Left atrial-to-coronary sinus shunting in HFmrEF/HFpEF The ALT-FLOW Trial (Early Feasibility Study) 2-year results:
ABSTRACTBackgroundThe ALT-FLOW Early Feasibility Study (EFS) evaluated safety, hemodynamics and outcomes for the APTURE system in patients with HF and mildly reduced or preserved ejection fraction….