Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
367-04-005 ISMRM Abstract

Transmit efficiency and SAR characterisation of 64-channel receive/8-channel transmit array for 7T infant MRI

Primary: Physics & Engineering - Safety
Secondary: Physics & Engineering - High-Field MRI
367-04-005 · Multimodality and Unconventional Cardiovascular MRI · Monday, 11 May, 2:45 PM–3:40 PM · Digital Posters Row H
Keywords: Radiofrequency Coils Receive coil array Infant brain MRI 7T infant MRI Infant body MRI
Accepted
Gregorio Spinola 1, Jeremie Clement2, Jo V Hajnal3,4,5,6, Shaihan Malik3,4,5, Tomoki Arichi4,7,8, Ozlem Ipek1,5
1Imaging Physics and Engineering Research Department, School of Biomedical Engineering & Imaging Sciences, King's College London, London, United Kingdom
2School of Biomedical Engineering and Imaging Sciences, King's College London, London, United Kingdom
3Imaging Physics and Engingeering Research Department, School of Biomedical Engineering & Imaging Sciences, King's College London, London, United Kingdom
4Early Life Imaging Research Department, School of Biomedical Engineering & Imaging Sciences, King's College London, London, United Kingdom
5King's College London, London, United Kingdom
6Centre for the Developing Brain, Kings College London, London, United Kingdom
7Guy's and St. Thomas' NHS Foundation Trust, London, United Kingdom
8London Collaborative Ultra-High field System (LoCUS), King's College London, London, United Kingdom
Presenting Author: Gregorio Spinola

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References

1. Clement J, Hajnal JV, Ipek O. An integrated 64-channel receive array design for 7 Tesla head and torso MRI of young infants. ISMRM 2022, 0712.
2. Clément, J., Tomi-Tricot, R., Malik, S.J. et al. Towards an integrated neonatal brain and cardiac examination capability at 7 T: electromagnetic field simulations and early phantom experiments using an 8-channel dipole array. Magn Reson Mater Phy 35, 765–778 (2022).
3. Malik SJ, Hand JW, Satnarine R, Price AN, Hajnal JV (2021) Specific absorption rate and temperature in neonate models resulting from exposure to a 7T head coil. Magnetic Resonance in Medicine 86:1299–1313.
4. Ipek O., Clement J. Static RF shimming for parallel-transmit at 7T: B1+-field and specific-absorption-rate optimisation using the particle swarm optimisation, IEEE Xplore 2025.
5. Yarnykh VL. Actual flip-angle imaging in the pulsed steady state: a method for rapid three-dimensional mapping of the transmitted radiofrequency field. Magn Reson Med. 2007;57(1):192-200. doi:10.1002/mrm.21120 [doi]
6. Clément J, Gruetter R, Ipek Ö. A combined 32-channel receive-loops/8-channel transmit-dipoles coil array for whole-brain MR imaging at 7T. Magnetic Resonance in Medicine. 2019;82(3):1229-1241. doi:10.1002/mrm.27808 [doi]
7. Bridgen, P. et al. High resolution and contrast 7 tesla MR brain imaging of the neonate. Frontiers in Radiology 3, (2024)

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/367-04-005