Extracorporeal Life Support (ECLS) = 에크모, 체외막산소화장치 (ECMO, Extracorporeal membrane oxygenation) Respiratory ECLS or Veno-Venous (VV) ECLS Venous blood (>1.5L/min) is aspirated from the vena cava or RA, passes through the pump and oxygenator and is then pumped back to the RA. VV ECLS provides support for severe respiratory failure, there is no direct cardiac support with VV ECLS. VA ECLS can also ..