Results 11 to 20 of about 80,947 (265)

Recent Advances in Transducers for Intravascular Ultrasound (IVUS) Imaging

open access: yesSensors, 2021
As a well-known medical imaging methodology, intravascular ultrasound (IVUS) imaging plays a critical role in diagnosis, treatment guidance and post-treatment assessment of coronary artery diseases.
Chang Peng   +4 more
doaj   +1 more source

Ultrasonic characterization of the pulmonary venous wall: echographic and histological correlation [PDF]

open access: yes, 2002
Background: Pulmonary vein isolation with radiofrequency catheter ablation techniques is used to prevent recurrences of human atrial fibrillation. Visualization of the architecture at the venoatrial junction could be crucial for these ablative techniques.
Anderson, R.H.   +7 more
core   +1 more source

Shape-driven segmentation of the arterial wall in intravascular ultrasound images [PDF]

open access: yes, 2007
Segmentation of arterial wall boundaries from intravascular images is an important problem for many applications in the study of plaque characteristics, mechanical properties of the arterial wall, its 3D reconstruction, and its measurements such as ...
Bucher, Susann   +5 more
core   +4 more sources

A new approach for improving coronary plaque component analysis based on intravascular ultrasound images [PDF]

open access: yes, 2010
Virtual histology intravascular ultrasound (VH-IVUS) is a clinically available technique for atherosclerosis plaque characterization. It, however, suffers from a poor longitudinal resolution due to electrocardiogram (ECG)-gated acquisition.
Hetterich, Holger   +9 more
core   +3 more sources

Intravascular Ultrasound Elastography

open access: yesUltraschall in der Medizin, 2008
Intravascular Ultrasound Blastography. The response of a tissue to mechanical excitation is a function of its mechanical properties. Excitation can be dynamic or quasistatic in nature. The response (e.g. displacement, velocity, compression) can be measured via ultrasound.
van der Steen, Ton   +2 more
openaire   +3 more sources

Intravascular ultrasound-guided laparoscopic division of the median arcuate ligament

open access: yesJournal of Vascular Surgery Cases and Innovative Techniques, 2020
Median arcuate ligament syndrome is a rare and poorly understood condition that can have a significant impact on the quality of life of patients.
Iman Bayat, MBBS, MRCS, FRACS   +3 more
doaj   +1 more source

Effects of lipid-lowering therapy on coronary atherosclerotic plaque evaluated by intravascular imaging [PDF]

open access: yesJichu yixue yu linchuang, 2022
The progression of atherosclerotic plaque is one of the most important causes of cardiovascular events in patients with atherosclerotic cardiovascular diseases (ASCVD).
ZHANG Shuang, LI Zhi-fan, QIAN Jie, WU Na-qiong
doaj   +1 more source

All-optical dual photoacoustic and optical coherence tomography intravascular probe

open access: yesPhotoacoustics, 2018
Intravascular imaging in percutaneous coronary interventions can be an invaluable tool in the treatment of coronary artery disease. It is of significant interest to provide molecular imaging contrast that is complementary to structural contrast provided ...
Sunish J. Mathews   +8 more
doaj   +1 more source

Comportamiento mecánico ante la sobrexpansión de stents de cromo-cobalto comparados con stents de acero inoxidable, implantados en la aorta abdominal de conejos hipercolesterolémicos [PDF]

open access: yes, 2018
Introducción: La fisiopatología de la disfunción diastólica del ventrículo izquierdo incluye alteraciones de la relajación ventricular, rigidez elástica pasiva o una combinación de ambos mecanismos.
Berrocal, Daniel   +5 more
core   +1 more source

Utility of mass spectrometry for the diagnosis of the unstable coronary plaque. [PDF]

open access: yes, 2015
Mass spectrometry is a powerful technique that is used to identify unknown compounds, to quantify known materials, and to elucidate the structure and chemical properties of molecules.
Hassan, M, Jacob, SS, Yacoub, MH
core   +1 more source

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