Results 51 to 60 of about 233,394 (414)

A Study of Unusual Pacemaker Infection by Mycobacterium Tuberculosis in Indian Patients

open access: yesIndian Pacing and Electrophysiology Journal, 2014
Background: The expanding clinical indications of cardiac rhythm management have led to an increased use of pacemaker implantation which is associated with increased incidence of pacemaker infections. Staphylococcus aureus and epidermidis account for the
Amresh Kumar, MBBS, MD (Medicine), DM (Cardiology)   +1 more
doaj   +1 more source

Pacemaker: evolution and future perspectives

open access: yes, 2023
reservedL’elettrogenesi nel cuore inizia nel nodo senoatriale e procede a diffondersi tramite il sistema di conduzione dando origine al battito. Disturbi nel sistema di conduzione cardiaco causano aritmie che possono compromettere la qualità della vita ...
BOSETTI, GIULIA
core  

Fully Wireless and Flexible Valves for Multiplexed and Prolonged Intravesical Liquid Release

open access: yesAdvanced Healthcare Materials, EarlyView.
A fundamental mechanism for the simultaneous control of multiple magnetic valves is reported in a miniature soft robotic patch for intravesical drug delivery, enabling fully wireless and programmable liquid release. Integrated with a bioadhesive interface and induction‐coupling‐based liquid volume sensing, the soft robotic patch is promising to enable ...
Boyang Xiao   +5 more
wiley   +1 more source

Downregulated lncRNA RCPCD promotes differentiation of embryonic stem cells into cardiac pacemaker-like cells by suppressing HCN4 promoter methylation

open access: yesCell Death and Disease, 2021
Long non-coding RNA (lncRNA) is receiving increasing attention in embryonic stem cells (ESCs) research. However, the roles of lncRNA in the differentiation of ESCs into pacemaker-like cells are still unclear.
Ye Zhu   +5 more
doaj   +1 more source

Cardiac Pacemaker Activity and Aging

open access: yesAnnual Review of Physiology, 2019
A progressive decline in maximum heart rate (mHR) is a fundamental aspect of aging in humans and other mammals. This decrease in mHR is independent of gender, fitness, and lifestyle, affecting in equal measure women and men, athletes and couch potatoes ...
Colin H. Peters   +2 more
semanticscholar   +1 more source

Long‐Term Hydrophilic, Anti‐Clotting, and Anti‐Fibrotic Dynamic Covalent Silicone‐Based Biomaterials

open access: yesAdvanced Healthcare Materials, EarlyView.
Dynamic covalent crosslinking of a Schiff‐base silicone elastomer with hydrazide‐functionalized polymers is demonstrated to improve the long‐term hydrophilicity as well as the anti‐fouling and anti‐clotting properties of PDMS implants. The hydrazone‐functionalized material prevents hydrophobic recovery, resists clotting, and significantly reduces ...
Norma A. Garza Flores   +12 more
wiley   +1 more source

Pacemaker Dependency after Cardiac Surgery: A Systematic Review of Current Evidence.

open access: yesPLoS ONE, 2015
BackgroundSevere postoperative conduction disturbances requiring permanent pacemaker implantation frequently occur following cardiac surgery. Little is known about the long-term pacing requirements and risk factors for pacemaker dependency in this ...
Curtis M Steyers   +2 more
doaj   +1 more source

Testing and Simulation of Multilayer Polyvinylidene Fluoride‐Based Piezoelectric Energy Harvester Devices

open access: yesAdvanced Materials Technologies, EarlyView.
The study considers the use of polymer/dielectric‐based multilayers piezoelectric Energy Harvesters (EH) to produce an output voltage and current, by exploiting the mechanical energy provided by human organs movements. In particular, the heart motion is considered from the kinematic viewpoint, and a multiphysics theoretical model is developed to assess
Hamdi Ezzin   +5 more
wiley   +1 more source

Risk Factor for Cardiac Permanent Pacemaker Infection

open access: yesJournal of Nepal Health Research Council, 2019
Background: Cardiac pacemaker infections have increased globally due to increase in demand and lack of adequate knowledge about its significantly contributing risk factors.
Hammad Shah   +3 more
doaj   +1 more source

Pacemaker allergy [PDF]

open access: yesContact Dermatitis, 2017
Allergic complications following pacemaker insertion are rare. However, when they do occur, they usually mimic pacemaker infection, which may lead to multiple device replacements and an increased burden of morbidity. Reactions can take the form of dermatitis localized in the area above implantation, and, uncommonly, generalized or remote site ...
Ljubojević Hadžavdić, Suzana   +3 more
openaire   +6 more sources

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