RecruitingDevice studyReal World Effectiveness of the Cordella Pulmonary Artery Sensor System in Patients With Chronic Heart Heart FailureThis retrospective, non-randomized cohort study will evaluate how well the Cordella PA Sensor System works compared to standard medication treatment in people with chronic heart failure. The study will track patients for two years to see if those using the Cordella system have fewer deaths and hospitalizations related to heart failure.