Inability to take dual antiplatelet or anticoagulants, hypersensitivity or allergy to aspirin or clopidogrel

Pulmonary artery aneurysm, moderate or greater PA stenosis or other PA anatomy that would prevent safe or proper use of the study device

Systemic infection or localized infection/rash at planned access site at time of procedure

Myocardial infarction, unstable angina pectoris, or a cerebrovascular accident in the previous 3 months

CRT or other Interventional cardiac procedure (except RHC) within last 3 months

Any planned cardiac procedure or inpatient procedure within the next 30 days

Pulmonary Artery DenerVation Clinical Study Using the Gradient Denervation System in Heart Failure Patients With Pulmonary Hypertension