CPB: cardiopulmonary bypass, PFO: patent foramen ovale, TAP: tricuspid annuloplasty, LAA: left atrial appendage , TTE: transthoracic echocardiography, PHT: pressure half time, LVDd: left ventricular end-diastolic dimension, LVDs: left ventricular end-systolic dimension, LAD: left atrial diameter, MR: mitral valve regurgitation, MV: mitral valve, mPG: mean pressure gradient,, TR: tricuspid valve regurgitation