ImCardia for DHF to Treat Diastolic Heart Failure (DHF) Patient a Pilot Study

Inclusion Criteria: 1. Male or female able to understand and sign a informed consent 2. Be 50 years of age or older 3. NYHA class III, IV 4. EF \>55% 5. Candidates for aortic valve replacement due to aortic stenosis. 6. Agrees to attend all follow- up evaluations Exclusion Criteria: 1. Free wall thickness less than11.5mm 2. Adhesions are expected from a previous surgery or medical condition (e.g. s/p chest radiation therapy etc.) 3. Presence of significant myocardial scars (e.g. postinfarction) at proposed site for implant of ImCardia™device Attachment screw. 4. Likely to be need CABG following the implantation of the ImCardia™ 5. Intra-cardiac thrombus/mass 6. Myocarditis 7. Acute/chronic pericarditis 8. Not a candidate for sternotomy 9. Active infection 10. Stroke, surgery or ICD within 3 months 11. Acute coronary syndrome during the past 6 months 12. Left ventricular regional wall motion abnormalities 13. Significant valvular disease other that aortic stenosis 14. Significant pulmonary disease 15. A history of alcohol abuse, drug addiction, or other psychosocial condition that would preclude successful participation, or clear judgment and informed consent in the opinion of the Principal Investigator 16. Participating in another trial (other than non-therapeutic or interventional observation) within the last 60 days. 17. History of noncompliance to medical therapy