Research & Development Unit

Our “Savoir-faire”

Our team’s expertise in physics, imaging and numerical modeling is decisive to help address your specific needs.


Numerical modeling

MRI Physics

Electromagnetic fields safety

Phantom and experimental test bench design

Physical measurements including in-vitro temperature measurements

Methodological support for clinical research

What we bring to your institution
  • Reliability of 4D flow MRI measurements for specific pathologies 
  • Access to a plethora of hemodynamic biomarkers 
  • Tailored medical devices analyses
  • Optimized sequences for your MRI applications

What we can do:

  • Characterize the hemodynamics from flow MRI measurements (relative pressure, parietal friction, …) 
  • Analyze and optimize medical devices characteristics through multi-physics numerical simulations (fluid dynamics, electromagnetism, nuclear spin dynamics) 
  • Optimize MRI sequences parameters with MRI modeling for specific clinical applications
  • Lead clinical study to enhance patient care
  • Characterize tissue heating


Proposal of an imaging PTV in stereotactic planning to take into account MRI geometric distortions

Radiotherapy and Oncology Volume 161, Supplement 1, August 2021, Pages S1583-S1584 P.Hinault, P.Hinault, T.Puiseux, A.Sewonu, I.Gardin, P.Gouel, H.Souchay, , R.Moreno ,D.Gensanne

Numerical simulation of time-resolved 3D phase-contrast magnetic resonance imaging

PLoS ONE 16(3): e0248816; March 26, 2021 Thomas Puiseux ,Anou Sewonu,Ramiro Moreno,Simon Mendez,Franck Nicoud

Combining Volumetric and Wall Shear Stress Analysis from CT to Assess Risk of Abdominal Aortic Aneurysm Progression.

Radiology. 2020 Meyrignac O, Bal L, Zadro C, Vavasseur A, Sewonu A, Jacquier A, Bartoli JM, Piquet P, Rousseau H, Moreno R

Reconciling PC-MRI and CFD: an in-vitro study

NMR in Biomedicine. 2019 Puiseux T, Sewonu A, Meyrignac O, Rousseau H, Nicoud F, Mendez S, Moreno R

A Review of Numerical Simulation and Analytical Modeling for Medical Devices Safety in MRI.

Yearb Med Inform. 2016 Kabil J, Belguerras L, Trattnig S, Pasquier C, Felblinger J, Missoffe A.
See all our publications

Various fields of application

Our team’s experience can also serve your needs for EMF-related occupational risks assessment and management in various domains (medical, transportation, nuclear, ...).

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