Results 61 to 70 of about 116,496 (313)

CT Coronary Angiography with 100kV tube voltage and a low noise reconstruction filter in non-obese patients: evaluation of radiation dose and diagnostic quality of 2D and 3D image reconstructions using open source software (OsiriX) [PDF]

open access: yes, 2012
INTRODUCTION AND PURPOSE. Computed tomography coronary angiography (CTCA) has seen a dramatic evolution in the last decade owing to the availability of multislice CT scanners with 64 detector rows and beyond.
FAGGIONI, LORENZO
core  

Tailoring the Properties of Functional Materials With N‐Oxides

open access: yesAdvanced Functional Materials, EarlyView.
The properties of materials bearing N‐oxide groups are often dominated by the polar N+─O− bond. It provides hydrophilicity, selective ion‐binding, electric conductivity, or antifouling properties. Many of the underlying mechanisms have only recently been discovered, and the interest in N‐oxide materials is rapidly growing.
Timo Friedrich   +5 more
wiley   +1 more source

What have we learnt from histology about the efficacy of coronary imaging modalities in assessing plaque composition?

open access: yesFrontiers in Cardiovascular Medicine
Accurate evaluation of coronary artery pathology is essential for risk stratification and tailoring appropriate treatment. Intravascular imaging was introduced for this purpose 40 years ago enabling for the first time in vivo plaque characterization ...
Nathan Angelo Lecaros Yap   +20 more
doaj   +1 more source

Overcoming very late severe calcific stenosis due to two layers of under‐expanded stents with intravascular lithotripsy treatment: A case report

open access: yesClinical Case Reports, 2021
Intravascular lithotripsy (IVL) shockwave treatment is effective in treatment of severe calcific coronary stenosis within two layers of old under‐expanded stents.
Ata Doost, Richard Clugston
doaj   +1 more source

Optimization of the Nonclinical Biological Evaluation of Medical Devices Using Toxicologic Pathology Best Practices

open access: yesAdvanced Healthcare Materials, EarlyView.
Nonclinical evaluation of biological responses to implanted medical devices and combination products in animals is required to predict possible outcomes and risks in patients. This paper describes globally accepted pathology “best practices” that 1) effectively address ISO standards and current regulatory guidance for medical device development and 2 ...
Kathleen A. Funk   +6 more
wiley   +1 more source

Intravascular visualization methods in estimating vasculopathy of a transplanted heart

open access: yesВестник трансплантологии и искусственных органов, 2019
One of the pathognomonic signs of сardiac allograft vasculopathy is concentric intimal hyperplasia, which can be assessed by intravascular imaging techniques.
S. A. Sakhovsky   +3 more
doaj   +1 more source

Key Technologies of New Type of Intravascular Ultrasound Image Processing

open access: yesFrontiers in Surgery, 2022
Since entering the 21st century, the application of ultrasound technology has developed rapidly. Intravascular ultrasound technology has been widely used in the diagnosis and treatment of cardiovascular diseases.
Youping Xiao
doaj   +1 more source

Coronary computed tomography angiography of spontaneous coronary artery dissection: A case report and review of the literature [PDF]

open access: yes, 2015
Patient: Male, 23 Final Diagnosis: Spontaneous coronary artery dissection Symptoms: Chest discomfort • chest pain Medication: — Clinical Procedure: Coronary computed tomography angiography Specialty: Radiology OBJECTIVE: Rare disease BACKGROUND ...
Bhalla, Sanjeev   +3 more
core   +2 more sources

Intravascular imaging in cardiovascular ageing

open access: yesExperimental Gerontology, 2018
Ageing is related to complex molecular, inflammatory and biochemical changes that affect coronary pathology and often lead to coronary artery disease and cardiovascular events. Intravascular imaging is considered as the ideal technique to study coronary plaque morphology and assess its burden.
Bourantas CV   +6 more
openaire   +4 more sources

Biodegradable Implantable Electronics with Wireless Technology for Real‐Time Clinical Applications

open access: yesAdvanced Healthcare Materials, EarlyView.
The article explores how bioresorbable implantable electronics merge wireless communication and power delivery with biodegradable materials to enable real‐time clinical applications. It highlights advances in materials, system design, and medical uses across neural, cardiovascular, digestive, immune, and drug‐delivery systems.
Myeongki Cho   +4 more
wiley   +1 more source

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