Results 21 to 30 of about 2,526,612 (381)

An Introduction to High Intensity Focused Ultrasound: Systematic Review on Principles, Devices, and Clinical Applications

open access: yesJournal of Clinical Medicine, 2020
Ultrasound can penetrate deep into tissues and interact with human tissue via thermal and mechanical mechanisms. The ability to focus an ultrasound beam and its energy onto millimeter-size targets was a significant milestone in the development of ...
Z. Izadifar   +3 more
semanticscholar   +1 more source

Acousto-electrical speckle pattern in Lorentz force electrical impedance tomography [PDF]

open access: yes, 2015
Ultrasound speckle is a granular texture pattern appearing in ultrasound imaging. It can be used to distinguish tissues and identify pathologies. Lorentz force electrical impedance tomography is an ultrasound-based medical imaging technique of the tissue
Catheline, Stefan   +7 more
core   +3 more sources

Ultrasound Elastography: Review of Techniques and Clinical Applications

open access: yesTheranostics, 2017
Elastography-based imaging techniques have received substantial attention in recent years for non-invasive assessment of tissue mechanical properties.
R. Sigrist   +4 more
semanticscholar   +1 more source

Ultrasound assisted siRNA delivery using PEG-siPlex loaded microbubbles [PDF]

open access: yes, 2008
Short interfering RNA (siRNA) attracts much attention for the treatment of various diseases. However, its delivery, especially via systemic routes, remains a challenge. Indeed, naked siRNAs are rapidly degraded, while complexed siRNAs massively aggregate
De Smedt, Stefaan   +4 more
core   +1 more source

Comparison of transabdominal ultrasound and electromagnetic transponders for prostate localization. [PDF]

open access: yes, 2010
The aim of this study is to compare two methodologies of prostate localization in a large cohort of patients. Daily prostate localization using B-mode ultrasound has been performed at the Nebraska Medical Center since 2000.
Enke, Charles A   +6 more
core   +2 more sources

International consensus conference recommendations on ultrasound education for undergraduate medical students

open access: yesThe Ultrasound Journal, 2022
Objectives The purpose of this study is to provide expert consensus recommendations to establish a global ultrasound curriculum for undergraduate medical students.
R. Hoppmann   +69 more
semanticscholar   +1 more source

Quadruple ultrasound, photoacoustic, optical coherence, and fluorescence fusion imaging with a transparent ultrasound transducer

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2021
Significance Multimodal imaging based on optics and ultrasound can provide guide images and complementary structural and functional information, thus improving the accuracy of medical diagnosis and treatment monitoring.
Jeongwoo Park   +16 more
semanticscholar   +1 more source

Endobronchial ultrasound [PDF]

open access: yesRespiratory Medicine, 2009
The efficacy and technical aspects of endobronchial ultrasound (EBUS) are reviewed because this technology promises to revolutionise bronchoscopy. EBUS extends the endoscopist's view beyond the mucosal surface of the large airways to peri-bronchial structures and peripheral lung lesions.
Anantham, Devanand   +2 more
openaire   +2 more sources

Sonoelastography in the diagnosis of tendinopathies: An added value [PDF]

open access: yes, 2015
BACKGROUND: sonoelastography helps in the detection of abnormalities not yet evident on B-mode exam. METHODS: in this observational study, we report a collection of cases of symptomatic patients without alterations at ultrasound imaging but with ...
Abate, Michele   +7 more
core   +1 more source

Automated Breast Ultrasound Lesions Detection Using Convolutional Neural Networks

open access: yesIEEE journal of biomedical and health informatics, 2018
Breast lesion detection using ultrasound imaging is considered an important step of computer-aided diagnosis systems. Over the past decade, researchers have demonstrated the possibilities to automate the initial lesion detection.
Moi Hoon Yap   +7 more
semanticscholar   +1 more source

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