Acoustic microbubble trapping in blood mimicking fluid
Conference paper
Nie, L., Harput, S., McLaughlan, J.R., Cowell, D.M.J., Carpenter, T. and Freear, S. (2017). Acoustic microbubble trapping in blood mimicking fluid. 2017 IEEE International Ultrasonics Symposium (IUS). Washington, DC, USA 06 - 09 Sep 2019 Institute of Electrical and Electronics Engineers (IEEE). https://doi.org/10.1109/ULTSYM.2017.8092590
Authors | Nie, L., Harput, S., McLaughlan, J.R., Cowell, D.M.J., Carpenter, T. and Freear, S. |
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Type | Conference paper |
Abstract | Microbubble (MB) volumetric pulsations can be selectively seeded with external ultrasonic fields. The therapeutic use of this phenomenon encompass mechanical thrombolysis and targeted drug deliveries through sonoporating endothelial cells. However, expected outcomes are still plagued by low bubble concentrations and short circulation time after administration. MBs preferentially flow along the centerline of large vessels which deteriorates biological targeting methodology in the case of vascular disease treatment with MBs. Simultaneous MB imaging and trapping against high flow rates has been recently proposed by instantaneously switching optimized ultrasonic beams. Principles were previously validated by circulating MBs with purified water through a flow phantom. But differences between blood and water call for preliminary investigations with blood mimicking fluid (BMF). This study demonstrated the capability of trapping bubbles in BMF with the acoustic trap but with nearly 40% efficiency reduction over the control in water, being present by the suppressed increase of image brightness. © 2017, IEEE. This is an author produced version of a paper published in IEEE International Ultrasonics Symposium. Personal use of this material is permitted. Permission from IEEE must be obtained for all other users, including reprinting/ republishing this material for advertising or promotional purposes, creating new collective works for resale or redistribution to servers or lists, or reuse of any copyrighted components of this work in other works. Uploaded in accordance with the publisher’s self-archiving policy. |
Year | 2017 |
Publisher | Institute of Electrical and Electronics Engineers (IEEE) |
ISSN | 1948-5727 |
Digital Object Identifier (DOI) | https://doi.org/10.1109/ULTSYM.2017.8092590 |
Web address (URL) | https://ieeexplore.ieee.org/document/8092590 |
Publisher's version | File Access Level Open |
Accepted author manuscript | License |
Publication dates | |
Online | 02 Nov 2017 |
Publication process dates | |
Accepted | 06 Sep 2017 |
Deposited | 12 Aug 2019 |
ISBN | 9781538633830 |
Web address (URL) of conference proceedings | https://ieeexplore.ieee.org/xpl/conhome/8081728/proceeding |
Funder/Client | Engineering and Physical Sciences Research Council (EPSRC) |
https://openresearch.lsbu.ac.uk/item/87x73
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