing Parameters Workflow287
    - Set Prep Delay Time287
    - Set Inter Scan Delay Time288
- Recon Parameters289
- Auto Voice301
- Additional Scan Features303
Chapter 12 SCAN APPLICATIONS307
- Overview307
- Asir-V308
- Smartprep312
- Enhanced Xtream Injector326
Chapter 13 CARDIAC331
- Overview331
- Cardiac Workflow332
- Cardiac Scan Parameters345
- Cardiac Modulated Ma355
- Auto Gating356
- Cardiac Recon362
- Snapshot Freeze367
Chapter 14 VIEW IMAGES371
- Overview371
- Image Display374
- Image Tools386
- Measurements394
- Additional Image Tools398
- User Preferences406
  - Set Annotation Preferences406
  - Set Series Binding Preferences409
Chapter 15 DISPLAY APPLICATIONS411
- Overview411
- Add/Subtract412
- Direct Multi Planar Reformat (DMPR)419
  - Reformat Tools Panel420
  - Reformat Planning428
- Exam Split434
Chapter 16 REFORMAT441
- Overview441
- Reformat443
- Display448
- View Types464
- Volume Render467
- Segment482
- Batch Film492
Chapter 17 DATA MANAGEMENT503
- Overview503
- File Manager504
- Job Management Screen519
- Archive/Network522
- CD, DVD and USB Interchange531
- Data Export543
- Patient Data555
- Scan Data Manager561
- Recon Management565
- Reconstruction and Image Processing Task List567
Chapter 18 PROTOCOLS575
- Overview575
- Protocols576
- Auto Voice Management584
- Kv Assist Settings588
- Auto Gating Configuration590
- Dose Reporting in Protocol Management592
Chapter 19 ACCESS CONTROLS593
- Overview593
- Access Controls594
Chapter 20 SYSTEM MANAGEMENT613
- Overview613
- System Tools614
- System Preferences617
- System Troubleshooting632
Chapter 21 GENERAL INFORMATION635
- Introduction635
- CT Operation Theory636
- General Information639
  - Gantry Coordinate System639
  - Patient Scanning640
- Network641
- System Operational Modes648
- Image Display653
- Scout Based Attenuation Characterization659
Appendix A OPERATOR MESSAGES665
- Operator Messages665
Appendix B ABBREVIATIONS675
- Abbreviations675
Appendix C UNITS of MEASURE677
- Units of Measure677
Appendix D LEXICON681
- Lexicon681
Appendix E DOSE INFORMATION REFERENCE689
- Dose Information Reference689

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GE Revolution CT Specifications

General

Detector Coverage	Up to 160 mm
Gantry Tilt	± 30 degrees
Spatial Resolution	Up to 0.23 mm
Scan Range	Up to 200 cm
X-ray Tube Current	Up to 800 mA
Type	Computed Tomography (CT) Scanner
Rotation Speed	0.28 seconds per rotation
Tube Voltage	80 kV to 140 kV
Number of Detector Rows	256
Power Requirements	480 VAC, 3-phase
Detector Rows	256
Coverage	160mm

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