The Defense Advanced Research Projects Agency (DARPA) is seeking innovative proposals for the GOLDen hour extended EVACuation (GOLDEVAC) project. This project aims to develop intravascular gas-exchange and trauma resuscitation through a single intravascular cannula. The goal is to enable the management of a polytrauma patient without the thrombotic complications associated with extracorporeal membrane oxygenation. The service/item being procured is the development of a device or devices that can provide intravascular gas-exchange and trauma resuscitation through a single intravascular access. This device will revolutionize the treatment of polytrauma patients by allowing for efficient and effective management without the need for multiple access points. The proposal should focus on innovative approaches that can lead to revolutionary advances in this field. All responsible sources capable of satisfying the Government's needs may submit a proposal. For more information, please refer to the full announcement on the SAM.gov Contract Opportunities website.