Search
Skip to Search Results- 2Impedance Spectroscopy
- 2Thermoacoustic Sensor
- 1Aortic Aneurysms
- 1Artificial neural networks
- 1Bioimpedance
- 1Biosensors
-
Spring 2022
Nowadays, with the rapid development of science and technology, human healthcare has become a hot topic and attracts more and more attention. A lot of researchers work on different technologies to contribute to our healthcare no matter disease diagnosis and prognosis or disease treatment. In this...
-
Design and Safety Assessment of Wearable Transcranial Low-Intensity Pulsed Ultrasound Devices
DownloadFall 2020
Mental illness grow to become one of the most significant issues in the global medical burden. Ultrasound therapy has shown excellent performance in many clinical applications. Some encouraging evidence has shown that transcranial ultrasound stimulation (TUS) has a beneficial effect on relieving...
-
Fall 2017
The detection of biological molecules is a useful tool for diagnostics, research, and general health monitoring. By measuring concentrations of certain key components of biological samples, vital information can be gained as to the condition of the entire biological system. Diseases such as...
-
Design of Low-intensity Pulsed Ultrasound Device, Intensity Sensor and Its Application to Enhance Vaccine Production
DownloadFall 2016
The application of low-intensity pulsed ultrasound (LIPUS) technology for therapy has become a promising interdisciplinary research field in biomedical engineering. This thesis covers two important topics in the field: LIPUS design and its biological applications. In therapeutic ultrasound...
-
Development and Evaluation of a Close-Proximity, Real Time Thermoacoustic Ultrasound Sensor
DownloadSpring 2012
A close proximity, real time thermoacoustic sensor was designed, tested, and implemented in the SonaCell ultrasound generator. When placed in contact with the SonaCell ultrasound transducer, a copper backed plexiglass absorber converted ultrasound energy into heat, where it was measured by a...
-
Development of a Multisectorial Electroactive Nanowell Platform for Selective Single-Cell Sorting and Quantification
DownloadSpring 2022
The rapid isolation of specific rare target cells is of rising importance in current targeted patient treatment plans. Common cell sorting approaches such as stream-based dielectrophoresis (DEP) based cell sorters are limited by their spatial dimensions as only a number of cell types...
-
Exploring the Relationship between Morphological Parameters and Hemodynamic Characteristics in Ascending Thoracic Aortic Aneurysms Using Fluid-Structure Interaction with Patient-specific Models
DownloadFall 2023
Ascending thoracic aortic aneurysm (ATAA) is an abnormal bulge in the ascending part of the aorta. It is associated with the risk of dissection and rupture and has been known as the "silent killer". When dissection or rupture, the outcome is usually severe and associated with high mortality. To...
-
Fabrication and characterization of PZT nanorods and nanohexagons with applications in piezoelectric transducers
DownloadFall 2012
All ultrasound devices/sensors use piezoelectric transducers to generate/receive ultrasound. These transducers are made of Pb (Zr0.53Ti0.47) O3 (PZT) materials. In this article, we report a new way of fabricating PZT material with interesting nanorod and nanohexagon shapes. The PZT nanohexagons...
-
Fall 2023
This dissertation explores portable, wearable biomedical devices, focusing on bioimpedance and low-intensity pulsed ultrasound (LIPUS) for pre-diagnosis, detection, and treatment. It includes five studies, three on bioimpedance and two on LIPUS. First, in the bioimpedance area, this dissertation...