Results 21 to 30 of about 110,223 (206)

Transcatheter valve repair of tricuspid regurgitation with the PASCAL system: TriCLASP study 30‐day results

open access: yesCatheterization and Cardiovascular Interventions, Volume 100, Issue 7, Page 1291-1299, December 1, 2022., 2022
Abstract Background Severe tricuspid regurgitation (TR) is independently associated with increased morbidity and mortality. Percutaneous transcatheter approaches may offer an alternative for patients not amenable to surgery. Methods TriCLASP is a prospective, single‐arm, multicenter European post‐market clinical follow‐up study (NCT04614402) to ...
Stephan Baldus   +18 more
wiley   +1 more source

Heteroclinic units acting as pacemakers: Entrained dynamics for cognitive processes [PDF]

open access: yesarXiv, 2021
Heteroclinic dynamics is a suitable framework for describing transient and reproducible dynamics such as cognitive processes in the brain. We demonstrate how heteroclinic units can act as pacemakers to entrain larger sets of units from a resting state to hierarchical heteroclinic motion that is able to describe fast oscillations modulated by slow ...
arxiv  

Transient complete heart block following catheter ablation of a left lateral accessory pathway. [PDF]

open access: yes, 2019
A 16-year-old female with symptomatic Wolff-Parkinson-White (WPW) syndrome underwent catheter ablation of a left-sided lateral accessory pathway. The accessory pathway was eliminated with the first ablation lesion; however, the patient immediately ...
Birgersdotter-Green, Ulrika   +5 more
core   +1 more source

Correlation of aortic valve annular plane assessment by on‐table three‐dimensional rotational angiography and preprocedural computed tomography

open access: yesCatheterization and Cardiovascular Interventions, Volume 100, Issue 7, Page 1316-1322, December 1, 2022., 2022
Abstract Objectives To assess the correlation between the aortic valve annular plane (AVAP) obtained by preprocedural computed tomography (CT) with on‐table three‐dimensional rotational angiography (3DRA), in patients undergoing transcatheter aortic valve replacement (TAVR).
Richard Tanner   +9 more
wiley   +1 more source

Reentrant Synchronization and Pattern Formation in Pacemaker-Entrained Kuramoto Oscillators [PDF]

open access: yesPhys. Rev. E 74, 026203 (2006), 2006
We study phase entrainment of Kuramoto oscillators under different conditions on the interaction range and the natural frequencies. In the first part the oscillators are entrained by a pacemaker acting like an impurity or a defect. We analytically derive the entrainment frequency for arbitrary interaction range and the entrainment threshold for all-to ...
arxiv   +1 more source

Impact of chronic fetal hypoxia and inflammation on cardiac pacemaker cell development [PDF]

open access: yesCells 9(3), 733, 2020, 2020
Chronic fetal hypoxia and infection are examples of adverse conditions during complicated pregnancy, which impact cardiac myogenesis and increase the lifetime risk of heart disease. However, the effects that chronic hypoxic or inflammatory environments exert on cardiac pacemaker cells are poorly understood.
arxiv   +1 more source

Safety of permanent pacemaker implantation: a prospective study [PDF]

open access: yes, 2019
Although pacemaker implantation is considered to be low risk, it is not exempt from complications and technical failures during the procedure, both in the short and long term, and the complications that such patients may present remain unknown.
Carrión Camacho, María Reyes   +3 more
core   +1 more source

Characterization, commissioning, and clinical evaluation of a commercial BeO optically stimulated luminescence (OSL) system

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract This article investigates the performance of a commercial BeO optically stimulated luminescent (OSL) dosimetry system (myOSLchip, RadPro GmbH International, Remscheid, Germany) through the application of the commissioning framework for luminescent dosimeters as described in the American Association of Physicists in Medicine Task Group 191 ...
Joseph P. Kowalski   +4 more
wiley   +1 more source

PACEMAKER: Avoiding HeART attacks in storage clusters with disk-adaptive redundancy [PDF]

open access: yes14th USENIX Symposium on Operating Systems Design and Implementation (OSDI), 2020, (pp. 369-385), 2021
Data redundancy provides resilience in large-scale storage clusters, but imposes significant cost overhead. Substantial space-savings can be realized by tuning redundancy schemes to observed disk failure rates. However, prior design proposals for such tuning are unusable in real-world clusters, because the IO load of transitions between schemes ...
arxiv  

Epithermal Neutron Beam Interference with Cardiac Pacemakers [PDF]

open access: yes, 2010
Peer ...
Auterinen, Iiro   +10 more
core   +1 more source

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