Investigating cannula tip angles in pulmonary artery ECMO: A computational study on the potential benefits of angulation for oxygen delivery

Eiman Shah, Jan Spillner, Johannes Greven, Annika Schmitz, Andreas Horbach, Yvan Fournier, Mehdi Behbahani, Institute for Bioengineering , Faculty for Medical Engineering and Techno-Mathematics, University of Applied Sciences Aachen, Department of Thoracic Surgery, RWTH Aachen University Hospital, Fluid Mechanics, Energy and Environment Department, Edf R

Perfusion

Published online on January 13, 2026

Abstract

Perfusion, Ahead of Print.
IntroductionPulmonary artery (PA) cannulation is emerging as a method for concurrent cardiac and respiratory failure, but limited data exists on how cannula positioning, particularly cannula tip angle, affects perfusion symmetry. Due to varying pulmonary ...