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3D Magnetic Resonance Fingerprinting at 50 mT

Author:Thomas O`Reilly  Peter Börnert  Andrew Webb  Kirsten Koolstra  

Session Type:Oral  

Session Date:Monday, 17 May 2021  

Topic:Advances in MR Fingerprinting  

Session Name:Advances in MR Fingerprinting  

Program Number:0167  

Room Session:Concurrent 1  

Institution:Leiden University Medical Center  Philips Research Hamburg  

An axial gradient coil with improved linearity for Halbach-based MR systems

Author:Bart de Vos  Thomas O'Reilly  Wouter Teeuwisse  Rob Remis  Andrew Webb  

Session Type:Digital Poster  

Session Date:Thursday, 20 May 2021  

Topic:Interventional & Low-Field MRI  

Session Name:Engineering & Applying Low-Field MRI  

Program Number:4034  

Room Session:Concurrent 3  

Institution:Delft University of Technology  Leiden University Medical Center  

Design and testing of a four-channel receive array coil on a 50 mT permanent magnet system.

Author:Javad Parsa  Thomas O'Reilly  Bart de Vos  Andrew Webb  

Session Type:Digital Poster  

Session Date:Thursday, 20 May 2021  

Topic:Interventional & Low-Field MRI  

Session Name:Engineering & Applying Low-Field MRI  

Program Number:4037  

Room Session:Concurrent 3  

Institution:Leiden University Medical Center  

The design of a low-weight homogenous Halbach helmet for imaging the adult brain.

Author:Thomas O'Reilly  Andrew Webb  

Session Type:Digital Poster  

Session Date:Thursday, 20 May 2021  

Topic:Interventional & Low-Field MRI  

Session Name:Engineering & Applying Low-Field MRI  

Program Number:4041  

Room Session:Concurrent 3  

Institution:Leiden University Medical Center  

High resolution in-vivo relaxation time mapping at 50 mT.

Author:Thomas O'Reilly  Andrew Webb  

Session Type:Digital Poster  

Session Date:Wednesday, 19 May 2021  

Topic:Quantitative Relaxation Parameter Mapping in the Brain  

Session Name:Relaxometry in the Brain: Accuracy, Robustness & Analysis  

Program Number:3084  

Room Session:Concurrent 1  

Institution:Leiden University Medical Center  

High temporal-resolution dynamic MRI for the assessment of brown adipose tissue during mild-cold exposure in young healthy adults.

Author:Aashley Sardjoe Mishre  Maaike Straat  Borja Martinez-Tellez  Oleh Dzyubachyk  Mariette Boon  Patrick Rensen  Andrew Webb  Hermien Kan  

Session Type:Digital Poster  

Session Date:Wednesday, 19 May 2021  

Topic:Improved Body Imaging: Biliary, Liver & Pancreas  

Session Name:Body Imaging Quality Improvement  

Program Number:2783  

Room Session:Concurrent 5  

Institution:Leiden University Medical Center (LUMC)  LUMC  

In Vivo MRI at 50 mT in a Portable Halbach-Based System

Author:Andrew Webb  

Session Type:Member-Initiated Symposium  

Session Date:Thursday, 20 May 2021  

Topic:Low-Field Magnetic Resonance Imaging with Portability/Accessibility  

Session Name:Low-Field Magnetic Resonance Imaging with Portability/Accessibility  

Program Number:

Room Session:Concurrent 7  

Institution:Leiden University  

    Low field 19F imaging of perfluoroctylbromide: eliminating chemical shift effects and minimizing scalar coupling signal loss

    Author:Javad Parsa  Andrew Webb  

    Session Type:Digital Poster  

    Session Date:Tuesday, 18 May 2021  

    Topic:Molecular Imaging & X-Nuclei  

    Session Name:Molecular Imaging & X-Nuclei: Applications  

    Program Number:1803  

    Room Session:Concurrent 2  

    Institution:Leiden University Medical Center  

    A low-cost battery-powered tri-axial current-controlled gradient power supply for sustainable and portable MRI

    Author:Thomas O'Reilly  Danny de Gans  Lars Leenheer  Andrew Webb  

    Session Type:Digital Poster  

    Session Date:Thursday, 20 May 2021  

    Topic:Making MRI More Accessible: Speed, Cost & New Developments  

    Session Name:Making MRI More Accessible  

    Program Number:3824  

    Room Session:Concurrent 3  

    Institution:Delft University of Technology  Leiden University Medical Center  

    Numerical Body Model Inference for Personalized RF Exposure Prediction in Neuroimaging at 7T

    Author:Wyger Brink  Sahar Yousefi  Prernna Bhatnagar  Marius Staring  Rob Remis  Andrew Webb  

    Session Type:Oral  

    Session Date:Tuesday, 18 May 2021  

    Topic:Safety & Multinuclear/Preclinical RF  

    Session Name:Safety: Hitting a Nerve?  

    Program Number:0411  

    Room Session:Concurrent 4  

    Institution:Delft University of Technology  Leiden University Medical Center  

    Quantification of safety and image quality in low field MRI in the presence of medical implants.

    Author:Camille Van Speybroeck  Wouter Teeuwisse  Tom O'Reilly  Paul Arnold  Andrew Webb  

    Session Type:Digital Poster  

    Session Date:Tuesday, 18 May 2021  

    Topic:Safety  

    Session Name:MRI & Implants: The Good, The Bad & The Ugly  

    Program Number:2294  

    Room Session:Concurrent 4  

    Institution:Carle Foundation Hospital  Leiden University Medical Center  

    Research and educational applications of an open source, low cost MRI console with an accessible pulse sequence programming environment

    Author:Lincoln Craven-Brightman  Thomas O'Reilly  Benjamin Menkuec  Marcus Prier  Rubén Pellicer-Guridi  Joseba Alonso  Lawrence Wald  Maxim Zaitsev  Jason Stockmann  Thomas Witzel  Andrew Webb  Vlad Negnevitsky  

    Session Type:Oral  

    Session Date:Thursday, 20 May 2021  

    Topic:Making MRI More Accessible: Speed, Cost & New Developments  

    Session Name:Making MRI More Accessible: Speed, Cost & New Developments  

    Program Number:0748  

    Room Session:Concurrent 3  

    Institution:Independent researcher  Leiden University Medical Center  Massachusetts General Hospital  Medizinische Universität Wien  Otto von Guericke Universität Magdeburg  Qbio Inc  Universitat Politècnica de València  University of Applied Sciences and Arts Dortmund  Harvard Medical School  Spanish National Research Council  

    RF Safety Assessment of High Permittivity Dielectric Pads - Impact of Material Insulation

    Author:Wyger Brink  Rob Remis  Andrew Webb  

    Session Type:Digital Poster  

    Session Date:Tuesday, 18 May 2021  

    Topic:Safety & Multinuclear/Preclinical RF  

    Session Name:System & Component Safety  

    Program Number:2494  

    Room Session:Concurrent 4  

    Institution:Delft University of Technology  Leiden University Medical Center  

    The role of non-random magnet rotations on main field homogeneity of permanent magnet assemblies

    Author:Thomas O'Reilly  Andrew Webb  

    Session Type:Digital Poster  

    Session Date:Thursday, 20 May 2021  

    Topic:Interventional & Low-Field MRI  

    Session Name:Engineering & Applying Low-Field MRI  

    Program Number:4042  

    Room Session:Concurrent 3  

    Institution:Leiden University Medical Center  

    Seq2prospa: translating PyPulseq for low-field imaging

    Author:Keerthi Sravan Ravi  Thomas O'Reilly  John Thomas Vaughan Jr.  Andrew Webb  Sairam Geethanath  

    Session Type:Digital Poster  

    Session Date:Thursday, 20 May 2021  

    Topic:Making MRI More Accessible: Speed, Cost & New Developments  

    Session Name:Making MRI More Accessible  

    Program Number:3814  

    Room Session:Concurrent 3  

    Institution:Columbia Magnetic Resonance Research Center  Columbia University  Leiden University Medical Center  

    T2* of human brain metabolites estimated from a single proton MRS acquisition

    Author:Chloé Najac  Marjolein Bulk  Hermien Kan  Andrew Webb  Itamar Ronen  

    Session Type:Oral  

    Session Date:Tuesday, 18 May 2021  

    Topic:Spectroscopy: Acq/Recon/Analysis  

    Session Name:Spectroscopy: Acq/Recon/Analysis  

    Program Number:0288  

    Room Session:Concurrent 2  

    Institution:C.J. Gorter Center for High Field MRI, Department of Radiology, Leiden University Medical Center  

    Target-field optimized quadrature RF coils for wrist imaging on a 76 mT Halbach-based MR system

    Author:Bart de Vos  Thomas O'Reilly  Wouter Teeuwisse  Rob Remis  Andrew Webb  

    Session Type:Digital Poster  

    Session Date:Thursday, 20 May 2021  

    Topic:Interventional & Low-Field MRI  

    Session Name:Engineering & Applying Low-Field MRI  

    Program Number:4036  

    Room Session:Concurrent 3  

    Institution:Delft University of Technology  Leiden University Medical Center  

    Why MRI Below 100 mT? Low-Cost, Portable & Application-Specific Systems

    Author:Andrew Webb  

    Session Type:Weekend Course  

    Session Date:Sunday, 16 May 2021  

    Topic:High-Field to Very- & Ultra-Low-Field MRI: What's Different?  

    Session Name:High-Field to Very- & Ultra-Low-Field MRI: What's Different?  

    Program Number:

    Room Session:Concurrent 3  

    Institution:Leiden University Medical Center