Fig. 3From: “UFO procedure” for massive aortic and mitral annular calcification involving left atrial and ventricular myocardium: a potential radical solutionGeneral technique of a “UFO procedure”. Intraoperative view on prepared sutures from doubled patch through mitral valve prosthesis (A). Intraoperative view on reconstructed left atrial roof using the double patch technique (B). Intraoperative view on prepared sutures for the aortic valve prosthesis (C). Intraoperative view on implanted aortic valve prosthesis (D)Back to article page