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Related Experiment Video

Updated: May 31, 2026

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

Biventricular assist devices: a technical review.

Shaun D Gregory¹, Daniel Timms, Nicholas Gaddum

¹School of Engineering Systems and Medical Device Domain, Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, QLD 4001, Australia. shaun.gregory@qut.edu.au

Annals of Biomedical Engineering

|July 9, 2011

Summary

Biventricular assist devices (BiVADs) offer an alternative for end-stage heart failure when donor organs are scarce. Newer implantable BiVADs aim to improve quality of life, though control strategies require refinement.

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Use of a Percutaneous Ventricular Assist Device/Left Atrium to Femoral Artery Bypass System for Cardiogenic Shock

Use of a Percutaneous Ventricular Assist Device/Left Atrium to Femoral Artery Bypass System for Cardiogenic Shock

Published on: August 16, 2021

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Last Updated: May 31, 2026

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

Use of a Percutaneous Ventricular Assist Device/Left Atrium to Femoral Artery Bypass System for Cardiogenic Shock

Use of a Percutaneous Ventricular Assist Device/Left Atrium to Femoral Artery Bypass System for Cardiogenic Shock

Published on: August 16, 2021

Area of Science:

Cardiology
Biomedical Engineering
Medical Devices

Background:

End-stage heart failure often requires transplantation, but donor organ shortages necessitate mechanical circulatory support.
Left ventricular assist devices (LVADs) are common, but up to 50% of recipients develop right ventricular failure, requiring biventricular assist devices (BiVADs).

Purpose of the Study:

To provide a technical review of clinically applied and developing biventricular assist devices (BiVADs).
To discuss the evolution of BiVAD technology from first-generation to newer implantable systems.

Main Methods:

Review of existing literature and clinical data on first-generation pulsatile paracorporeal BiVADs.
Analysis of emerging second and third-generation implantable rotary BiVADs utilizing advanced bearing and levitation systems.

Main Results:

First-generation BiVADs, while life-saving, are bulky, external, and associated with complications like infection and thrombus formation.
Newer rotary BiVADs offer potential for fully implantable, long-term solutions but require improved control strategies for volume balancing.

Conclusions:

Biventricular assist devices (BiVADs) are crucial for patients with biventricular failure, offering an alternative to heart transplantation.
Continued development of implantable BiVADs promises an improved quality of life for patients with total heart failure.