• developed in cooperation with nist and ismrm。
• 208 mm shell with 231 mm centre ring。
• t1 imitation: 14 spherical bodies, using nist traceable nicl2 solution, with a minimum t1 value of 20 ms-1900 ms。
• t2 simulation: 14 spherical bodies, using nist traceable mncl solution, minimum t2 value 5 ms to 550 ms
• proton density (pd) simulations of 14 spheres from 5% to 100%。
• reference mark: 57x010 mm sphere at 4040x40mm (x/z) grid, precisely positioned to 100 um。
• model by-product liquid crystal thermometers, which can display real-time colour changes in temperature between 15°c and 24°c and can be read in an mri environment。
• two sets of resolution-detection sample plugins are required inside the module, with array ranges of 0. 6-1 mm-0. 015 mm and 0. 4-0. 8 mm-0. 015 mm
• internally contains a 10° cross-platform plugin used for layer thickness measurements。
• compatibility with qcal-mr° qa/qc software。
Calibermri 130p mri mass resonance measurement calibration module, mri evaluation of calibermri 130 body model, as follows:
B1 and b0 evennessGeometry
Gradient range
Slice contour and cut location precision
Coordinate precision
System centre frequency drift (short duration)
Resolution and snr
T1, t2 and pd measures accuracy and precision



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