Results 61 to 70 of about 13,538 (177)

A newly developed grab sampling system for collecting stratospheric air over Antarctica

open access: yesAntarctic Record, 1996
In order to measure the concentrations of various minor constituents and their isotopic ratios in the stratosphere over Antarctica, a simple grab sampling system was newly developed.
Hideyuki Honda   +8 more
doaj   +1 more source

Incidence, predictive factors and haemodynamic consequences of acute stent recoil following transcatheter aortic valve implantation with a balloon-expandable valve

open access: yes, 2014
Aims: The elastic behaviour (acute recoil) of a valve prosthesis stent following transcatheter aortic valve implantation (TAVI) is unknown. This study sought to determine the occurrence, severity, predictive factors and haemodynamic consequences of acute
Dumont, Éric   +15 more
core   +1 more source

Emergency management of ST-elevation myocardial infarction in a tertiary hospital in Kenya: Are we complying with practice guidelines?

open access: yesAfrican Journal of Emergency Medicine, 2013
Current practice guidelines emphasize the importance of rapid reperfusion of patients with ST-elevation myocardial infarction (STEMI). While, several large Acute Coronary Syndrome (ACS) registries have been conducted in North America and Europe, there is
B.W. Wachira*, A. Owuor, H.A. Otieno
doaj   +1 more source

Platform frame

open access: yes, 2012
Voce di enciclopedia che illustra il Ssistema costruttivo sviluppatosi a partire dal più antico balloon frame di cui rappresenta un’evoluzione in termini di caratteristiche costruttive e prestazionali.
FERRANTE, Tiziana
core  

A method for validation of a model of balloon in ring frame

open access: yes, 2008
383-387A novel approach has been presented for validating the models developed for predicting the shape of the ring yarn balloon. The initial conditions have been obtained from the experimental data, i.e. images of yarn balloon.
Sharma, Milan, Guha, Anirban
core  

Selective infarct zone imaging with intravenous acoustically activated droplets.

open access: yesPLoS ONE, 2018
BACKGROUND:Microbubbles (MB) can be compressed to nanometer-sized droplets and reactivated with diagnostic ultrasound; these reactivated MB possess unique imaging characteristics.
Songita A Choudhury   +5 more
doaj   +1 more source

Effect of Neoatherosclerosis and Intervention‐Associated Neoatheroma Rupture on Clinical Outcomes in Patients With In‐Stent Restenosis: A Retrospective Study

open access: yesHealth Science Reports
Background and Aims Treatment of drug‐eluting stents (DES) in‐stent restenosis (ISR) was challenging. Neoatherosclerosis (NA) occurs earlier and more frequently in DES‐ISR.
Xiao‐Xia Zhang   +6 more
doaj   +1 more source

First experience of implantation of a new-generation bioresorbable stent in a young patient with coronary artery disease: a case report

open access: yesКардиоваскулярная терапия и профилактика
Implantation of a drug-eluting stent into the area of hemodynamically significant coronary artery lesion is a generally accepted and widespread method of coronary artery disease (CAD) treatment.
D. K. Vasiliev   +5 more
doaj   +1 more source

Robust frame and text extraction from comic books

open access: yes, 2013
International audienceComic books constitute an important heritage in many countries. Nowadays, digitization allows to search directly from content instead of metadata only (e.g. album title or author name).
Ogier, Jean-Marc   +3 more
core   +4 more sources

Angulation and curvature of aortic landing zone affect implantation depth in transcatheter aortic valve implantation

open access: yesScientific Reports
In transcatheter aortic valve implantation (TAVI), final device position may be affected by device interaction with the whole aortic landing zone (LZ) extending to ascending aorta.
Riccardo Gorla   +12 more
doaj   +1 more source

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