Toshiba Excelart Vantage 1.5T MRI Tech Specs (Technical Specifications)

Transcription

1 Toshiba Excelart Vantage 1.5T MRI Tech Specs (Technical Specifications) Excelart Vantage Magnet Configuration: Ultra-short-bore Strength (or W x H): 1.5 T Homogeneity, ppm V-RMS: Dimensions of maximum useful FOV and homogeneity, (x, y, z), cm: 50 x 50 x 50 at =2 ppm Shielding: Self-shielded Main magnet shimming: Passive, auto-active Patient specific shimming: Auto-active shimming Cryogen refill frequency: Refill =1 year; liquid Helium Excelart Vantage Gantry Bore diameter/height of patient opening: 65.5 cm Overall bore length: 149 cm Bore length with minimum opening: 140 cm In-bore patient comfort features: Adjustable lighting and ventilation, audio system, patient emergency response system, patient camera monitoring Planning and Installation Overall gantry dimensions (including covers), W x H x L, m: 0.79 x 0.94 x 0.7 Minimum ceiling height, m: 2.8 Extent of fringe field (0.5 mt, 5 gauss) in x, y, z directions, m: 9.9 x 9.9 (x), 16.3 x 16.3 (y), 9.9 x 9.9 (z) Total weight w/cooling, shielding, gradient/body coil: 12,514 kg (51,035 lb) Minimum dimensions of opening required for installation, W x H, m: 1.83 x 1.83 Minimum installation area for magnet, m²: 33 Minimum total installation area for system, m²: 47.8 Total number of cabinets required: 4 Power Consumption Line Voltage: 208, 300 A or 480, 150 A Kva: 86 A/c, btu/hr: 4,436 BTU/hr, scan room; 47,352 BTU/hr, equipment room; 2,489 BTU/hr, control room

2 Clinical Use: Whole body Control Console Workflow Standard user interface: V 8.1 Operating system: Intel Xeon 3.2 GHz dual CPU Number of stored scanning protocols: 2000 Local hard disk capacity: 74 GB RAM: 2 GB Removable media: DVD Image protocol sharing: Transfer Acoustic Noise Reduction technology: Vacuum enclosed gradient coils (Pianissimo) Scanning Techniques Echo Planar Imaging: Optional Single shot: Optional Multi shot: Optional EPI pulse sequences: Optional Maximum EPI factor: 512 Neurologic imaging: Standard Perfusion: Optional Diffusion weighted imaging: Optional Diffusion tensor imaging: Standard with EPI Functional MRI: Optional Spectroscopy (nuclei of interest): Optional MRA: Standard Time of flight: Standard Peripheral: Optional peripheral coil package Bolus tracking: Optional MRA package Interventional MR: Yes Cardiac imaging: Standard with cardiac package Cine: Optional cardiac package Coronary artery: Optional Ecg gating: Standard Motion compensation: Standard

3 Prospective respiratory gating: Standard Additional: Fresh blood imaging, CIA Sequence Selection Spin echo (Minimum TR ms) Minimum TR, 256 matrix, 30 cm FOV, msec: 9 (SE3.7) Minimum TR, 256 matrix, 10 cm FOV, msec: 19 (SE8) Gradient echo Minimum TR, 256 matrix, 30 cm FOV, msec: 5.4 (FFE3D2) Minimum TR, 256 matrix, 10 cm FOV, msec: 12 (FE3D5) Minimum possible TE, msec: 0.9 (gradient echo 256 x 256) Minimum possible TI, msec: 9 Fast-spin-echo max train length: 1024 (FASE+6.5) Echo planar imaging max train length: 256 (SE_EPI) Gradient system Standard name: AGV, MGV, XGV Standard strength, z-axis, mt/m: 30 Standard slew rate, z-axis, T/m/s: 50, 86, 130 respectively Optional name(s): ZGV Optional strength(s), mt/m: 33 Optional slew rate(s), T/m/s: 200 Cooling type: Water Amplifier cooling type: Air, water RF System Power output, kw: 20 Standard number of channels: 4 Optional channel configurations: 8 Receiver bandwidth, khz: 1000 Location of coil connector (plug): Gantry Number of coil connectors (plugs): 2 Coil tuning technique: Automatic

4 Parallel imaging Name: Speeder Technique: Image based Calibration Technique: Automatic Maximum parallel acquisition acceleration factor, standard/optional: 4 Patient Table Detachable: Optional Elevating: Standard Minimum height: 42 cm Limited mobility load limit: 200 kg (440 lb) Fully mobile load limit: 200 kg (440 lb) Excelart Vantage Coils Integrated body: Standard Diameter, cm: 7 TMJ: Optional Mirrors for patient head: Yes Head : Standard Neck: Optional Type: Linear Coverage (head to foot): 50 cm Number of elements: 2 Number of independent channels: Linear Parallel imaging compatible: Yes CTL spine: Optional Cardiac/abdomen: Optional Dimensions, L x W: 54 x 47 cm Flexible: Yes Number of elements: 2 Breast: Optional Bilateral: Yes Biopsy access: Yes Number of elements: Linear Shoulder: Optional Dimensions, L x W, cm: 54 x 47 Number of elements: 2

5 Whole abdomen: Optional, torso Speeder Extremity: Optional Diameter, cm: 27 Length, cm: 60 Number of elements: Linear Peripheral vascular: Yes Diameter, cm: 27 Length, cm: 38 Dedicated parallel imaging: All Speeder coils Circular general-purpose: Optional Diameters available, cm: 7, 10, 15, 20 Combined: Yes Image processor Clock speed, GHz: 3.2 Dedicated RAM: 3 GB Reconstruction Maximum number of 256 x 256 slices per acquisition sequence: 256 (3-D), 128 (2-D) Number of slices per sec (256 matrix): 1300 Maximum matrix: 1024 x 1024 Minimum slice thickness 2-D/3-D, mm: 0.5/0.05 Minimum FOV, cm: 0.5 Maximum FOV, cm: 50 Quantitative image analysis tools Perfusion imaging: Optional fmri: Optional Diffusion imaging: Standard with EPI package Body imaging: Standard MIP, MPR 3-D image reconstruction: Standard Excelart Vantage DICOM Modality worklist SCU: Standard

6 MR Image Storage SCU: Standard Query/Retrieve SCU and SCP: Standard Storage commitment SCU: Standard Modality performed procedure step SCU: Optional IHE profiles supported: SWF, PIR, GPG, PDI, CPI, and CHG Other Excelart Vantage Specifications Other Attributes: Vantage systems are short (1.4 m), large clinical FOV (50 cm x 50 cm x 50 cm), possesses high homogeneity at FDA CLEARANCE: Yes