Pro-MRI Distortion
MRI Geometric Distortion Phantom - Diagnomatic by Pro-Project - 09-401

Pro-MRI Distortion from Diagnomatic by Pro-Project uses a large liquid-fillable body and an internal reference grid to map MRI geometric distortion.

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Models and Ordering

• Three-dimensional geometric distortion mapping
• Geometric accuracy as a function of distance from isocenter
• Gradient nonlinearity with vendor correction disabled or enabled, when the scanner permits

Specifications

(can be modified to customer specifications):

• Outside cylinder diameter: 350 mm (13.8 in)
• Overall outside height: 275 mm (10.8 in)
• Cylinder length: 300 mm (11.8 in)
• Nominal center-to-center spacing of the internal 3D grid reference points:
  a) 20.3 mm in the inferior–superior (I–S) direction
  b) 20.5 mm in the anterior–posterior (A–P) direction
  c) 21.5 mm in the left–right (L–R) direction
• Standard filling solution, when supplied: 10 mmol/L nickel chloride solution containing 75 mmol/L sodium chloride

Accessories

• carrying and securing belt
• filling funnel
• gravity-feed filling tube set with hand pump
• filling solution supplied separately in containers
• wheeled transport and storage case
• Diagnomatic software BASIC subscription

Features and Test References

• the phantom is designed to support geometric-distortion testing and reporting based on the principles of:
  - NEMA Standards Publication MS 12-2016
  - AAPM Task Group 284
  - AAPM Report No. 100
  - IEC 62464-1:2018
• CE marked
• Includes a manual covering the tests, result evaluation and recording.

Learn about Diagnomatic quality assurance software and its image analysis workflow.

Related Products

• Pro-MRI