GE HealthCare Revolution EVO
GE HealthCare · Model Revolution EVO
Make low-dose routine • Diagnostic images at the right dose add up to great care. Thats why its essential for you to limit your patients radiation exposure to just whats necessary. To do that, you need a CT that makes it easier for you to lower radiation dose without making it harder to make the right diagnosis. • Revolution* EVO delivers several dose-lowering capabilities. Our innovative ASiR-V* iterative reconstruction comes standard, and is designed to reduce noise levels, improve low-contrast detectability and reduce dose by up to 82% in routine imaging for all exams and all patients1,2. • Along with ASiR-V, a comprehensive collection of Smart Dose technologies helps you monitor, measure and manage your dose delivery and select the optimum parameters to ensure low dose and diagnostic images. Dose management tools such as CT 4Kids dose-optimized pediatric reference scan protocols, 3D Dose Modulation, Organ Dose Modulation, Dose Check, DoseWatch, DICOM DRSR and more are all at your fingertips. • Revolution* EVO is designed to provide the high-resolution, low-dose images and answers that increase your confidenceeven when performing advanced procedures. It helps you stay on top of today's standard of care. • Improving spatial resolution by up to 100% over previous GE CT scanners enables the image clarity you need to see fine anatomical details, providing a pathway to a quick, confident diagnosis1 • Improved spatial resolution is enabled by the redesigned Clarity Imaging System from the Performix* 40 Plus tube, to the Clarity detector and low-noise data acquisition system inherited from Revolution CT. • With the increased weight limit of the Revolution EVO patient table and the improved low-contrast detectability and noise performance of ASiR-V, you can image patients weighing up to 675 lbs. and obtain diagnostic image quality with reduced noise and improved contrast resolution. • For pediatric patients, speed and low dose are critical. Fast, up to 175 mm/sec acquisitions enable a reduction in breathing artifacts, and ASiR-V ultra-low-dose capabilities allow you to image pediatric patients confidently. • As new clinical and financial models evolve in healthcare, you need a CT that can help you attract new referring physicians, grow the services you offer and the patients you serve. ASiR-V* low-dose capabilities make it ideal for pediatric scans, oncology and chronic disease follow-up. At the same time, Revolution EVO gives you the flexibility to expand your services with Advanced Applications powered by AW: • Emergency and vascular. Scan trauma patients quickly and catch arterial phase enhancement easily without sacrificing image quality, with up to 175 mm/sec acquisitions enabled by high-pitch helical IQE and 0.35-second rotation speed. • Oncology and chronic disease. Revolution EVO with ASiR-V enables ultra-low-dose imaging so that you can confidently provide a high-level of care to those patients that require multiple scans or frequent follow-up.
Key tips
- ·Never bypass a radiation interlock to "just get the image" - this is one of the few true zero-tolerance rules in BMET work.
- ·Trend image-quality phantom results over time - drift shows up before an outright failure does.
- ·Portable/mobile units take real physical abuse from transport - check wheel locks and cable strain reliefs more often than fixed units.
Typical Failure Modes
Failure patterns typical of this equipment class - general BMET reference, not verified against this exact unit's own service history unless flagged. Severity is a category-level estimate.
X-ray tube overheating / filament failure
HighSymptoms: Tube won't fire, heat-capacity alarm.
Root cause: Filament wear, cooling failure.
Detector calibration drift
MediumSymptoms: Image noise, artifacts, low SNR.
Root cause: Flat-panel / sensor aging.
Cooling system fault
HighSymptoms: Tube temp alarm, duty-cycle limited.
Root cause: Pump/radiator or coolant loss.
Recon / system software hang
LowSymptoms: Frozen console, acquisition timeout.
Root cause: Workstation or RAID degradation.
Serviceable Parts & Consumables
The parts a BMET typically services on this class of equipment. Service class and relative cost are general engineering estimates for the category, not figures from this unit's documentation. Part numbers appear only when pulled from this unit's own service manual. Always confirm intervals and pricing against the manufacturer.
Cooling pump & radiator
Class Periodic replacementRel. cost $$$R&R Difficult
High-voltage generator
Class Major service partRel. cost $$$$R&R Expert-level
Workstation RAID / GPU
Class Periodic replacementRel. cost $$$R&R Difficult
X-ray tube insert
Major R&R; track mAs history.
Class Major service partRel. cost $$$$R&R Expert-level
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Cooling pump & radiator | Periodic replacement | $$$ | Difficult |
| High-voltage generator | Major service part | $$$$ | Expert-level |
| Workstation RAID / GPU | Periodic replacement | $$$ | Difficult |
| X-ray tube insert Major R&R; track mAs history. | Major service part | $$$$ | Expert-level |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
PM Checklist
Preventive-maintenance tasks typical of this equipment class. Perform to the manufacturer's procedure and your facility's policy - this is general reference, not a schedule for this specific unit.
- ·Daily QC per modality: image-quality phantom test
- ·Tube and detector inspection
- ·Annual state-required radiation safety survey
- ·Vendor-scheduled preventive maintenance
Troubleshooting Approach
A structured starting point derived from the failure modes above. Follow the manufacturer's service documentation for the actual procedure.
Symptom: X-ray tube overheating / filament failure
- Confirm the presentation - typically tube won't fire, heat-capacity alarm - and note the exact alarm or message and the conditions when it occurs.
- Check the most likely cause first: filament wear, cooling failure.
- Isolate the affected subsystem using the manufacturer's functional check or self-test, where one is provided.
- If the fault is confirmed and not a field adjustment, service or replace the x-ray tube insert per the manufacturer's service documentation.
- Return the device to service only after the manufacturer's functional and applicable electrical-safety checks pass.
- Record the findings, any parts used, and the verification results in the maintenance history.
Symptom: Detector calibration drift
- Confirm the presentation - typically image noise, artifacts, low SNR - and note the exact alarm or message and the conditions when it occurs.
- Check the most likely cause first: flat-panel / sensor aging.
- Isolate the affected subsystem using the manufacturer's functional check or self-test, where one is provided.
- If the fault is confirmed and not a field adjustment, service or replace the flat-panel detector per the manufacturer's service documentation.
- Return the device to service only after the manufacturer's functional and applicable electrical-safety checks pass.
- Record the findings, any parts used, and the verification results in the maintenance history.
Technical Specs
- Patient Weight Capacity
- 675 lbs
Typical Location
Where this class of equipment is typically deployed - general reference, not this unit's own placement record.
- Radiology / Imaging department
- Emergency Department (portable units)
- Operating Room (C-arms)
- Cath lab
- Bedside ICU (portable X-ray)
Documents & Manuals
No documents available for this device yet.
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