RecruitingDevice studyPivotal Study of the SUpira System in Patients Undergoing High-Risk Percutaneous COronaRy InTervention (HRPCI)The objective of this study is to assess the safety and efficacy of the Supira System in providing temporary cardiovascular hemodynamic support in patients undergoing HRPCI. Eligible patients will be randomized to undergo HRPCI with either the Supira System (investigational device) or the commercially available Impella systems (comparator device).