Model of endothelialised membrane oxygenation (EndOxy). Oxygen and carbon dioxide are exchanged between blood and gas via an endothelialised membrane. PDMS, polydimethylsiloxane. (Adopted from Hellmann et al., 2020 [133]. This is an open access article under the terms of the Creative Commons Attribution-Non-Commercial License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited and is not used for commercial purposes. https://creativecommons.org/licenses/by-nc/4.0/. With permission from John Wiley and Sons, the license number is 6032471286131.)