Results 21 to 30 of about 27,537,513 (270)

WEC Scale Model Build & Test: Fabrication and Wave Laboratory Testing of 1/10 Scale Wave Energy Conversion Device

open access: yes
Neptune Wave Power, LLC (‘NWP’), worked with OWET, the Northwest National Marine Renewable Energy Center (‘NNMREC’) and Oregon State University (O.H. Hinsdale Wave Research Laboratory) to build and test a 1/10 scale model wave energy conversion (‘WEC ...
Neptune Wave Power LLC   +1 more
core   +6 more sources

P-wave duration as a marker of atrial remodeling in patients referred to ablation for atrial fibrillation: A new stratification tool emerging?

open access: yesHellenic Journal of Cardiology, 2023
Ablation of atrial fibrillation is one of the most widely applied invasive procedures in cardiovascular medicine, and populations with atrial fibrillation continuously rise.
Emmanuel Koutalas   +4 more
doaj   +1 more source

P‐Wave Duration and Dispersion in Obese Subjects [PDF]

open access: yesAnnals of Noninvasive Electrocardiology, 2008
Background: Although previous studies have documented a variety of electrocardiogram (ECG) abnormalities in obesity, P‐wave alterations, which represent an increased risk for atrial arrhythmia, have not been studied very well in these patients. The aim of the present study was to evaluate P‐wave duration and P dispersion (Pd) in obese subjects, and to
Feridun, Kosar   +4 more
openaire   +2 more sources

Increased P Wave Dispersion and Maximum P Wave Duration after Hemodialysis [PDF]

open access: yesAnnals of Noninvasive Electrocardiology, 2004
Background: Atrial fibrillation is a frequent arrhythmia in patients undergoing hemodialysis. The consequences of hemodialysis on P wave durations and P wave dispersion have not been fully understood. The objective of this study was to study the effect of dialysis on P wave maximum (Pmax), P wave minimum (Pmin), and P wave dispersion (Pd). Methods: We
Oto, A   +9 more
openaire   +3 more sources

P Wave Indices—Advancing Our Understanding of Atrial Fibrillation-Related Cardiovascular Outcomes

open access: yesFrontiers in Cardiovascular Medicine, 2019
Atrial fibrillation (AF) is associated with an increased risk of ischemic stroke, heart failure, cognitive decline, dementia, myocardial infarction, sudden cardiac death (SCD), and all-cause death.
Lin Y. Chen, Elsayed Z. Soliman
doaj   +1 more source

Increased P‐Wave Duration and P‐Wave Dispersion in Patients with Aortic Stenosis [PDF]

open access: yesAnnals of Noninvasive Electrocardiology, 2003
Background: P‐wave dispersion (PWD), defined as the difference between the maximum and minimum P‐wave duration, has been proposed as being useful for the prediction of paroxysmal atrial fibrillation (AF). AF is the most common arrhythmia and an important prognostic indicator for clinical deterioration in patients with aortic stenosis (AS).
Hasan, Turhan   +8 more
openaire   +2 more sources

P wave duration in paroxysmal and persistent atrial fibrillation [PDF]

open access: yesAdvances in Clinical and Experimental Medicine, 2020
Functional and structural changes in atrial muscle constitute a substrate for atrial fibrillation. The pathological changes in the left atrium decrease conduction velocity and result in prolongation of the P wave duration. The aim of the study was to assess the duration of the P wave in patients with paroxysmal and persistent atrial fibrillation.
Malte Unkell   +5 more
openaire   +2 more sources

Electrocardiographic predictors of early recurrence of atrial fibrillation

open access: yesAnnals of Noninvasive Electrocardiology, 2021
Background Electrical cardioversion (ECV) is an effective method for restoring sinus rhythm after atrial fibrillation (AF). However, early recurrence of AF occurs in a significant number of patients after ECV.
Ji‐Hoon Choi   +6 more
doaj   +1 more source

The prognostic predictive value of the components of the PR interval in hospitalized patients with heart failure

open access: yesBMC Cardiovascular Disorders, 2023
Objective Previous reports on the epidemiology, influencing factors, and the prognostic value of the components of PR interval in hospitalized heart failure patients were limited.
Yi-Wen Yu   +9 more
doaj   +1 more source

Electrocardiographic parameters in captive, clinically healthy, Amazona ochrocephala [PDF]

open access: yesRevista Mvz Cordoba, 2015
Objective. To stablish the electrocardiographic parameters of individuals of the species Amazona ochrocephala, from the Unidad de Rescate y Rehabilitacion de Animales Silvestres at the Universidad Nacional de Colombia. Materials and methods.
Claudia Guerrero S   +4 more
doaj   +3 more sources

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