نتایج جستجو برای: assist devices mitral valve
تعداد نتایج: 370865 فیلتر نتایج به سال:
Coronary sinus in the management of functional mitral regurgitation: the mother lode or fool's gold?
The past 5 years have seen the introduction into the preclinical arena of myriad devices for the potential treatment of functional and ischemic mitral regurgitation by a percutaneous approach.1 A number of the device concepts have taken advantage of the relatively easy access to the posterior annulus of the mitral valve provided by the coronary sinus. Although attractive on initial consideratio...
Chronic mitral regurgitation (MR) is the most common cardiac valvular disease with more than 4 million people in the United States alone suffering from moderate or severe MR. Left untreated, chronic MR results in serious consequences. Surgical correction with mitral valve repair or replacement remains the mainstay of therapy for MR. Nevertheless, a large proportion of patients may not be offere...
Developmental efforts to achieve percutaneous catheterbased therapies for cardiac valve repair and replacement have advanced rapidly over the past several years. A variety of methods to treat mitral regurgitation (MR) and to replace aortic and pulmonic valves have already been successfully employed in patients. These innovative clinical transcatheter valve therapies were anticipated more than a...
introduction: body mass index (bmi) can affect cardiac morphology; however, the relationship between bmi and valvular heart diseases has not been thoroughly evaluated. this study aimed to determine the relationship between bmi and mitral valve prolapse (mvp) as one of the most common valve diseases worldwide. it can help us to better understand pathophysiology of this common disease. materials ...
background: considering suggested formula in the references and pcwp measured by catheterism, in the present study the relation between pulmonary capillary wedge pressure (pcwp) measured the flow velocity of mitral valve and mitral annulus motion through tissue doppler imaging is evaluated methods: 52 cases of severe ms were admitted for balloon mitral valvolotomy (bmv) are included in this stu...
introduction: mitral stenosis is a narrowing or blockage of the opening of the mitral valve. symptoms usually develop between the ages of 20 and 50. it most commonly occurs in people who have had rheumatic faver. the purpose of this study was to determine the clinical, characteristics of mitral stenosis in men and women and their reactions to balloon mitral valvotomy (bmv). materials and metho...
In complex, data-based prediction problems, such as medical diagnosis, the Elman Neural Net (ENN) has been applied for the automated detection of various diseases, such as mitral valve stenosis. This paper discusses the design and implementation of an automated classification system for heart diseases, based on ultrasonic devices. M-mode class images are applied to classify the degree of stenos...
Cover Caption: The cover image is based on the Research Article Comparison of a new bioprosthetic mitral valve to other commercially available devices under controlled conditions in porcine model by Dee Wang et al., https://doi.org/10.1111/jocs.16021.
Transcatheter aortic valve replacement (TAVR) has been established as a less invasive alternative to open-heart surgery in inoperable or high-risk patients presenting with symptomatic severe aortic valve stenosis. The feasibility and efficacy of valve-in-valve implantation in degenerated surgical aortic bioprostheses have also been described and can currently be considered a valuable treatment ...
this report presents a case of left radial artery pseudoaneurysm developing at the previous site of invasive monitoring. the patient had prosthetic mitral valve replacement one month earlier, and anti-coagulation therapy had started on the first post-operative day. the patient’s radial artery aneurysm with a 4-centimeter diameter was resected and the radial artery was ligated.
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