Transcript
Philips Achieva 1.5 T A-Series Tech Specs (Technical Specifications) Achieva 1.5T A-Series Gantry •
Bore diameter/height of patient opening: 110:
•
Total bore length: 157:
•
Bore length with minimum opening: 60:
•
In-bore patient comfort features: Indirect lighting, adjustable airflow, 2-way headset, soft mattresses, head coil mirror, knee wedge cushion
Gradient system •
Name: Pulsar HP+
•
Strength, z-axis, mT/m: 33
•
Slew rate, z-axis, t/m/sec: 122
•
Optional strength: 66
•
Optional slew rate, t/m/sec: 180
•
Cooling type: Liquid
•
Amplifier cooling type: Liquid
Patient Table •
Detachable: Trolley
•
Dimensions, L x W, cm: 240 x 53
•
Horizontal speed, cm/sec: 2, 8, 18
•
Elevating: Yes
•
Minimum height, cm: 52
•
Load limit, kg: 250 (550)
•
Limited mobility: 250 (550) horizontal travel
•
Full mobility: 159 (350) vertical travel
Planning and Installation •
Overall gantry dimensions: 2.2 x 2.1 x 1.8
•
Minimum ceiling height, m: 2.7
•
Extent of fringe field: 3.8 x 2.4
•
Total weight w/cooling, shielding, gradient/body coil: 4,795 kg (10,571 lbs)
•
Minimum dimensions of opening required for installation, W x H, m: 2.1 x 2.5
•
Minimum installation area for magnet: 19.4 m2
•
Minimum total installation area for system: 19.5 m2
•
Total number of cabinets required: 3
•
Line Voltage, VAC: 480
•
Operational, kVa: 65 (system), 9 (cryocooler compressor)
•
Clinical Use: Whole body
Acoustic Noise •
Sound pressure level:
•
Reduction technology: Epoxy encapsulated body coil (electrical and mechanical), optimized cover design, headset (up to 25 dB), MR-compatible patient headset for in-gantry music, SofTone software (up to 30 dB), SENSE with fractional reduction factors by optimizing slew rates without penalty on scan time
Achieva 1.5T A-Series Imaging Techniques •
Echo Planar Imaging
•
Single shot
•
Multishot
•
EPI pulse sequences: MS-EPI, SS-EPI
•
Maximum EPI factor: 255
•
Neurologic imaging
•
Perfusion
•
Diffusion weighted imaging
•
Diffusion tensor imaging(Optional)
•
Functional MRI(Optional)
•
Spectroscopy (Optional)
•
MRA
•
Time of flight
•
Peripheral
•
Bolus tracking
•
Interventional MR
•
Cardiac imaging
•
Cine
•
Coronary artery: Optional
•
Ecg gating: VCG
•
Motion compensation
•
Prospective respiratory gating
•
Maximum number of dimensions: 3
•
Additional: Noncontrast angio
•
Clock speed, GHz: >2.6
•
Operating system: Windows
•
Dedicated RAM: 8 GB
•
Maximum number of 256 x 256 slices per acquisition sequence: 1024
•
Number of slices per sec: 1230
•
Maximum matrix: 2048 x 2048
•
Minimum slice thickness 2-D/3-D: 0.05 mm
•
Minimum FOV: 0.5 cm
•
Maximum FOV: 53 cm
•
Perfusion imaging (Optional)
•
fMRI (Optional)
•
Diffusion imaging
•
Diffusion tensor imaging (Optional)
•
Cardiac imaging (Optional)
•
Body imaging
•
3-D image reconstruction
System Integration •
Modality worklist SCU
•
MR Image Storage SCU
•
Query/Retrieve SCU and SCP (SCU only)
•
Storage commitment SCU
•
Modality performed procedure step SCU
•
IHE profiles supported: MWL, PPS
Control Console Workflow •
Standard user interface: ExamCards
•
Operating system: Windows
•
Number of stored scanning protocols: 999
•
Local hard disk capacity: 80 GB
•
RAM: 6 GB
•
Removable media: DVD
•
Image protocol sharing: NetForum
•
Features designed to enhance workflow: SmartExam, NetForum, SameScan, ExamCards, SENSE, Utilization Management
RF Transmit and Receive •
Power output, kW: 18
•
Receiver bandwidth, kHz: 300 per channel
•
Amplifier type: Solid-state
•
Standard number of channels: 16
•
Optional channel configurations: 32
•
Location of coil connector: Gantry
•
Standard length of coil cables, m: 1.2
•
Number of coil connectors: 3
•
Coil tuning technique: Automatic
•
Name: Sense
•
Technique: Image-based
•
Clinical Technique: Automatic
•
Maximum parallel acquisition acceleration factor: 16 (varies by coil)
Achieva 1.5T A-Series Magnet •
Configuration: Short-bore cylindrical
•
Magnet Strength: 1.5 Tesla
•
Homogeneity, ppm V-RMS: 0.5 ppm at 50 cm, 0.2 ppm at 40 cm, 0.07 ppm at 30 cm, 0.03 ppm at 20 cm, 0.01 ppm at 10 cm
•
Dimensions of maximum useful FOV and homogeneity: 53 x 53 x 53
•
Frequency drift, ppm/day: <2.4
•
Shielding: Active
•
Main magnet shimming: Combination
•
Shimming: Patient-specific
•
Cryogen refill frequency: 3 years
Other Achieva 1.5T A-Series Specifications •
Other Attributes: Available in mobile configuration I/T; 63.87 MHz frequency; 215 cm maximum scam range; 51deg. viewing angle; 1.4% linearity at 53 cm DSV; direct digital sampling; 80 MHz sampling frequency; 23â?? monitor, 1900 x 1200 pixels monitor resolution; standard DICOM Enhanced MR; optional Ambient Experience.
•
FDA Clearance: Yes
•
CE Mark: Yes
