Nucline SPIRIT DH-V and DH-S

Features

Availible with single head Variable angle dual-head gamma camera for high precision and high throughput SPECT and Whole Body imaging extra large rectangular full digital high resolution detector highly integrated, one-board PET-based detector electronics 18FDG/PET imaging options (16mm or 25mm pixelated crystal) intelligent gantry electronics with 180 and 102 degree head positions universal, easily movable patient pallet made of low attenuation (<5%) 2.5mm thin aluminum scanning dual-line infrared auto body contour for all collimators.

Specifications

NEMA SPECIFICATIONS

• Field of view|530 mm x 390 mm
• Energy range|40 – 600 keV
• Intrinsic energy resolution for 99mTc|9.7%
• Intrinsic Flood Field Uniformity differential CFOV|1.9% integral CFOV: 2.4%
• Intrinsic Flood Field Uniformity differential UFOV|2.4% integral UFOV: 2.9%
• Intrinsic Spatial Resolution|CFOV 3.6 mm (FWHM—SPECT mode)
• Intrinsic Spatial Linearity differential CFOV|0.18 mm absolute CFOV|0.38 mm
• Intrinsic Spatial Linearity differential UFOV|0.20 mm absolute UFOV|0.40 mm
• Max. count rate with full correction|> 220,000 cps (SPECT mode) >1.5 Mcps (coincidence mode)
• System Spatial Resolution with LEHR collimator|7.3 mm (FWHM)
• System Spatial Resolution coincidence mode|4.8 mm (15.9 mm crystal thickness)
• System sensitivity (with LEHR collimator)|160 cpm / µCi

DETECTOR

Two newly developed rectangular jumbo FOV high stability detectors assembled with high optical and mechanical quality

• NaI(Tl) scintillation crystal
  • size: 585×470 mm
  • thickness: 9.5 mm, 15.9 mm or 25 mm pixelated
• photomultipliers:
  • 55 pcs of high quantum efficiency PMTs characterized by improved energy resolution, magnetic shielding and long-term stability

• lead shielding thickness: 12 – 32 mm

DETECTOR ELECTRONICS

A compact, highly integrated, one board easily serviceable construction without tuning potentiometers

• computer controlled PMT autotuning processor for fast PMT gain stabilisation and adjustment
• computer controlled ODC (Optical Distortion Correction) electronics
• high precision summation electronics
• active high voltage bleeder with integrated HV module

ACQUISITION CONSOLE

Ergonomic acquisition WS console stand on wheels – Full-digital electronics assembled from the latest “high-tech“ elements including fast PCI bus acquisition interface

• Intel Pentium 4, 2.26 GHz computer with 64 bit memory handling
  • 512 Mbytes (333 MHz) fast program memory
  • 512 kbytes cache memory
  • 80 Gbytes hard disk drive
  • 17” high resolution TFT colour monitor
  • 1.44 Mbytes floppy drive
  • CD-RW drive
• 40 MHz X,Y,Z A/D conversion
• 4 independent energy channels
• multi-channel analyser up to 1024 channels (40 – 600 keV)
• 4096×4096 pixel image digitising
• digital corrections:
  • direct addressing TS® simulation linearity correction with FOV increasing technology
  • energy correction
  • uniformity correction without count rate loss
  • automatic real time uniformity cross-correction for the different collimators
  • three-phase pile up recovery and resolution enhancing technology for high count rates

GANTRY

• 180 and 101 or 90 degree variable angle head positions with high precision positioning
• small footprint robust mechanical design with improved safety factor
• industry standard CAN connected automation computer
• pre-programmed robotic gantry motions
• full automatic motion calibrations
• maintenance-free mechanical design

IMAGING TABLE

Universal imaging table for SPET and whole body examinations

• intelligent CAN connected industry standard interface to gantry
• motorized vertical movements (250 mm)
• motorized whole body motion
• low attenuation (< 5%) 2.5 mm thin aluminium pallet
• max. 180 kg patient weight
• accessories: arm-holder for WB*, arm-head-holder for heart and head-holder for brain examinations; integrated source-holder

Product Number: DHV

Options

CLINICAL PROCESSING WORKSTATION

Or a Segami Workstation

COLLIMATORS

• Dual infrared line autobody contour facility
• Attenuation correction attachment (with Gd-157 sources)
• Coincidence imaging upgrade package

Parts

Basic Configuration contains:

• Gantry;
• Detector with 9.5mm (3/8") thickness scintillation crystal;
• 10m PAC cable;
• Imaging table;
• Nucline Acquisition Consol;
• Acquisition Consol Stand;
• 19" LCD monitor;
• User Manual in English NEMA SPECIFICATIONS

Attachments

• SpecsDHV
• NF0908