Results 41 to 50 of about 793,672 (364)

Change in cycle length during pacemaker‐mediated tachycardia: What is the mechanism?

open access: yesClinical Case Reports, 2021
A thorough understanding of advanced device algorithms designed to promote intrinsic atrioventricular conduction is mandatory to allow appropriate management of arrhythmias induced by pacing, particularly when other types of tachycardia are involved.
Guilherme Fenelon   +4 more
doaj   +1 more source

Detecting and monitoring arrhythmia recurrence following catheter ablation of atrial fibrillation. [PDF]

open access: yes, 2015
Atrial fibrillation (AF) is the most common arrhythmia prompting clinical presentation, is associated with significant morbidity and mortality. The incidence and prevalence of this arrhythmia is expected to grow significantly in the coming decades.
Ajijola, Olujimi A   +2 more
core   +2 more sources

R-wave synchronised atrial pacing in pediatric patients with postoperative junctional ectopic tachycardia: the atrioventricular interval investigated by computational analysis and clinical evaluation

open access: yesBioMedical Engineering OnLine, 2017
Background R-wave synchronised atrial pacing is an effective temporary pacing therapy in infants with postoperative junctional ectopic tachycardia. In the technique currently used, adverse short or long intervals between atrial pacing and ventricular ...
Andreas Entenmann   +3 more
doaj   +1 more source

Near-field ablation threshold of cellular samples at mid-IR wavelengths [PDF]

open access: yes, 2012
We report the near-field ablation of material from cellulose acetate coverslips in water and my- oblast cell samples in growth media, with a spot size as small as 1.5 {\mu}m under 3 {\mu}m wavelength radiation. The power dependence of the ablation process has been studied and comparisons have been made to models of photomechanical and plasma-induced ...
arxiv   +1 more source

Catheter ablation of atrial fibrillation : radiofrequency catheter ablation for redo procedures after cryoablation [PDF]

open access: yes, 2013
Aim: To evaluate the effectiveness of two different strategies using radiofrequency catheter ablation for redo procedures after cryoablation of atrial fibrillation. Methods: Thirty patients (paroxysmal atrial fibrillation: 22 patients, persistent atrial
Gramley, Felix, Kettering, Klaus
core   +1 more source

Accretion–ablation mechanics

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2023
In this paper, we formulate a geometric nonlinear theory of the mechanics of accreting–ablating bodies. This is a generalization of the theory of accretion mechanics of Sozio & Yavari (Sozio & Yavari 2019 J. Nonlinear Sci. 29 , 1813–1863 (doi:10.1007/s00332-019-09531-w)).
Satya Prakash Pradhan, Arash Yavari
openaire   +3 more sources

The safety and ablation efficacy of ultrasound-guided high-intensity focused ultrasound ablation for desmoid tumors

open access: yesInternational Journal of Hyperthermia, 2021
Objective To evaluate the safety and efficacy of ultrasound-guided high-intensity focused ultrasound (USgHIFU) ablation for desmoid tumors (DTs). Method A total of 111 patients with histologically proven DTs were included and treated by USgHIFU ablation.
Rong Zhang   +7 more
doaj   +1 more source

Hepatic arterial infusion chemotherapy and sequential ablation treatment in large hepatocellular carcinoma

open access: yesInternational Journal of Hyperthermia, 2022
Aim To investigate the individualized survival benefit of hepatic arterial infusion chemotherapy (HAIC) and sequential ablation treatment in large hepatocellular carcinoma (HCC) patients.Methods Between February 2016 and December 2020, a total of 228 HCC
Huimin You   +5 more
doaj   +1 more source

"Properties of lightweight, ablation and thermal insulation materials

open access: yesHecheng xiangjiao gongye, 2022
Methyl vinyl silicone rubber and methyl vinyl phenyl silicone rubber were used as the matrix, silica and boron phenolic resin (BF) were added for mixing, a light ablative heat insulation material was prepared. The density of the heat insulation material,
GONG Yun-Long, LIU Qian, DENG Jun-xia, LIU Pan-pan, LIU Yan-hui
doaj   +1 more source

Measurement of ultrashort laser ablation of four metals (Al, Cu, Ni, W) in single pulse regime [PDF]

open access: yesAdvanced Optical Technologies, 2020, 9 (3), pp.131-143, 2020
We provide measurements of ablation of four post-transition and transition metals (aluminum, copper, nickel and tungsten) irradiated by single 800 nm laser pulses, in ultrashort regime from 100 fs pulse duration down to 15 fs covering a temporal range little explored yet. For each metal and pulse duration tested, we measure its ablation characteristics
arxiv   +1 more source

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