Results 21 to 30 of about 1,413,492 (236)

Effectiveness and safety of electrical cardioversion for acute-onset atrial fibrillation in the emergency department: a real-world 10-year single center experience [PDF]

open access: yesClinical and Experimental Emergency Medicine, 2019
Objective Despite limited evidence, electrical cardioversion of acute-onset atrial fibrillation (AAF) is widely performed in the emergency department (ED).
Laura Bonfanti   +6 more
doaj   +1 more source

A Systematic Review of the Transthoracic Impedance during Cardiac Defibrillation [PDF]

open access: yes, 2022
For cardiac defibrillator testing and design purposes, the range and limits of the human TTI is of high interest. Potential influencing factors regarding the electronic configurations, the electrode/tissue interface and patient characteristics were ...
Baumgartner, Christian   +2 more
core   +2 more sources

Charge screening and carrier transport in AA-stacked bilayer graphene: tuning via a perpendicular electric field [PDF]

open access: yesSolid State Communications 202, (2015) 14-18, 2014
The static dielectric function in AA-stacked bilayer graphene (BLG), subjected to an electric field applied perpendicular to layers, is calculated analytically within the random phase approximation (RPA). This result is used to calculate the screened Coulomb interaction and the electrical conductivity.
arxiv   +1 more source

Integration of Attributes from Non-Linear Characterization of Cardiovascular Time-Series for Prediction of Defibrillation Outcomes [PDF]

open access: yes, 2016
Objective The timing of defibrillation is mostly at arbitrary intervals during cardio-pulmonary resuscitation (CPR), rather than during intervals when the out-of-hospital cardiac arrest (OOH-CA) patient is physiologically primed for successful ...
Kurz, Michael C.   +3 more
core   +4 more sources

Myocardium tissue changes caused by electrical transthoracic discharges in rats [PDF]

open access: yes, 2009
Background Cardiomyocytes cytoarchitecture changes caused by transthoracic countershocks have been focused recently. We aimed to evaluate the effects of electrical discharge application in the mitochondria structure in atrial myocardium of rats.
de Abreu, Luiz Carlos   +7 more
core   +3 more sources

Inverse Relation between Condition of Heart Failure and Intrathoracic Impedance Measured by Implantable Cardioverter Defibrillator—A case report—

open access: yesJournal of Arrhythmia, 2005
The patient was a 78-year-old man with dilated cardiomyopathy. His cardio-thoracic ratio was 60.4% and left ventricular ejection fraction (LVEF) was 33%. He had been repeatedly admitted for congestive heart failure.
Kohei Matsushita, MD   +13 more
doaj   +1 more source

Statistic electromotive force of solid-state conductor P / polar liquid L / solid-state conductor N capacitor [PDF]

open access: yesarXiv, 2023
Based on the energy conversion of the dynamic electric effect from the solid/liquid contact double electric layer is the dynamic electromotive potential, this paper studies the static appearance and the release of the electric field energy of the solid/liquid contact double electric layer, so a special capacitor (P/L/N capacitor) of solid conductor P /
arxiv  

Autoresuscitation: A Case and Discussion of the Lazarus Phenomenon

open access: yesCase Reports in Medicine, Volume 2015, Issue 1, 2015., 2015
Lazarus phenomenon or autoresuscitation is a very rare condition defined as delayed unassisted return of spontaneous circulation after cessation of cardiopulmonary resuscitation. Based on a case with a 67‐year‐old male who came back to life after discontinuation of cardiopulmonary resuscitation, we discuss the background and possible countermeasures ...
Kjartan Eskjaer Hannig   +3 more
wiley   +1 more source

Therapeutic indices for transchest defibrillator shocks: Effective, damaging, and lethal electrical doses [PDF]

open access: yes, 1980
Although prospective studies of defibrillator shock overdose cannot be performed in man, the therapeutic indices of various defibrillating current waveforms can be measured in animals.
Babbs, Charles F   +4 more
core   +2 more sources

Outcome of Prolonged Ventricular Fibrillation and CPR in a Rat Model of Chronic Ischemic Left Ventricular Dysfunction

open access: yesBioMed Research International, Volume 2013, Issue 1, 2013., 2013
Patients with chronic left ventricular (LV) dysfunction are assumed to have a lower chance of successful CPR and lower likelihood of ultimate survival. However, these assumptions have rarely been documented. Therefore, we investigated the outcome of prolonged ventricular fibrillation (VF) and CPR in a rat model of chronic LV dysfunction. Sprague‐Dawley
Xiangshao Fang   +5 more
wiley   +1 more source

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