Micromachined 1-3 composite dual frequency IVUS array for contrast enhanced intravascular ultrasound imaging

Sibo Li, Huaiyu Wu, Jinwook Kim, Sunny Kasoji, Paul A. Dayton, Xiaoning Jiang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Recent studies suggest that microbubbles based contrast enhanced intravascular ultrasound (CE-IVUS) for vasa vasorum assessment is promising in the identification of vulnerable plaques. However, conventional ultrasound is not suitable for imaging modality which demands up to 5th order harmonics for a receiver. To ensure the imaging performance, high-frequency broadband micromachined 1-3 composites is considered for receivers for their superior electromechanical coupling coefficient and relatively low acoustic impedance. Also, IVUS arrays are desirable for their capability of beam steering, sub-aperture firing, and higher frame rates. In our study, a dual-frequency IVUS array with micromachined 1-3 composites was developed as receiver for superharmonic imaging.

Original languageEnglish
Title of host publication2017 IEEE International Ultrasonics Symposium, IUS 2017
PublisherIEEE Computer Society
ISBN (Electronic)9781538633830
DOIs
StatePublished - 31 Oct 2017
Event2017 IEEE International Ultrasonics Symposium, IUS 2017 - Washington, United States
Duration: 6 Sep 20179 Sep 2017

Publication series

NameIEEE International Ultrasonics Symposium, IUS
ISSN (Print)1948-5719
ISSN (Electronic)1948-5727

Conference

Conference2017 IEEE International Ultrasonics Symposium, IUS 2017
Country/TerritoryUnited States
CityWashington
Period6/09/179/09/17

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