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Basic MR Safety: SAR to Temperature, Power Deposition/Monitoring, Effects of RF Coils & Field Strength

Author:Nicolas Boulant  

Author Institution:NeuroSpin/CEA  

Session Type:Weekend Course  

Session Date:Saturday, 16 June 2018  

Session Time:15:15  

Session:MR Systems Engineering: Part 4  

Program Number:

Presentation Time:15:45  

Room Number:N04  

Computer Number:

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:

Gain of temporal signal-to-noise ratio with pTx universal pulses and the whole-brain fMRI 3D-GE EPI sequence at 7T

Author:Vincent Gras  Alexandre Vignaud  Cécile Rabrait-Lerman  Denis Le Bihan  Tony Stoecker  Ruediger Stirnberg  Nicolas Boulant  

Author Institution:CEA  DZNE  

Session Type:Electronic Poster  

Session Date:Thursday, 21 June 2018  

Session Time:13:15  

Session:fMRI: Acquisition, Contrast & Artifacts  

Program Number:5440  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 3  

In vivo 31P MRI at 7 Tesla in humans using a 3D spectrally selective SSFP sequence and TPI k-space sampling.

Author:Arthur Coste  Sandro Romanzetti  Denis Le Bihan  Cécile Rabrait-Lerman  Fawzi Boumezbeur  

Author Institution:CEA, Paris Saclay University  RWTH Aachen University Hospital  

Session Type:Electronic Poster  

Session Date:Tuesday, 19 June 2018  

Session Time:08:15  

Session:Non-Proton MRS/MRI: Technological Advances  

Program Number:3883  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 92  

In vivo investigation of lithium brain distribution in bipolar patients using 7Li MRI

Author:Jacques Stout  Arthur Coste  Franz Hozer  Franck Mauconduit  Sandro Romanzetti  Edouard Duchesnay  Cécile Lerman  Josselin Houenou  Frank Bellivier  Fawzi Boumezbeur  

Author Institution:INSERM UMRS-1144  NeuroSpin, CEA  RWTH Aachen University Hospital  Siemens Healthineers  

Session Type:Oral  

Session Date:Tuesday, 19 June 2018  

Session Time:16:15  

Session:Human MRS/MRI at Ultra-High Field  

Program Number:0626  

Presentation Time:17:51  

Room Number:W03/04  

Computer Number:

In-vitro demonstration of explicit temperature control using pTx and temperature virtual observation points at 7T

Author:Nicolas Boulant  Vincent Gras  Pierre-François Van de Moortele  

Author Institution:CEA  University of Minnesota  

Session Type:Oral  

Session Date:Thursday, 21 June 2018  

Session Time:13:15  

Session:RF Pulses & Sequences  

Program Number:1130  

Presentation Time:13:51  

Room Number:N03  

Computer Number:

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

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

Linking neurotransmitter concentration and functional connectivity of the hippocampus after stress: an in-vivo MRI study

Long term Brain Functional Connectivity changes after Neonatal Arterial Ischemic Stroke (NAIS): A resting state fMRI study

Longitudinal multi-parametric MRI follow-up of ultrasound induced blood-brain barrier disruption in rats

Author:Allegra Conti  Françoise Geffroy  Hermes Kamimura  Fawzi Boumezbeur  Sébastien Mériaux  Benoit Larrat  

Author Institution:CEA/DRF/JOLIOT/NeuroSpin  

Session Type:Electronic Poster  

Session Date:Tuesday, 19 June 2018  

Session Time:13:45  

Session:Thermometry & MR-HIFU  

Program Number:4045  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 15  

Multi-modal multi-centre MRI study of rare spinocerebellar ataxia, type 14

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

The travelling pulses: multicenter evaluation of universal pulses at 7T

Author:Xiaoping Wu  Vincent Gras  Alexandre Vignaud  Franck Mauconduit  Markus Boland  Tony Stoecker  Kamil Ugurbil  Nicolas Boulant  

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

Session Type:Oral  

Session Date:Thursday, 21 June 2018  

Session Time:13:15  

Session:RF Pulses & Sequences  

Program Number:1133  

Presentation Time:14:27  

Room Number:N03  

Computer Number:

Whole Brain FLAIR Imaging at 7T Employing Universal Pulses

Author:Eberhard Pracht  Vincent Gras  Nicolas Boulant  Tony Stöcker  

Author Institution:German Center for Neurodegenerative Diseases (DZNE)  NeuroSpin, CEA  

Session Type:Oral  

Session Date:Tuesday, 19 June 2018  

Session Time:16:15  

Session:Neuro at Ultra-High Field  

Program Number:0585  

Presentation Time:17:39  

Room Number:N02  

Computer Number:

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