Design of Micromachined Self-Focusing Piezoelectric Composite Ultrasound Transducer

Jian, Xiaohua ;   Xiang, Yongjia ;   Han, Zhile ;   Li, Zhangjian ;   Cui, Yaoyao

Tags HIFUDesign and developmentTherapeutic ultrasound

Based on the Fresnel half-wave band interference, a micromachined self-focusing piezoelectric composite ultrasound transducer was proposed...

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Different Layer Thickness Influences of a 50MHz Intravascular Ultrasound Transducer

Li, Zhangjian ;   Shao, Weiwei ;   Xiang, Yongjia ;   Han, Zhile ;   Cui, Yaoyao

Tags Cardiovascular assessment and diagnostic technologiesSimulation, learning and trainingDesign and development

In order to design a 50MHz intravascular ultrasound (IVUS) transducer with good pulse-echo responses, in this paper, a finite element model...

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Human Factors Engineering and Testing for a Wearable, Long Duration Ultrasound System Self-Applied by an End User

Taggart, Rebecca ;   Langer, Matthew D ;   Lewis Jr., George

Tags Therapeutic ultrasoundHuman factorsVerification and validation

One of the major challenges in the design of a new class of medical device is ensuring that the device will be usable by a broad range of its...

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Lower Body Reaction Testing Using Ultrasonic Motion Capture

Taylor, Kenneth ;   Lennon, Olive ;   Blake, Catherine ;   Fitzgerald, Diarmaid ;   Fox, Domhnaill ;   Bleakley, Chris

Tags Biofeedback and related technologies

This paper presents a lower body reaction test that utilizes a new portable ultra-sound based motion capture system (MobiFit) combined with...

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Ultrasonic Modeling and Hydrophone Measurements of Dual Divergent Transducers for Wearable Therapeutic Ultrasound Device

Guo, Yuan ;   Fleshman, Shane ;   Lewis Sr., George ;   Lewis Jr., George

Tags Therapeutic ultrasoundInterstitial thermal therapyClinical Engineering

This paper models and experimentally measures the acoustic interference from two low intensity 3MHz continuous ultrasound transducers of...

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