Inclusion Criteria  STEMI not reperfused between 24 hours and 28 days MI-related artery with > or = 50% Segmental dysfunction in the artery related to infarction. Technical feasibility for PCI recanalization Absence of Myocardial Viability  3.3 Exclusion criteria  Age > 80 years < 1 year life expectancy Post MI Angina Clinical Instability Electrical Instability Previous Infarction with segment disfunction New York Heart Association (NYHA) class III or IV of heart failure. Previous diagnosis of congestive heart failure or cardiomyopathy Severe heart valve disease Absence of segmental dysfunction in the artery related to infarction Coronary angiography without obstructive lesions Indication of myocardial revascularization surgery Opted for clinical treatment for technical reasons Serum creatinine concentration greater than 2.5 mg/dl Pacemaker or Implantable Cardiodefibrillator (ICD) Brain Clip Carriers Patients with Cochlear Implants Refusal to sign the Informed Consent Form (ICF). Inability to maintain outpatient follow-up for 6 months.