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Special Section Technical Briefs

Characterization of Focal Location During High-Intensity Focused Ultrasound Ablation in a Tissue Phantom Using Remote Thermocouple Arrays1

[+] Author and Article Information
Surendra Devarakonda, Seyed Ahmad Reza Dibaji, Rupak K. Banerjee

Department of Mechanical and Materials Engineering,
College of Engineering and Applied Science,
University of Cincinnati,
Cincinnati, OH 45221

Prasanna Hariharan, Matthew R. Myers

Division of Solid and Fluid Mechanics,
Center for Devices and Radiological Health,
U.S. Food and Drug Administration,
Silver Spring, MD 20993

DOI: 10.1115/1.4033243Manuscript received March 1, 2016; final manuscript received March 17, 2016; published online May 12, 2016. Editor: William Durfee.

J. Med. Devices 10(2), 020949 (May 12, 2016) (2 pages) Paper No: MED-16-1171; doi: 10.1115/1.4033243 History: Received March 01, 2016; Revised March 17, 2016

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Figures

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Fig. 1

Isometric view of the transducer, phantom, and the TCs

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Fig. 2

Schematic of the HIFU experimental setup showing the phantom, transducer, and the DAQ

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Fig. 3

Five locations where sonication is performed along the x-axis, tilt between the transducer and the phantom

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Fig. 4

Deviation of the radial location from the prescribed location along the x-axis for different acoustic powers

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