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Design of universal parallel-transmit refocusing kT-point pulses and application to 3D T2-weighted imaging at 7T

Author:Vincent Gras  Franck Mauconduit  Alexandre Vignaud  Alexis Amadon  Denis Le Bihan  Tony Stöcker  Nicolas Boulant  

Author Institution:CEA  German Center for Neurodegenerative Diseases (DZNE)  Siemens Healthcare  

Session Type:Oral  

Session Date:Thursday, 21 June 2018  

Session Time:13:15  

Session:RF Pulses & Sequences  

Program Number:1128  

Presentation Time:13:27  

Room Number:N03  

Computer Number:

KT-Points Pulses Reduce B1 Shading at 3T: Demonstration in Routine Abdominal DCE-MRI and Evaluation of Reliability

Author:Raphaël Tomi-Tricot  Vincent Gras  Franck Mauconduit  François Legou  Nicolas Boulant  Matthias Gebhardt  Dieter Ritter  Berthold Kiefer  Pierre Zerbib  Alain Rahmouni  Alexandre Vignaud  Alain Luciani  Alexis Amadon  

Author Institution:CEA/DRF/Joliot/NeuroSpin/UNIRS  Department of Radiology, AP-HP, CHU Henri Mondor  Siemens Healthcare GmbH  Siemens Healthcare SAS  

Session Type:Traditional Poster  

Session Date:Thursday, 21 June 2018  

Session Time:08:00  

Session:Pulses, Sequences, Motion & Artefacts  

Program Number:2689  

Presentation Time:

Room Number:Exhibition Hall 2661-2710  

Computer Number:

kT-spokes: combining kT-points with spokes to ease ramp pulse design for TOF slab selection with parallel transmission at 7T

Author:Gaël Saïb  Vincent Gras  Franck Mauconduit  Alexandre Vignaud  Denis Le Bihan  Laurent Le Brusquet  Nicolas Boulant  Alexis Amadon  

Author Institution:CEA/DRF/Joliot/NeuroSpin/UNIRS  Laboratoire des Signaux et Systèmes, Université Paris-Saclay/CentraleSupélec/CNRS  Siemens Healthineers France  

Session Type:Traditional Poster  

Session Date:Thursday, 21 June 2018  

Session Time:08:00  

Session:Pulses, Sequences, Motion & Artefacts  

Program Number:2690  

Presentation Time:

Room Number:Exhibition Hall 2661-2710  

Computer Number:

RF-Induced Potential False-Negative Lesion in Breast T2-weighted MRI at 3T: Exploration of a Single-Channel kT-Points Solution

Author:Raphael Tomi-Tricot  Vincent Gras  Thu Ha Dao  Antoine Perrot  Franck Mauconduit  Nicolas Boulant  Pierre Zerbib  Alain Rahmouni  Alexandre Vignaud  Alain Luciani  Alexis Amadon  

Author Institution:CEA/DRF/Joliot/NeuroSpin/UNIRS  Department of Radiology, AP-HP, CHU Henri Mondor  Siemens Healthcare SAS  

Session Type:Electronic Poster  

Session Date:Tuesday, 19 June 2018  

Session Time:16:15  

Session:Breast 1  

Program Number:4339  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 69  

Workflow proposal for defining SAR safety margins in parallel transmission

Author:Nicolas Boulant  Vincent Gras  Alexis Amadon  Michel Luong  Guillaume Ferrand  Alexandre Vignaud  

Author Institution:CEA  

Session Type:Oral  

Session Date:Monday, 18 June 2018  

Session Time:16:15  

Session:MR Safety: PNS & RF Heating  

Program Number:0295  

Presentation Time:16:51  

Room Number:S06  

Computer Number:

Z-segmentation of a transmit array head coil improves RF ramp pulse design for TOF MRA at 7T

Author:Gaël Saïb  Raphaël Tomi-Tricot  Franck Mauconduit  Vincent Gras  Nicolas Boulant  Alexandre Vignaud  Edouard Chazel  Eric Giacomini  Guillaume Ferrand  Michel Luong  Denis Le Bihan  Laurent Le Brusquet  Alexis Amadon  

Author Institution:CEA/DRF/IRFU/DACM  CEA/DRF/Joliot/NeuroSpin/UNIRS  Laboratoire des Signaux et Systèmes, Université Paris-Saclay/CentraleSupélec/CNRS  Siemens Healthineers France  

Session Type:Electronic Poster  

Session Date:Monday, 18 June 2018  

Session Time:13:45  

Session:RF Pulses & Sequences  

Program Number:3398  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 85