| Classification: | Imaging Diagnostic Equipment |
|---|---|
| Type: | Magnetic Resonance Imaging System |
| Group: | Adult |
| Product: | Magnetic Resonance Imaging System |
| Transport Package: | Carton |
| Trademark: | MeCan |
| Customization: |
|---|
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Audited Supplier MRI Scanning System Magnetic Resonance Imaging System MRI Scanner Machine
| No. | Item | Specification |
| 1 | Magnet System | |
| 1.1 | Magnet Type | Permanent magnet with automatic constant temperature system |
| 1.2 | Field strength | 0.35T |
| 1.3 | Magnet shape | C-shape |
| 1.4 | Homogeneity (40cm, DSV, VRMS) | ≤2.5ppm |
| 1.5 | Shim method | Active/Passive/Dynamic |
| 1.6 | Magnet vertical gap | 40cm |
| 1.7 | Accessibility (Horizontal opening angle) | >270° |
| 1.8 | 5 Gauss fringe field | 2.5m*2.5m*2.5m |
| 2 | Gradient System | |
| 2.1 | Gradient field strength (Single Axis) | 25mT/m |
| 2.2 | Gradient slew rate (Single Axis) | 75mT/m/ms |
| 2.3 | Rise time | 0.3ms |
| 2.4 | Gradient cooling system(Gradient coils and power electronics) |
Air |
| 3 | RF System | |
| 3.1 | Spectrometer | Fully digital |
| 3.2 | RF system type | Digital Transmit and Receive |
| 3.3 | Number of RF channel | 4 |
| 3.4 | Transmitter amplifier peak power | 6kW |
| 3.5 | RF bandwidth of receiver | Each 400KHz |
| 3.6 | Dynamic range | ≥80dB |
| 3.7 | Noise factor | 0.3dB |
| 3.8 | Coil type | Phase array |
| 3.9 | Head coil | Available |
| 3.10 | Neck coil | Available |
| 3.11 | Body coil (small) | Available |
| 3.12 | Body coil (large) | Available |
| 3.13 | Knee coil | Available |
| 3.14 | Ankle coil | Available |
| 3.15 | Shoulder coil | Available |
| 3.16 | Soft coil | Available |
| 3.17 | Breast coil | Available |
| 3.18 | Wrist coil | Available |
| Remark: The coil configuration is subject to the final contract | ||
| 4 | Patient communication | |
| 4.1 | Max. patient weight | 200Kg |
| 4.2 | High accurate position assist | Yes |
| 4.3 | Localizer | Yes |
| 4.4 | Position accurate | ≤1mm |
| 4.5 | Position accessories | Yes |
| 4.6 | Emergence call | Yes |
| 4.7 | Communication system | Yes |
| 5 | Computer system | |
| 5.1 | Host computer | Dual core |
| 5.2 | System software | BASDA |
| 5.3 | OS | WINDOWS 7 |
| 5.4 | CPU clock rate | ≥2.8GHz, be able for extension |
| 5.5 | Main memory | ≥2GB, be able for extension |
| 5.6 | Color LCD monitor | 24" |
| 5.7 | Keyboard and mouse | Standard |
| 5.8 | Hard disk | ≥250GB, be able for extension |
| 5.9 | Media driver | CRW / DVD |
| 5.10 | DICOM 3.0 | Yes |
| 5.11 | Ethernet | Yes |
| 6 | Scanning parameter | |
| 6.1 | Max. FOV | 400mm |
| 6.2 | Min. FOV | 20mm |
| 6.3 | Min. 2D Thickness | 1mm |
| 6.4 | Min. 3D thickness | 0.1mm |
| 6.5 | Max. Image matrix | 1024*1024 |
| 7 | Scanning sequence &imaging technology | |
| 7.1 | Spin echo 2D/3D (SE 2D/3D) | Yes |
| 7.2 | Multi-slice multi-echo(MSME) | Yes |
| 7.3 | Gradient echo(GRE 2D/3D) | Yes |
| 7.4 | Steady state process gradient echo( SSPGRE) | Yes |
| 7.5 | Fast spin echo (FSE) | Yes |
| 7.6 | Fast double echo(FDE) | Yes |
| 7.7 | Fast recover fast spin echo(FRFSE) | Yes |
| 7.8 | Single shot fast spin echo(SSFSE) | Yes |
| 7.9 | Multi shot fast spin echo (MSFSE) | Yes |
| 7.10 | Inversion recovery (IR) | Yes |
| 7.11 | Inversion recovery fast spin echo (IRFSE) | Yes |
| 7.12 | Short time inversion recovery (STIR) | Yes |
| 7.13 | Fluid attenuated inversion recovery(FLAIR) | Yes |
| 7.14 | Gating technology | Yes |
| 7.15 | Breath holding scan | Yes |
| 7.16 | TOF 2D MRA | Yes |
| 7.17 | TOF 3D MRA | Yes |
| 7.18 | Diffusion weighted imaging (DWI) | Yes |
| 7.19 | Max. b Value | 1000s/mm2 |
| 7.20 | Magnetization transfer (MTC) technology | Yes |
| 7.21 | MIP | Yes |
| 7.22 | MinIP | Yes |
| 7.23 | 3D position | Yes |
| 7.24 | Pre-saturation technology (PS) | Yes |
| 7.25 | Pre-saturation adjustment technology | Yes |
| 7.26 | Part metal implant scan technology | Yes |
| 7.27 | Automatic coil tuning | Yes |
| 7.28 | MRM | Yes |
| 7.29 | MRU | Yes |
| 7.30 | MRCP | Yes |
| 7.31 | Online image filtration | Yes |
| 7.32 | Online post procession | Yes |
| 7.33 | Optimal algorithm of active shimming | Yes |
| 7.34 | Scan sequence queuing | Yes |
| 7.35 | Multi-layer and multi-angle scanning technology | Yes |
| 7.36 | Optimize bandwidth acquisition technology | Yes |
| 7.37 | Flow compensation | Yes |
| 7.38 | Parallel acquisition technology | Yes |
| 7.39 | Section acquisition technology | Yes |
| 7.40 | Scan parameter preset | Yes |
| 7.41 | Oversampling technology | Yes |
| 7.42 | Image fusion technology | Yes |
| 7.43 | Artifact suppression technology (K_Rotat) | Yes |
| 7.44 | Thin imaging technology | Yes |
| 7.45 | Movie playback technology | Yes |
| 7.46 | Post processing package | Yes |
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