نتایج جستجو برای: ahmeds gonioimplant valve

تعداد نتایج: 107762  

Journal: :acta medica iranica 0
mostafa behjati-ardakani yazd cardiovascular research center, shahid sadoughi university of medical sciences, yazd, iran. seyed khalil forouzannia yazd cardiovascular research center, shahid sadoughi university of medical sciences, yazd, iran. mohammad hassan abdollahi yazd cardiovascular research center, shahid sadoughi university of medical sciences, yazd, iran. mohammadtaghi sarebanhassanabadi yazd cardiovascular research center, shahid sadoughi university of medical sciences, yazd, iran.

transluminal balloon valvuloplasty is an alternative to surgical valvotomy for congenital pulmonary valve stenosis. the aim of this study was to evaluate the long term results (to 13.5 years) of balloon pulmonary valvuloplasty. from june 1998 to january 2012, percutaneous balloon pulmonary valvuloplasty for congenital pulmonary valve stenosis was performed in 98 patients (50 males, 48 females, ...

2014
K. T. Ooi G. B. Chai E. C. Kwek

Reed valves in many small compressors arc usually activated automatically by pressure differences across the valve. These valves arc sometime called automatic valves. They have a very simple geometry and construction but they comprise one of the most complicated performance characteristics. The unsteady vibration of the valve reed during the operation requires a proper design. Generally too sti...

Journal: :the journal of tehran university heart center 0
hakimeh sadeghian tehran heart center, medical sciences / university of tehran, iran. abbasali karimi tehran heart center, medical sciences / university of tehran, iran. mehran mahmoodian tehran heart center, medical sciences / university of tehran, iran. hossein ahmadi tehran heart center, medical sciences / university of tehran, iran. seyed hesameddin abbasi tehran heart center, medical sciences / university of tehran, iran.

background: this study was undertaken to compare the outcome in patients with moderate to severe ischemic mitral regurgitation (imr) undergoing coronary artery bypass grafting (cabg) with either mitral valve repair or mitral valve replacement. methods: between march 2002 and february 2005, 49 consecutive patients (mean age: 62.84±8.42 years; mean euroscore: 10.03±3.12) with coronary artery dise...

Journal: :the journal of tehran university heart center 0
niloufar samiei heart valve disease research center, rajaei cardiovascular medical and research center, tehran university of medical sciences, tehran, iran. fahimeh kashfi heart valve disease research center, rajaei cardiovascular medical and research center, tehranuniversity of medical sciences, tehran, iran. and reproductive epidemiology research center, royan institute, acecr, tehran, iran. amirjamshid khamoushi heart valve disease research center, rajaei cardiovascular medical and research center, tehran university of medical sciences, tehran, iran. saeid hosseini heart valve disease research center, rajaei cardiovascular medical and research center, tehran university of medical sciences, tehran, iran. alireza alizadeh-ghavidel heart valve disease research center, rajaei cardiovascular medical and research center, tehran university of medical sciences, tehran, iran. robabeh taheripanah imam hossein hospital, shahid beheshti university of medical sciences, tehran, iran.

background: pregnant patients with mechanical heart valves require anticoagulation. the risk of bleeding and embryopathy associated with oral anticoagulants must be weighed against the risk of valve thrombosis. methods: in this prospective study, undertaken between 1999 and 2009, 53 pregnancies (47 women with mechanical mitral valves; 29.8 ± 4.8 years old) were studied. patients were divided in...

Journal: :iranian journal of veterinary medicine 2015
abdolrazagh rostami majid masoudifard alireza vajhi mohammad reza mokhber dezfouli ali rezakhani

background: determining the clinical significance of cardiac murmurs is widely considered in equine practice. pulmonary murmurs are commonly detected in athletic horses. echocardiography plays a leading role in assessment of these murmurs. objectives: echocardiographic evaluation of horses with pulmonary regurgitation and determining the importance of pulmonary valve murmurs. methods: a total n...

Journal: :archives of cardiovascular imaging 0
in-cheol kim division of cardiology, department of internal medicine, keimyung university dongsan medical center, daegu, republic of korea hyungseop kim division of cardiology, department of internal medicine, keimyung university dongsan medical center, daegu, republic of korea; division of cardiology, department of internal medicine, keimyung university dongsan medical center, daegu, republic of korea. tel: +82-53250799, fax:+82-532507034

Journal: :Circulation. Cardiovascular imaging 2013
Laura J Olivieri Ridhwan Y Baba Andrew E Arai W Patricia Bandettini Douglas R Rosing Vladimir Bakalov Vandana Sachdev Carolyn A Bondy

BACKGROUND Congenital aortic valve fusion is associated with aortic dilation, aneurysm, and rupture in girls and women with Turner syndrome. Our objective was to characterize aortic valve structure in subjects with Turner syndrome and to determine the prevalence of aortic dilation and valve dysfunction associated with different types of aortic valves. METHODS AND RESULTS The aortic valve and ...

Journal: :iranian journal of radiology 0
selcuk parlak department of radiology, numune education and research hospital, ankara, turkey; department of radiology, numune education and research hospital, samanpazari, ankara, turkey. tel:+90-3122855089 aysun erdogan okay department of radiology, numune education and research hospital, ankara, turkey levent altin department of radiology, numune education and research hospital, ankara, turkey ugur toprak department of radiology, numune education and research hospital, ankara, turkey gizem kuscuoglu department of radiology, numune education and research hospital, ankara, turkey mehmet alp karademir department of radiology, numune education and research hospital, ankara, turkey

intestinal lipomatosis also known as lipohyperplasia is a rare disease. diffuse infiltration of the fatty tissue mainly in the submucousal layer is characteristic. it is usually asymptomatic and found incidentally. we report a case of lipomatosis in the terminal ileum and ileocecal valve. multidetector computed tomography (mdct) with contrast enhancement showed fatty infiltration of the termina...

Journal: :journal of research in medical sciences 0
zahra ojaghi haghighi marzieh nikparvar azin alizadehasl atoosa mostafavi

we report the case of a male patient with community‑acquired quadruple‑valve endocarditis on presumed normal native valves.this patient had originally presented elsewhere with generalized edema and malaise and had been diagnosed with suspicious endocarditis and renal dysfunction, for which he unfortunately received incomplete treatment. transthoracic and transesophageal echocardiographic ex...

2016
Christian Steinberg Danny Dvir Andrew D. Krahn John Webb

Introduction Transcatheter valve-in-valve replacement is an attractive alternative to redo open-heart surgery for failing bioprosthetic valves and is increasingly being performed in patients with high surgical risk. Unlike the robust data on aortic valve-in-valve replacement, limited experience with tricuspid valve-in-valve replacement has been reported. Moreover, the feasibility and safety of ...

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