Articles with "flutter" as a keyword



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Atrial flutter mimicking ST‐elevation myocardial infarction

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Published in 2021 at "Journal of Arrhythmia"

DOI: 10.1002/joa3.12548

Abstract: A 12 lead electrocardiogram provides an important diagnostic tool for atrial flutter recognition. However, rarely, atrial flutter waves can cause diagnostic challenges by producing ST segment abnormalities mimicking ST segment elevation and result in unnecessary… read more here.

Keywords: flutter mimicking; elevation myocardial; mimicking elevation; flutter ... See more keywords
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A local activation time histogram—An invaluable tool to diagnose a rare and complex atrial flutter mechanism

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Published in 2022 at "Journal of Arrhythmia"

DOI: 10.1002/joa3.12755

Abstract: Prior ablation for atrial fibrillation (AF) can predispose patients to the development of atypical atrial flutters, which usually originate from either the left or right atria (LA or RA). Rarely, an atrial flutter circuit can… read more here.

Keywords: activation time; time histogram; histogram invaluable; local activation ... See more keywords
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Routine Detection of Atrial Fibrillation/Flutter Predicts a Worse Outcome in a Cohort of Tetralogy of Fallot Patients During 23 Years of Follow-Up

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Published in 2019 at "Pediatric Cardiology"

DOI: 10.1007/s00246-019-02106-2

Abstract: Atrial flutter/fibrillation (AFL/AF) is a late complication in adults with repaired tetralogy of Fallot (TOF). Its effects on long-term prognosis are not fully understood. We evaluate the impact of AFL/AF in adults with repaired TOF… read more here.

Keywords: flutter; fibrillation; afl; tetralogy fallot ... See more keywords
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Characterization of atrial flutter after pulmonary vein isolation by cryoballoon ablation

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Published in 2019 at "Journal of Interventional Cardiac Electrophysiology"

DOI: 10.1007/s10840-019-00560-9

Abstract: Purpose Pulmonary vein isolation (PVI) by cryoballoon ablation (CBA) has emerged as a commonly used technique for the treatment of atrial fibrillation. We sought to explore the incidence, risk factors for, and characterization of post-CBA-PVI… read more here.

Keywords: cba pvi; ablation; cryoballoon; pulmonary vein ... See more keywords
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High-density versus low-density mapping in ablation of atypical atrial flutter

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Published in 2021 at "Journal of Interventional Cardiac Electrophysiology"

DOI: 10.1007/s10840-021-00939-7

Abstract: Purpose Ablation of atypical atrial flutter (AAFL) can be challenging. High-density (HD) mapping of ablation targets may potentially increase procedural success and freedom from recurrent AAFL. The objective of the present study was to explore… read more here.

Keywords: mapping; ablation; ablation atypical; high density ... See more keywords
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Vibration and flutter characteristics of GPL-reinforced functionally graded porous cylindrical panels subjected to supersonic flow

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Published in 2021 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2021.03.003

Abstract: Abstract In this study, the vibration and flutter characteristics of the graphene platelets reinforced functionally graded porous cylindrical panels subjected to the supersonic flow are investigated for the first time. The considered panels are constructed… read more here.

Keywords: panels subjected; cylindrical panels; flutter; flutter characteristics ... See more keywords
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Experimental characterisation of flutter and divergence of 2D wing section with stabilised response

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Published in 2018 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2018.05.014

Abstract: Abstract The first experimental application of the Parametric Flutter Margin method for identification of aeroelastic instabilities is presented. The experiment was performed in two steps using a two degree-of-freedom wing segment mounted in the wind… read more here.

Keywords: methodology; response; parametric flutter; flutter divergence ... See more keywords
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Thermal flutter prediction at trajectory points of a hypersonic vehicle based on aerothermal synchronization algorithm

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Published in 2019 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2019.105381

Abstract: Abstract Due to orders of magnitude differences in time scale between structural heat transfer and aeroelastic responses, one-way aerothermal-aeroelastic coupling is adopted to develop a thermal flutter prediction method for a hypersonic vehicle operating along… read more here.

Keywords: trajectory; thermal flutter; hypersonic vehicle; flutter prediction ... See more keywords
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Active flutter control of thin walled wing-engine system using piezoelectric actuators

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Published in 2020 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2020.105853

Abstract: Abstract In the present study, control of a Thin Walled Beam (TWB) wing-engine system is examined applying piezoelectric actuators to enhance the performance of aeroelastic response. The composite piezoelectric governing equations of motion including the… read more here.

Keywords: flutter; control; wing engine; engine system ... See more keywords
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Treatment of Idiopathic Diaphragm Flutter: A Case Study.

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Published in 2017 at "Chest"

DOI: 10.1016/j.chest.2017.01.034

Abstract: Diaphragm flutter is a rare disorder defined by dyspnea and often thoracoabdominal pain associated with rapid rhythmic involuntary contractions of the diaphragm with no effective treatment. A 35-year-old woman's flutter was triggered by increasing the… read more here.

Keywords: treatment idiopathic; case; diaphragm; flutter ... See more keywords
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Supersonic flutter study of porous 2D curved panels reinforced with graphene platelets using an accurate shear deformable finite element procedure

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Published in 2020 at "Composite Structures"

DOI: 10.1016/j.compstruct.2020.112058

Abstract: Abstract The flutter behaviour of two-dimensional porous curved panels reinforced by graphene platelets exposed to supersonic flow on one side of the panels is investigated using the trigonometric shear deformation theory that satisfies stress free… read more here.

Keywords: porous curved; graphene platelets; panels reinforced; reinforced graphene ... See more keywords