462-05-002 ISMRM Abstract

Metasurface resonators for percutaneous liver interventions

Primary: Interventional - MR-Guided Interventions

Secondary: Physics & Engineering - Non-Array RF Coils, Antennas & Waveguides

462-05-002 · Interventional MRI: Device, Catheter Tracking, and Image-Guided Therapy · Tuesday, 12 May, 4:00 PM–4:55 PM · Digital Posters Row C

Keywords: Interventional Devices Liver Interventional radiology Metamaterials SNR improvement

Accepted

Robert Kowal ¹, Lucas Knull¹, Lennart Popkes², Daniel Düx², Simon Schröer², Ivan Vogt¹, Bennet Hensen², Marcel Gutberlet², Frank Wacker², Oliver Speck¹, Holger Maune³

¹Otto von Guericke University Magdeburg, Magdeburg, Germany

²Hannover Medical School, Hannover, Germany

³Technical University of Darmstadt, Darmstadt, Germany

Presenting Author: Robert Kowal

Synopsis

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References

1. Rothgang E, Anderson W, Breton E, et al. Interventional imaging: MR. In: Handbook of Medical Image Computing and Computer Assisted Intervention. 2020; 673-699. doi: 10.1016/B978-0-12-816176-0.00032-6. [doi]

2. Webb A, Shchelokova A, Slobozhanyuk A, et al. Novel materials in magnetic resonance imaging: high permittivity ceramics, metamaterials, metasurfaces and artificial dielectrics. Magn Reson Mater Phy. 2022;35, 875–894. doi: 10.1007/s10334-022-01007-5 [doi]

3. Düx D, Kowal R, Knull L, et al. Flexible and wireless metasurface coils for knee and elbow MRI. Eur Radiol Exp. 2025;9(13). doi: 10.1186/s41747-024-00549-8 [doi]

4. Kowal R, Knull L, Vogt I, et al. Impact of Unit Cell Density on Grid and Stripe Metasurfaces for MRI Receive Enhancement. IEEE J Electromagn RF Microw Med Biol. 2025;9(2):198-205. doi: 10.1109/JERM.2024.3458078 [doi]

5. Dietrich O, Raya J, Reeder S, et al. Measurement of signal-to-noise ratios in MR images: Influence of multichannel coils, parallel imaging, and reconstruction filters. J Magn Reson Imaging. 2007;26(2):375-385. doi: 10.1002/jmri.20969 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/462-05-002