Results 101 to 110 of about 63,370 (285)

Intramyocardial electrograms measurements in patients after heart transplantation

open access: yesZdravniški Vestnik, 2005
Background: Adequate detection and treatment of acute allograft rejection is one of the most important predictors of post-transplant survival of cardiac transplant recipients.
Bojan Vrtovec   +3 more
doaj  

Inhomogeneities in 3 dimensional oscillatory media

open access: yesNetworks and Heterogeneous Media, 2015
We consider localized perturbations to spatially homogeneous oscillations in dimension 3 using the complex Ginzburg-Landau equation as a prototype. In particular, we will focus on inhomogeneities that locally change the phase of the oscillations.
Gabriela Jaramillo
doaj   +1 more source

Magnetic Resonance Imaging in patients with ICDs and Pacemakers [PDF]

open access: yes, 2005
Magnetic resonance (MR) imaging has unparalleled soft-tissue imaging capabilities. The presence of devices such as pacemakers and implantable cardioverter/defibrillators (ICDs), however, is historically considered a contraindication to MR imaging.
Ariel, Roguin, Prashant, Nair
core  

WHICH PACEMAKER?

open access: yesInternational Journal of Clinical Practice, 1991
INTRODUCTION The first fully implantable cardiac pacemaker was inserted by Elmqvist and Senning in 19591 into an electrical engineer suffering from complete atrioventricular (AV) block. He is still alive today. Since then, and more specifically in the last decade, cardiac pacing has been transformed by technological innovation, and has resulted in ...
openaire   +2 more sources

Post‐Translational Modifications in Animal Circadian Clocks

open access: yesAdvanced Science, EarlyView.
Circadian clocks coordinate physiology with daily environmental cycles through conserved transcriptional–translational feedback loops. This review summarizes how post‐translational modifications fine‐tune clock function, highlights the evolutionary convergence of circadian timekeeping in Drosophila and mammals, and emphasizes the central of these ...
Xianhui Liu, Yong Zhang
wiley   +1 more source

Comparison of DeePMD, MTP, GAP, ACE and MACE Machine‐Learned Potentials for Radiation‐Damage Simulations: A User Perspective

open access: yesAdvanced Intelligent Discovery, EarlyView.
The authors evaluated six machine‐learned interatomic potentials for simulating threshold displacement energies and tritium diffusion in LiAlO2 essential for tritium production. Trained on the same density functional theory data and benchmarked against traditional models for accuracy, stability, displacement energies, and cost, Moment Tensor Potential ...
Ankit Roy   +8 more
wiley   +1 more source

Hacking NHS Pacemakers: A Feasibility Study [PDF]

open access: yes
Pacemakers are common types of implants, in recent years there have been growing concerns around the security within these devices. This paper was created with the assistance of the NHS staff at NGH, it attempts to answer the question of if it is ...
Beavers, Jake   +2 more
core  

Brugada Syndrome: New Implications for Heterozygous Carriers of the Pathogenic SCN5A c.689T>C(p.Ile230Thr) Variant

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Pathogenic variants in the SCN5A gene and its subunits have been identified in individuals with Brugada Syndrome. One such SCN5A variant, c.689T>C(p.Ile230Thr), was previously reported as disease‐causing only in homozygous individuals, with heterozygous carriers being unaffected.
Shayla Shojaat   +2 more
wiley   +1 more source

A Comparative Numerical Study on Piezoelectric Energy Harvester for Self‐Powered Pacemaker Application

open access: yesGlobal Challenges, 2018
This study proposes the design of a micro‐spiral‐shaped piezoelectric energy harvester that scavenges energy from blood pressure variation in the cardiac cycle.
Anuruddh Kumar   +5 more
doaj   +1 more source

Importance of maintained atrio-ventricular synchrony in patients with pacemarkers [PDF]

open access: yes, 2017
The effect of atrial contraction on cardiac function is reviewed in patients with dual chamber and rate-responsive ventricular pacemakers. The question posed was is there any haemodynamic, clinical or prognostic advantage of AV synchrony in dual chamber ...
FRIELINGSDORF, J.   +2 more
core  

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