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Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
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Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

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[Appropriate procedure for pacemaker and ICD malfunction].

Axel Kloppe1, Fabian Schiedat2, Andreas Mügge2

  • 1Abteilung für Kardiologie und Angiologie des Universitätsklinikum Bergmannsheil Bochum, Ruhr-Universität Bochum, Bürkle-de-la-Camp-Platz 1, 44789, Bochum, Deutschland. axel.kloppe@rub.de.

Herzschrittmachertherapie & Elektrophysiologie
|February 9, 2020
PubMed
Summary
This summary is machine-generated.

Malfunctions in pacemaker and defibrillator systems can cause inadequate or ineffective therapy. This review details common device failures and outlines detection and treatment strategies for physicians.

Keywords:
12-channel ECGDevice failureHeart diseasesImplantable cardioverter-defibrillatorLead complications

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Area of Science:

  • Cardiology
  • Biomedical Engineering
  • Medical Device Technology

Background:

  • Implanted pacemaker and defibrillator systems are crucial for cardiac therapy.
  • Device malfunctions can compromise therapeutic efficacy, leading to inadequate or absent treatment.
  • Increasing device complexity and patient longevity necessitate expert management of system failures.

Purpose of the Study:

  • To review frequent malfunctions in pacemaker and defibrillator systems.
  • To identify specific problems associated with device components.
  • To present solutions and treatment options for detected malfunctions.

Main Methods:

  • Literature review of pacemaker and defibrillator malfunctions.
  • Analysis of device components (battery, CPU, electrodes, etc.) and failure modes.
  • Synthesis of reported problems and established treatment protocols.

Main Results:

  • Malfunctions can affect any device component, including battery, capacitor, CPU, connectors, soldering points, and electrodes.
  • Therapeutic issues range from inadequate stimulation to failure to deliver shocks for ventricular tachyarrhythmia.
  • Ineffective therapy delivery is a significant consequence of system malfunctions.

Conclusions:

  • A structured approach is essential for timely detection and management of pacemaker and defibrillator malfunctions.
  • Physicians require updated knowledge on device function and failure modes for optimal patient care.
  • Understanding and addressing device failures are critical for improving outcomes in cardiac device therapy.