Tags Archives: recirculation

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Factors Influencing Recirculation in Veno-Venous Extracorporeal Membrane Oxygenation: Insights From a Controlled Bench Study

Abstract This study investigated factors influencing recirculation in veno-venous extracorporeal membrane oxygenation (VV ECMO) using a controlled bench model comprising a VV ECMO circuit and a mock circulatory loop with..

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Impact of Multistage Cannula on Recirculation in Various Venovenous Extracorporeal Membrane Oxygenation Cannulation Strategies

Abstract We aimed to compare recirculation of venovenous extracorporeal membrane oxygenation (V-V ECMO) administered with various cannula placements for femoro-femoral (F-F) and femoro-jugular (F-J) configurations in patients with respiratory failure...

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Impact of Cannulation Strategy and Extracorporeal Blood Flow on Recirculation During Veno-Venous Extracorporeal Membrane Oxygenation

Abstract Introduction Veno-venous extracorporeal membrane oxygenation (V-V ECMO) is increasingly used in the treatment of severe respiratory failure. Despite a significant increase in the worldwide use of extracorporeal lung assist..

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Recirculation in Veno-Venous Extracorporeal Membrane Oxygenation

Abstract This review focuses on recirculation in the context of Veno-Venous Extracorporeal Life Support in adults. The methods employed to calculate and quantify the extent of recirculation, as well as..

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Extracorporeal Membrane Oxygenation Ouroboros: A Rare Cause of Mass Recirculation During Femoro-Jugular Venovenous ECMO

Abstract A 53 year old female was referred to our quaternary center for venovenous extracorporeal membrane oxygenation (ECMO) retrieval. Following a brief admission for a cosmetic procedure, she had represented..

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A novel strategy to reduce the recirculation of venovenous extracorporeal membrane oxygenation: Inferior vena cava closure technology

Abstract The recirculation of venovenous extracorporeal membrane oxygenation (VV-ECMO) will decrease the efficiency of respiratory support. We report a patient with refractory severe acute respiratory distress syndrome (ARDS). Even with..

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When Veno-Venous ECMO Recirculation Counts

Over the last two years, Extracorporeal Membrane Oxygenation (ECMO) has emerged as a therapy for COVID-related Acute Respiratory Distress Syndrome (ARDS) and continues to be a successful therapy for ARDS..

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The physiology of extracorporeal membrane oxygenation: The Fick principle

Abstract Extracorporeal membrane oxygenation (ECMO) can be delivered in veno-arterial (VA) and veno-venous (VV) configurations based on the cannulation strategy. VA and VV ECMO are delivered primarily for haemodynamic and..

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Usefulness of Self-Expanding Drainage Cannula in Venovenous Extracorporeal Membrane Oxygenation

Abstract Inadequate venous drainage decreases the efficiency of extracorporeal membrane oxygenation (ECMO). Pump augmentation may even make it worse due to collapse of the venous system under negative pressures. Furthermore, recirculation is..

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Recirculation in Venovenous Extracorporeal Membrane Oxygenation

Abstract Recirculation, a phenomenon in which reinfused oxygenated blood is withdrawn by the drainage cannula without passing through the systemic circulation, decreases the efficiency with which venovenous extracorporeal membrane oxygenation..

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Evaluation of Recirculation During Venovenous Extracorporeal Membrane Oxygenation Using Computational Fluid Dynamics Incorporating Fluid-Structure Interaction

Abstract Recirculation in venovenous extracorporeal membrane oxygenation (VV ECMO) leads to reduction in gas transfer efficiency. Studies of the factors contributing have been performed using in vivo studies and computational..

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