Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
451-01-015 / 451-01-015 ISMRM Abstract

Accelerated parallel transmit pulse optimization strategies for reduced-FOV Spinal Cord MRI at 7 T

Primary: Physics & Engineering - RF Pulse Design & Fields
Secondary: Physics & Engineering - Parallel Transmit & Multiband
451-01-015 · Parallel Transmission at High Fields · Tuesday, 12 May, 8:20 AM–9:56 AM · Power Pitch Theatre 1
451-01-015 · Parallel Transmission at High Fields · Tuesday, 12 May, 8:20 AM–9:56 AM · Power Pitch Theatre 1
Keywords: Undersampling RF Pulse Design Universal pulse GPU acceleration Reduced optimization time
Accepted
Charles Betemps 1,2, Vincent Gras3, Joseph Brégeat3, Virginie Callot1,2, Aurelien Destruel1,2
1Aix Marseille Univ, Marseille, France
2APHM, Hôpital Universitaire Timone, CEMEREM, Marseille, France
3Université Paris-Saclay, CEA, CNRS, BAOBAB, Neurospin, Gif-sur-Yvette, France
Presenting Author: Charles Betemps

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References

1. Padormo F, Beqiri A, Hajnal JV, Malik SJ. Parallel transmission for ultrahigh‐field imaging. NMR in Biomedicine. 2016;29(9):1145-1161. doi:10.1002/nbm.3313 [doi]
2. Callot V, Combes AJE, Destruel A, Smith SA. Ultra-high field spinal cord MRI. in Ultra-high Field Neuro MRI (in press). 2023;ed Elsevier:Chapter 20. doi:10.1016/B978-0-323-99898-7.00032-8 [doi]
3. Barry RL, Vannesjo SJ, By S, Gore JC, Smith SA. Spinal cord MRI at 7T. NeuroImage. 2018;168:437-451. doi:10.1016/j.neuroimage.2017.07.003 [doi]
4. Geldschläger O, Bosch D, Glaser S, Henning A. Local excitation universal parallel transmit pulses at 9.4T. Magnetic Resonance in Med. 2021;86(5):2589-2603. doi:10.1002/mrm.28905 [doi]
5. Van Damme L, Mauconduit F, Chambrion T, Boulant N, Gras V. 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 Med. 2021;85(2):678-693. doi:10.1002/mrm.28441 [doi]
6. Destruel A, Mauconduit F, Massire A, et al. Optimized interferometric encoding of presaturated TURBOFLASH B 1 mapping for parallel transmission MRI at 7 T : Preliminary application for quantitative T 1 mapping in the spinal cord. Magnetic Resonance in Med. 2023;90(4):1328-1344. doi:10.1002/mrm.29708 [doi]
7. Chung S, Kim D, Breton E, Axel L. Rapid B 1 + mapping using a preconditioning RF pulse with TurboFLASH readout. Magnetic Resonance in Med. 2010;64(2):439-446. doi:10.1002/mrm.22423 [doi]
8. Van Der Heide O, Van Den Berg CAT, Sbrizzi A. GPU‐accelerated Bloch simulations and MR‐STAT reconstructions using the Julia programming language. Magnetic Resonance in Med. 2024;92(2):618-630. doi:10.1002/mrm.30074 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/451-01-015