Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Venous Return

Venous Return

The circulatory system plays a crucial role in ensuring the optimal functioning of the human body. One of its critical components is venous return - the process that completes the blood circulation cycle. This article will delve into the concept of venous return, how it works, and its significance to our health.
What is Venous Return?
Venous return refers to the rate at which blood flows back to the heart from the body's peripheral veins. It's an integral part of the circulatory system...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Pseudo-Harlequin syndrome: a case report.

European heart journal. Case reports·2026

Same author

Contemporary evidence in protected percutaneous coronary intervention: a case-based review.

European heart journal supplements : journal of the European Society of Cardiology·2026

Same author

Patient selection for complex, high-risk indicated percutaneous coronary intervention procedures: an overview.

European heart journal supplements : journal of the European Society of Cardiology·2026

Same author

Renal denervation in patients with uncontrolled hypertension and renal artery stenosis assessed by invasive physiology.

Journal of nephrology·2026

Same author

Cardiac Intensive Care Unit Appropriate Patient Selection and Triage: A Scientific Statement From the American Heart Association.

Circulation·2026

Same author

Cardiopulmonary interactions during positive pressure ventilation: a clinico-physiological framework.

European heart journal. Acute cardiovascular care·2026

Search research articles

Related Experiment Video

Updated: Sep 4, 2025

Point-of-Care Ultrasound for Peripheral Veno-Arterial Extracorporeal Membrane Oxygenation Without Left Ventricular Venting

Point-of-Care Ultrasound for Peripheral Veno-Arterial Extracorporeal Membrane Oxygenation Without Left Ventricular Venting

Published on: January 17, 2025

Interaction between VA-ECMO and the right ventricle.

Elena Puerto¹, Guido Tavazzi², Alessia Gambaro³

¹Servicio de Cardiología, Hospital Universitario 12 de Octubre e Instituto de Investigación Sanitaria Hospital 12 de Octubre (imas12), Madrid, Spain.

Hellenic Journal of Cardiology : HJC = Hellenike Kardiologike Epitheorese

|July 21, 2022

Summary

Right ventricular (RV) function is key for weaning from veno-arterial extracorporeal membrane oxygenation (VA-ECMO). RV performance during VA-ECMO is stable and not affected by cannulation or pre-existing failure, but pre-implantation RV health predicts successful weaning.

Keywords:

Extracorporeal membrane oxygenation (ECMO)acute failure cannulation right ventricle (RV)systolic dysfunction

More Related Videos

Insertion, Maintenance, and Removal of the Percutaneous Dual Lumen Cannula Right Ventricular Assist Device

Insertion, Maintenance, and Removal of the Percutaneous Dual Lumen Cannula Right Ventricular Assist Device

Published on: July 20, 2022

Veno-Venous Extracorporeal Membrane Oxygenation in a Mouse

Veno-Venous Extracorporeal Membrane Oxygenation in a Mouse

Published on: October 24, 2018

Related Experiment Videos

Last Updated: Sep 4, 2025

Point-of-Care Ultrasound for Peripheral Veno-Arterial Extracorporeal Membrane Oxygenation Without Left Ventricular Venting

Point-of-Care Ultrasound for Peripheral Veno-Arterial Extracorporeal Membrane Oxygenation Without Left Ventricular Venting

Published on: January 17, 2025

Insertion, Maintenance, and Removal of the Percutaneous Dual Lumen Cannula Right Ventricular Assist Device

Insertion, Maintenance, and Removal of the Percutaneous Dual Lumen Cannula Right Ventricular Assist Device

Published on: July 20, 2022

Veno-Venous Extracorporeal Membrane Oxygenation in a Mouse

Veno-Venous Extracorporeal Membrane Oxygenation in a Mouse

Published on: October 24, 2018

Area of Science:

Cardiology
Critical Care Medicine
Cardiovascular Surgery

Background:

The right ventricle's (RV) response to veno-arterial extracorporeal membrane oxygenation (VA-ECMO) is unpredictable.
Pre-existing ventricular failure and cannulation strategy may influence RV performance during VA-ECMO.

Purpose of the Study:

To assess RV performance during VA-ECMO support.
To identify predictors of successful weaning from VA-ECMO based on RV function.

Main Methods:

Retrospective analysis of echocardiographic data from 87 adult patients on VA-ECMO.
Multivariable logistic regression to evaluate predictors of successful weaning due to myocardial recovery.

Main Results:

RV size and function parameters remained stable during VA-ECMO support, irrespective of cannulation or pre-existing failure.
Successful weaning was predicted by the absence of RV dysfunction before VA-ECMO and on the last day of support.
RV function recovery during VA-ECMO favored successful weaning, especially in patients with acute RV failure and longer support duration.

Conclusions:

Preservation or improvement of RV function during VA-ECMO is crucial for successful weaning.
RV echocardiographic performance is stable and not significantly influenced by cannulation type or pre-implantation ventricular failure.
Pre-implantation RV status is a critical predictor for successful VA-ECMO weaning.