Transcatheter Aortic Valve Replacement Single Center Registry in Chinese Population

Inclusion Criteria: * Patients with symptomatic aortic stenosis/regurgitation * Subject has been informed of the nature of the study, agrees to its provisions and has provided written informed consent. * The subject agrees to comply with specified follow-up evaluations and to return to the investigational site where the procedure was performed. * Patients are technical and anatomical eligible for interventions Exclusion Criteria: * A known hypersensitivity or contraindication to any of the following which cannot be adequately pre-medicated: Aspirin Heparin (HIT/HITTS) and bivalirudin Nitinol (titanium or nickel) Ticlopidine and clopidogrel Contrast media * Subject refuses a blood transfusion. * Other medical, social, or psychological conditions that in the opinion of an Investigator precludes the subject from appropriate consent. * Life expectancy is less than one year