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Related Experiment Video

Updated: Jul 5, 2026

A New Single Chamber Implantable Defibrillator with Atrial Sensing: A Practical Demonstration of Sensing and Ease of Implantation

A New Single Chamber Implantable Defibrillator with Atrial Sensing: A Practical Demonstration of Sensing and Ease of Implantation

Published on: February 28, 2012

Experience with over 1000 implanted ventricular assist devices.

Evgenij V Potapov¹, Antonio Loforte, Yuguo Weng

¹Department of Cardiothoracic and Vascular Surgery, Deutsches Herzzentrum Berlin, Germany. potapov@dhzb.de

Journal of Cardiac Surgery

|April 26, 2008

Summary

This summary is machine-generated.

Ventricular assist devices (VADs) improve survival in heart failure patients. Early VAD implantation before profound shock is crucial, especially for postcardiotomy cases, to enhance outcomes and enable recovery or bridge to transplantation.

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Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart

Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart

Published on: May 11, 2018

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Last Updated: Jul 5, 2026

A New Single Chamber Implantable Defibrillator with Atrial Sensing: A Practical Demonstration of Sensing and Ease of Implantation

A New Single Chamber Implantable Defibrillator with Atrial Sensing: A Practical Demonstration of Sensing and Ease of Implantation

Published on: February 28, 2012

Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart

Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart

Published on: May 11, 2018

Area of Science:

Cardiology
Cardiovascular Surgery
Medical Devices

Background:

Ventricular assist devices (VADs) are critical for managing end-stage and acute heart failure.
Improved survival rates have been observed with VAD use.

Purpose of the Study:

To present a long-term experience with VAD implantation since 1987.
To analyze outcomes in a large cohort of patients receiving VADs.

Main Methods:

A retrospective analysis of 1026 VAD implantations in 970 patients between 1987 and 2006.
Indications included cardiomyopathy, postcardiotomy failure, myocardial infarction, and graft failure.
VAD types included left ventricular, biventricular, right ventricular, and total artificial hearts.

Main Results:

Higher early mortality was noted in postcardiotomy heart failure (50.9%) compared to cardiogenic shock (31.1%) and end-stage heart failure (28.9%) groups.
270 patients were successfully bridged to heart transplantation (HTx) with no significant difference in long-term survival post-HTx.
Myocardial recovery allowed device explantation in 76 patients; 114 were discharged home.

Conclusions:

VAD implantation can facilitate recovery from secondary organ failure.
Consider VADs before profound cardiogenic shock develops.
Develop improved algorithms for postcardiotomy heart failure to enhance survival and outpatient VAD management.