• Preliminary study of Mitral Valve repair in Sudan Heart Center, presented at the 16th world congress of the world Society of Cardio-Thoracic Surgeons,Ottawa,Canada.• Hemodynamic monitoring with the help of Endocrinal echocardiography , Materials of  VIII symposium with international participation (modern methods of tool diagnostics), Sandrikov A,Mohieldin MM, Revunka G.A, Kulgina T.A. Buravihina T.A, Moscow.• Intrusive and non-intrusive of the myocardium deformity. Materials of VIII symposium with international participation(modern methods of tool diagnostics), Sandrikov A., Mohieldin MM. Buravihina T.A, Moscow.• Mitral Valve Repair is the future. Victor A I, Sandrikov V, Mohieldin MM. presented at the Arabic Surgeons International Joint Meeting.• Cardiac Surgery in The Elderly-should we Do it?!, Ahmed A.E, Zead K., Fadul A, Mohieldin MM, Presented at the Arabic Surgeons International Joint meeting .• Minimaly invasive aortic and mitral valve Replacement Does it work?• Ahmed A.E, Zead K., Fadul A, Mohieldin MM, Presented at the Arabic Surgeons International Joint meeting.• Surgery for Ascending and Descending aorta our experience. Ahmed A.E, Zead K., Fadul A, Mohieldin MM, Presented at the Arabic Surgeons International Joint meeting.• Pericardial effusion in cardiac Surgery. Ahmed A.E, Mr.Zead K., Fadul A, Mohieldin MM, Presented at the Arabic Surgeons International Joint meeting.• Early experience CABG in Sudan Heart Center ,Mr. Ahmed A.E, Mr.Zead K., Fadul A, Mohieldin MM, Arabic Surgeons International Joint meeting .• Features of uses of the Octopus system At revascularization of myocardium for The patients with coronary disese aged 65 and elder  Byandin N L,Mohieldin M.M, Russian Academy of  Medical  Sciences.• Surgical tactics in the treatment of active Infective endocarditis. Comparison of The results of a prosthetic repair of valves And plastic surgery.Byandin N L, Mohieldin M.M. Russian Academy of  Medical  Sciences.• Extra anatomic shunt procedure at patients For the repeated surgeries in coronary Disease cases.Bayandin N.L, Mohieldin M. Russian Academy of MedicalSciences.• Comparative Research of Low-intensive Helium-neon laser, perlinganit and obsidian  Effect on mitochondrial apparatus in Rabbits in hypodynamia Vicror I R ,Daushka KK,Mohieldin MM, Annual  of Russian Academy of medical Science.                         • An experimental model of intenstinal Klebsiala (disease set by Friedlanders  Bacillus). Mohieldin MM, Nesterov A.S. Works of young Scientists.• Myocardial contractile apparatus in rabbits Under the action of obsidian and helium-Neon laser in hypodynamia ,Vicror I R ,Daushka KK, Mohieldin MM, Annual  of  Russian Academy of M.S.• Antiischemic effect of low-intensive helium-neon laser (morphological aspects),Victor I R, Mohieldin MM, , faculty of Medicine Moscow State University ,Academy of Medicine Kaunas, Annual  of Russian Academy of medical Sciences .• Abilities to correct acute myocardial ischemic injuries by a low –intensive helium –neon laser., Victor I R, Mohieldin MM, faculty of Medicine Moscow State University ,Academy of Medicine Kaunas, Annual  of Russian Academy of medical Sciences .• Diagnostics and differentiated treatment of pericarditis at myocardial infarction., Mohielidn  MM, Gavrilina I.V, Works of  Young Scientists .