Ürünler

This versatile phantom can be used for monitoring technical parameters of digital mammography imaging systems according to the requirements of the ”European Guidelines for Quality Assurance in Mammography Screening” and IEC 61223-3-2:

• optical density / luminance in the reference point
• spatial resolution
• threshold contrast visibility
• contrast
• effective radiation field
• automatic exposure timer
• CNR, SNR
• NPS
• MTF
• ghostingw
• filaments
• artefacts evaluation
• geometric distortion check
• contrast details

Technical data (can be modified to customer specifications):

• dimensions: 240 x 180 mm or 300 x 240 mm
• modular construction – different modules can be firmly placed on the main module
• carrying case

Product features:

• complies with:
  – IEC 61223-3-2
  – ”European Guidelines for Quality Assurance in Mammography Screening”
• plus supplement
• CE certified
• the Manual provides detailed guidelines for carrying out each test, results assessment and registration

Main module set of PMMA attenuation plates: 6x10mm thick and 2x5mm thick; one plate contains marking  of the reference point

CNR module 10mm thick module containing a 20 x 20 x 0.2mm aluminium filter, located 6 cm from the chest side

Contrast detail module 20mm thick module containing gold (99.99%) discs organized in a 7x14 matrix (diameter x thickness). Discs have following diameters: 0.1, 0.25, 0.5, 0.75, 1.0, 1.5, 2.0mm and 14 thicknesses ranging from 0.03 to 2.0µm. Thickness accuracy: 1nm (0.001 µm), diameter accuracy 0.001mm (1µm)

Ghosting module 10mm thick module containing a 30 x 30 x 0.1mm aluminium filter for a ghost test

Resolution and geometry module 10mm thick module containing: pattern for the line pair resolution evaluation (from 1,5 to 20,0 LP/mm) rotated 45° 8 low contrast objects (ø 5.5mm and depth from 0.1mm to 0.45mm) 3 objects of a different absorption level pattern for evaluation of the effective radiation field

MTF module 10mm thick module containing a straight stainless steel edge accurate to ±2µm at a 3° angle

Artefacts evaluation module 10mm thick module containing a mesh for artefacts evaluation

Filaments module 10mm thick module containing 6 groups of multi-directional filaments 0.40mm to 0.20mm in diameter

Dynamic range module 10mm thick module containing Al step wedge with 14 steps from 0.0 to 5.2mm

Geometry distortion module (scales) 10mm thick module containing a grid with scales

Geometric distortion module (mesh) 10mm thick module containing a wire mesh of horizontal, vertical and diagonal lines (45°)

ACR Accreditation module 14mm thick module containing a wax insert like in Pro-MAM Accreditation (when used with 3x10mm plates from main module simulates 42 mm compressed breast of average glandular/adipose composition)

Full Field ACR Accreditation module 14mm thick module containing a wax insert like in Pro-MAM Accreditation FF (when used with 3x10mm plates from main module simulates 42 mm compressed breast of average glandular/adipose composition)

Noise evaluation module 2mm thick aluminium plate 200x200mm

Spacers sets 180x15 or 240x15mm PMMA plates: 4 pieces 10 mm thick, 2 pieces 8 mm thick, 2 pieces 5 mm thick, 2 pieces 2 mm thick

Compensation module set of 10 PMMA plates 40x20x2mm

Tomosynthesis dedicated modules

NPS attenuator 2mm thick high purity aluminium filter

MTF module 10mm thick module containing a stainless steel square (50x50mm) with straight edges accurate to ±2µm rotated 3°

Z-resolution module 5mm thick module containing 25 aluminium spheres 1mm in diameter arranged in an array with 55mm cell

Wire MTF module 15mm module containing 25µm tungsten wire at a 3° angle 60mm from the chest wall

Protective steel plate 2mm stainless steel plate 240x300mm covering the whole image receptor

Spacers set Two 240x20x30mm spacers for appropriate positioning of test modules