462-05-014 ISMRM Abstract

Combining MR-acoustic radiation force imaging and MR-shear wave elastography for non-invasive acoustic intensity estimation

Primary: Interventional - MR-Guided Focused Ultrasound

Secondary: Interventional - MR-Guided Neuromodulation

462-05-014 · Interventional MRI: Device, Catheter Tracking, and Image-Guided Therapy · Tuesday, 12 May, 4:00 PM–4:55 PM · Digital Posters Row C

Keywords: MR-acoustic radiation force imaging MR-shear wave elastography Transcranial ultrasound neuromodulation

Accepted

Henrik Odéen ¹, Taylor Webb¹, Michael Malmberg¹, Dennis Parker¹

¹Department of Radiology & Imaging Sciences, University of Utah, Salt Lake City, United States of America

Presenting Author: Henrik Odéen

Synopsis

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References

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3. Webb TD, Fu F, Leung SA, et al. Improving Transcranial Acoustic Targeting: The Limits of CT-Based Velocity Estimates and the Role of MR. IEEE Trans Ultrason Ferroelectr Freq Control. 2022;69(9):2630-2637. doi:10.1109/TUFFC.2022.3192224 [doi]

4. Miller TR, Guo S, Melhem ER, et al. Predicting final lesion characteristics during MR-guided focused ultrasound pallidotomy for treatment of Parkinson’s disease. J Neurosurg. 2021;134(4):1083-1090. doi:10.3171/2020.2.JNS192590, [doi]

5. Odéen H, Payne AH, Parker DL. Magnetic Resonance Acoustic Radiation Force Imaging (MR‐ ARFI). Journal of Magnetic Resonance Imaging. January 2025. doi:10.1002/jmri.29712 [doi]

6. Hofstetter LW, Odeen H, Bolster BD, Christensen DA, Payne A, Parker DL. Magnetic resonance shear wave elastography using transient acoustic radiation force excitations and sinusoidal displacement encoding. Phys Med Biol. 2021;66(5). doi:10.1088/1361-6560/abd5ce [doi]

7. Hofstetter LW, Odéen H, Bolster BD, et al. Efficient shear wave elastography using transient acoustic radiation force excitations and MR displacement encoding. Magn Reson Med. 2019;81(5):3153-3167. doi:10.1002/mrm.27647 [doi]

8. Fung YC. Biomechanics. 1993. doi:10.1007/978-1-4757-2257-4 [doi]

9. Li N, Gaur P, Quah K, Butts Pauly K. Improving in situ acoustic intensity estimates using MR acoustic radiation force imaging in combination with multifrequency MR elastography. Magn Reson Med. 2022;88(4):1673. doi:10.1002/MRM.29309 [doi]

10. Farrer AI, Odéen H, de Bever J, et al. Characterization and evaluation of tissue-mimicking gelatin phantoms for use with MRgFUS. J Ther Ultrasound. 2015;3(1):9. doi:10.1186/s40349-015-0030-y [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/462-05-014