Results 11 to 20 of about 1,373,083 (370)

Trends in Cardiac Pacemaker Batteries [PDF]

open access: yesIndian Pacing and Electrophysiology Journal, 2004
Batteries used in Implantable cardiac pacemakers-present unique challenges to their developers and manufacturers in terms of high levels of safety and reliability.
Venkateswara Sarma Mallela   +2 more
doaj   +2 more sources

Modern Perspectives on Numerical Modeling of Cardiac Pacemaker Cell

open access: yesJournal of Pharmacological Sciences, 2014
.: Cardiac pacemaking is a complex phenomenon that is still not completely understood. Together with experimental studies, numerical modeling has been traditionally used to acquire mechanistic insights in this research area.
Victor A. Maltsev   +4 more
doaj   +2 more sources

Electrosurgery and cardiac pacemakers

open access: bronzeJournal of the American Academy of Dermatology, 1983
There are two basic types of cardiac pacemakers: (1) Fixed-rate pacemakers stimulate the heart at a regular rate independent of the intrinsic heart rate. (2) Demand pacemakers sense the heart's spontaneous rhythm. They are more commonly used because they are noncompetitive with the heart.
Jack E. Sebben
openalex   +4 more sources

Cardiac Pacemakers

open access: bronzeJournal of Surgical Research, 1967
Abstract The fact that prolonged electrical treatment for complete heart block and other arrhythmias is possible cannot be disputed. There is, however, a continuing need to define the parameters of long-term stimulation in precise terms which include current, voltage, stimulus duration, electrode surface area, and a specific need to relate these to ...
William E. Neville
openalex   +4 more sources

Midterm Follow-up and Outcome of Pacemakers in Children: A Single Center Experience [PDF]

open access: yesJournal of Health Sciences and Surveillance System, 2022
Background: Pacemaker implantation is an effective life-long treatment in patients with atrioventricular block to generate a reliable heartbeat. Choosing between epicardial and endocardial (trans-venous) techniques in children is based on the cardiac ...
Hamid Amoozgar   +5 more
doaj   +1 more source

A self-assembled implantable microtubular pacemaker for wireless cardiac electrotherapy

open access: yesScience Advances, 2023
The current cardiac pacemakers are battery dependent, and the pacing leads are prone to introduce valve damage and infection, plus a complete pacemaker retrieval is needed for battery replacement.
Shaolei Wang   +12 more
semanticscholar   +1 more source

Feasibility of physiological pacing rate in cardiac resynchronization therapy

open access: yesESC Heart Failure, 2023
Aims Although cardiac resynchronization therapy (CRT) improves functional capacity in heart failure patients, a blunted heart rate (HR) response remains after treatment.
Caio V. Spaggiari   +5 more
doaj   +1 more source

Minithoracotomy as the primary alternative for left ventricular lead implantation during cardiac resynchronization therapy: Can the cardiac surgeon reduce the number of nonresponders [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2017
Introduction/Objective. Numerous anomalies of the cardiac venous system prevent the optimal endovascular implantation of the left ventricular (LV) lead in more than 15% of patients with indication for cardiac resynchronization therapy (CRT).
Savić Dragutin   +2 more
doaj   +1 more source

Impact of Chronic Fetal Hypoxia and Inflammation on Cardiac Pacemaker Cell Development [PDF]

open access: yesCells, 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.
Martin G Frasch, D. Giussani
semanticscholar   +1 more source

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