18 results with keyword: 'intravascular ultrasound optical coherence tomography near infrared spectroscopy'
The following review presents the basics of intravascu- lar ultrasound (IVUS), optical coherence tomography (OCT) and niR spectroscopy (NIRS) in terms of plaque
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Representative images of fractional flow reserve (FFR) negative lesion by optical coherence tomography (OCT), intravascular ultrasound (IVUS) and near-infrared spectroscopy (NIRS);
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OBJECTIVES The aim of this study is to compare the relative merits of optical coherence tomography (OCT), intra- vascular ultrasound (IVUS), and near infrared spectroscopy (NIRS)
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Consequently, the use of Intravascular medical imaging modalities, such as Intravascular Ultrasound (IVUS) and Optical Coherence Tomography (IVOCT) have become essential tools
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Key words: optical coherence tomography, infrared fluorescence, photoacoustic, ultrasound, multimodality, layered architecture, subsurface Microvasculature,
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Schmitt, ‘‘Optical coherence tomography of scattering media using frequency modulated continuous wave techniques with tunable near- infrared laser,’’ in Coherence Domain
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Carotid Intima Media Thickness, Cardiac CT calcium scoring, Coronary CT angiography, Intravascular ultrasound,Optical coherence tomography ,PET –imaging is a
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▸ Optical coherence tomography is superior to intravascular ultrasound in the detection of stent underexpansion and malapposition in patients with extensive coronary
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▸ Optical coherence tomography is superior to intravascular ultrasound in the detection of stent underexpansion and malapposition in patients with extensive coronary
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DM: diabetes mellitus; FFR: fractional flow reserve; OCT: optical coherence tomography; IVUS: intravascular ultrasound; MACE: major adverse cardiac events; NCL: non-culprit
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(2007) Ex vivo optical coherence tomography and laser-induced fluorescence spectroscopy imaging of murine gastrointestinal tract. (2006) Endoscopic optical coherence tomography
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CO: choroidal osteoma; US: ultrasound; FA: fluorescein angiography; OCT: optical coherence tomography; OCTA : optical coherence tomography angi- ography; EDI: enhanced depth
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Key words: histogram specification, image intensity, intensity standardization, intravascular optical coherence tomography
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Currently several optical methods such as diffuse reflectance spectroscopy, fluorescence spectroscopy, Raman spectroscopy, in vivo confocal microscopy, optical coherence tomography
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Invasive image modalities such as IVUS and IVOCT can provide invasive informa- tion to well prevent CHD or the treatment of CHD since IVOCT permits direct tomographic visualisation
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FFR: fractional flow reserve; OCT: optical coherence tomography; CAG: coronary X‑ray angiography; CT: computed tomography; MRI: magnetic resonance imaging; IVUS:
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The effects of the concentrations of extractant, nitric acid, initial uranium concentration and temperature on the distribution factor and extraction efficiency of U (VI) have been
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