Results 51 to 60 of about 84,919 (278)

Adaptive 4D‐Printed Vascular Stents With Low‐Temperature‐Activated and Intelligent Deployment

open access: yesAdvanced Functional Materials, EarlyView.
Microarchitected coronary artery stents were fabricated using a polycaprolactone (PCL)‐based shape memory polymer (SMP) composite via projection micro‐stereolithography (PµSL) 4D printing. By incorporating diethyl phthalate (DEP) as a plasticizer, the thermal transition temperature (Ttran) was modulated to about 37°C, enabling rapid and autonomous ...
Yannan Li   +12 more
wiley   +1 more source

High red blood cell distribution width is closely associated with in-stent restenosis in patients with unstable angina pectoris

open access: yesBMC Cardiovascular Disorders, 2019
Background In-stent restenosis remains an unresolved issue. Inflammation plays a pivotal role in the process of in-stent restenosis. Significant and positive associations were found between red blood cell distribution width (RDW) and inflammation.
Ning Geng   +5 more
doaj   +1 more source

Multifunctional star-shaped polylactic acid implants for use in angioplasty [PDF]

open access: yes, 2014
Star-shaped polylactic acids with different tacticity were synthesized and both polymers are capable of bestowing properties of anticoagulation and angiogenesis to their living host.
Kiran, M. S.   +3 more
core   +2 more sources

Smart Catheters for Diagnosis, Monitoring, and Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a comprehensive review of smart catheters, an emerging class of medical devices that integrate embedded sensors, robotics, and communication systems, offering increased functionality and complexity to enable real‐time health monitoring, diagnostics, and treatment. Abstract This review explores smart catheters as an emerging class of
Azra Yaprak Tarman   +12 more
wiley   +1 more source

Clinical condition and cardiovascular risk factors displaying neoatherosclerosis in stented coronary arteries with developing restenosis

open access: yesКардиоваскулярная терапия и профилактика, 2016
Aim. To study the significance of clinical parameters and cardiovascular risk factors (CVR) for restenosis development at long terms after percutaneous coronary intervention (PCI) as a possible displaying of neoatherosclerosis development (NA).Material ...
V. P. Mazaev   +2 more
doaj   +1 more source

Radical‐Mediated, Substrate‐Independent Fabrication of Hybrid Solid–Hydrogel Materials With Tunable Crosslinking: An Initiator‐ and Crosslinker‐Free Approach

open access: yesAdvanced Science, EarlyView.
This work introduces a substrate‐independent, reagent‐free plasma strategy that forms radical‐rich interlayers for covalent hydrogel attachment without initiators or crosslinkers. The long‐lived radicals drive in situ gelation, creating robust, cytocompatible hybrid solid–hydrogel constructs across diverse substrates.
Ghazal Shineh   +14 more
wiley   +1 more source

Introductory editorial: drug-eluting stents or drug-eluting grafts? Insights from proteomic analysis [PDF]

open access: yes, 2017
No abstract ...
Al-Attar, Nawwar   +5 more
core   +1 more source

Restenosis pathophysiological mechanisms and genetic markers after percutaneous coronary interventions

open access: yesКардиоваскулярная терапия и профилактика, 2007
Coronary restenosis remains the main problem for effectiveness of percutaneous transluminal coronary angioplasty (PCA) and coronary stenting (CS). The aim of this review is to analyze pathogenetic mechanisms of coronary restenosis after PCA and CS, as ...
Yu. A. Shuvalova   +4 more
doaj  

Advances in procedural techniques--antegrade. [PDF]

open access: yes, 2014
There have been many technological advances in antegrade CTO PCI, but perhaps most importantly has been the evolution of the "hybrid' approach where ideally there exists a seamless interplay of antegrade wiring, antegrade dissection re-entry and ...
Spratt, JC, Wilson, W
core   +1 more source

Computed poststenotic flow instabilities correlate phenotypically with vibrations measured using laser Doppler vibrometry : perspectives for a promising in vivo device for early detection of moderate and severe carotid stenosis [PDF]

open access: yes, 2020
Early detection of asymptomatic carotid stenosis is crucial for treatment planning in the prevention of ischemic stroke. Auscultation, the current first-line screening methodology, comes with severe limitations that create urge for novel and robust ...
Mancini, Viviana   +3 more
core   +2 more sources

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