Background: Extracorporeal membrane oxygenation (ECMO) is a temporary mechanical support system that handles the function of the heart and/or lungs in patients with a variety of cardiac and respiratory problems. Veno-arterial ECMO is most commonly used for patients recovering from heart surgery. suffering from cardiac shock. or awaiting a heart transplant. https://www.roneverhart.com/PG201004AV-Air-Compressor-Tank-Bushing-2-X-1-4-Campbell-Hausfeld/