405-03-008 ISMRM Abstract

Whole-Brain T2-weighted SPACE at 7T – comparing the FOCUS and GRAPE universal pulses parallel transmit approaches

Primary: Physics & Engineering - High-Field MRI

Secondary: Physics & Engineering - Parallel Transmit & Multiband

405-03-008 · Ultra-High Field Hardware and Systems · Tuesday, 12 May, 1:40 PM–3:30 PM · Ballroom West

Keywords: Parallel Transmit & Multiband 7T Ultra-high field Neuroimaging PTx

Accepted

Dimo Ivanov ^1,2, Eberhard Pracht³, Desmond Tse^1,2, Daniel Löwen³, Jürgen Herrler⁴, Ali Aghaeifar⁵, Tony Stoecker^3,6

¹Research Group Structural and Physiological Imaging with High-Field MRI, Max Planck Institute for Empirical Aesthetics, Frankfurt am Main, Germany

²Cooperative Brain Imaging Center (CoBIC), Max Planck Institute for Empirical Aesthetics, Frankfurt am Main, Germany

³MR Physics, German Center for Neurodegenerative Diseases (DZNE e.V.), Bonn, Germany

⁴Siemens Healthineers AG, Erlangen, Germany

⁵MR Collaborations, Siemens Healthineers, Erlangen, Germany

⁶Department of Physics and Astronomy, University of Bonn, Bonn, Germany

Presenting Author: Dimo Ivanov

Synopsis

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References

1. Platt T, Ladd M E and Paech D 2021 7 Tesla and Beyond: Advanced Methods and Clinical Applications in Magnetic Resonance Imaging. Investigative Radiology 56 705–25

2. Kraff O, Fischer A, Nagel A M, Mönninghoff C and Ladd M E 2014 MRI at 7 tesla and above: Demonstrated and potential capabilities Journal of Magnetic Resonance Imaging 33 13–33

3. Van Damme L, Mauconduit F, Chambrion T, Boulant N and Gras V 2021 Universal nonselective excitation and refocusing pulses with improved robustness to off-resonance for Magnetic Resonance Imaging at 7 Tesla with parallel transmission Magnetic Resonance in Medicine 85 678–93

4. Herrler J, Liebig P, Gumbrecht R, Ritter D, Schmitter S, Maier A, Schmidt M, Uder M, Doerfler A and Nagel A M 2021 Fast online-customized (FOCUS) parallel transmission pulses: A combination of universal pulses and individual optimization Magnetic Resonance in Medicine 85 3140–53

5. Piredda G F, Sleight E, Yu T, Klauser A, Pato Montemayor N, Philippe J, Bacha L, Di Noto T, Maréchal B, Liebig P A, Nickel D, Kober T, Hilbert T, Heidemann R M and Herrler J 2025 Individually optimized dynamic parallel transmit pulses for 3D high-resolution SPACE imaging at 7T Magnetic Resonance in Medicine 94 1616–25

6. Ehses P, Brenner D, Stirnberg R, Pracht E D and Stocker T 2019 Whole-brain B1- mapping using three-dimensional DREAM Magnetic Resonance in Medicine 82 924–34

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/405-03-008