Results 11 to 20 of about 478,547 (316)

Diagnostic Imaging: Ultrasound [PDF]

open access: yes, 2017
Diagnostic ultrasound imaging, particularly that which includes pulsed wave Doppler interrogation, is a safe, real-time modality by which the risk of developing preeclampsia can be refined, and the effects of established disease can be assessed. This chapter outlines the rationale and technique for Doppler interrogation of the maternal ophthalmic and ...
Kane, Stefan C   +2 more
openaire   +4 more sources

A study of blood clots using photoacoustic imaging during sonothrombolysis [PDF]

open access: yes, 2019
Formation of blood clots or thrombus in healthy blood vessels can lead to serious or even life-threatening complications. Sonothrombolysis is a promising tool for lysing the blood clots non-invasively using focused acoustic waves. Ultrasound (US) imaging
Pramanik, Manojit, Das, Dhiman
core   +1 more source

Ultrasound Imaging [PDF]

open access: yes, 2022
Ultrasound Imaging - Current Topics presents complex and current topics in ultrasound imaging in a simplified format. It is easy to read and exemplifies the range of experiences of each contributing author.

core   +1 more source

Ultrasound Tongue Imaging [PDF]

open access: yes, 2021
Ultrasound has been used as a diagnostic medical tool since 1956. In 1969 Kelsey, Minifie and Hixon proposed using ultrasound to image the tongue (Ultrasound Tongue Imaging: UTI) as a safer alternative to x-ray imaging for viewing the articulators in both typical and disordered speech production.
openaire   +2 more sources

Cardiovascular molecular imaging [PDF]

open access: yes, 2013
Although there have been significant improvements in the treatment of cardiovascular diseases they still remain the main cause of morbidity and mortality globally. Currently available diagnostic approaches may not be adequate to detect pathologic changes
Khanicheh, Elham
core   +1 more source

Ultrasound nondestructive evaluation (NDE) imaging with transducer arrays and adaptive processing [PDF]

open access: yes, 2011
This paper addresses the challenging problem of ultrasonic non-destructive evaluation (NDE) imaging with adaptive transducer arrays. In NDE applications, most materials like concrete, stainless steel and carbon-reinforced composites used extensively in ...
Hayward, G.   +3 more
core   +1 more source

Amplified antitumor efficacy by a targeted drug retention and chemosensitization strategy-based “combo” nanoagent together with PD-L1 blockade in reversing multidrug resistance

open access: yesJournal of Nanobiotechnology, 2021
Background Recent studies have demonstrated that multidrug resistance (MDR) is a critical factor in the low efficacy of cancer chemotherapy. The main mechanism of MDR arises from the overexpression of P-glycoprotein (P-gp), which actively enhances drug ...
Weixi Jiang   +15 more
doaj   +1 more source

Predictive Value of the Transthoracic Echocardiography Index for Acute Kidney Injury after Cardiac Valve Surgery

open access: yesJournal of Cardiovascular Development and Disease, 2022
Background: We aimed to demonstrate whether the preoperative transthoracic echocardiography index (TTEI) could improve the predictive value of clinical parameters for cardiac valve surgery-associated acute kidney injury (CVS−AKI). Methods: A total of 213
Juan Guo   +5 more
doaj   +1 more source

Morphological Evaluation of Mitral Valve Based on Three-dimensional Printing Models: Potential Implication for Mitral Valve Repair

open access: yesBIO Integration, 2021
Objective: This study aimed to analyze the morphological characteristics of rheumatic (RMVD) and degenerative mitral valve diseases (DMVD) based on three-dimensional (3D) printing model before and after surgery and to explore the potential implication of
Yuanting Yang   +8 more
doaj   +1 more source

Photochemically-driven highly efficient intracellular delivery and light/hypoxia programmable triggered cancer photo-chemotherapy

open access: yesJournal of Nanobiotechnology, 2023
Background Using nanotechnology to improve the efficiency of tumor treatment represents a major research interest in recent years. However, there are paradoxes and obstacles in using a single nanoparticle to fulfill all the requirements of complex tumor ...
Wei Zhang   +7 more
doaj   +1 more source

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