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8.525  Articles
1 of 853 pages  |  10  records  |  more records»
The Achilles heel of mechanical valves appears to be the need for anticoagulation. Several different types of mechanical valves have come and gone. The success or lack thereof of these valves depended on their various designs. We compared the two most pro... see more

Background: Rheumatic heart disease (RHD) is the most common cardiac disease in pregnancy in developing countries with the mitral valve being the most affected. In this study, the results of surgical intervention in pregnant women presented with acute mal... see more

Dabigatran was shown to be inferior to warfarin for patients with mechanical heart valves.  However it was postulated that its inferiority was limited to early post-operative period where the valves had not been adequately endothelialized.  We p... see more

The use of biological prosthetic valves has increased considerably in recent decades since they have several advantages over mechanical ones, but they still possess the great disadvantage of having a relatively short lifetime. An understudied phenomenon i... see more

The use of biological prosthetic valves has increased considerably in recent decades since they have several advantages over mechanical ones, but they still possess the great disadvantage of having a relatively short lifetime. An understudied phenomenon i... see more

Introduction: Patients with mechanical heart valve prostheses are obligated to receive lifelong oral anticoagulant therapy to prevent thromboembolic complications; however, this treatment is associated with an increased risk of bleeding. The aim of this s... see more

Background: We performed the first quadruple valve replacement with mechanical valves, combined with the correction of complex congenital heart disease on November 17, 1999. We report here the 11-year follow-up study.Methods: A 47-year-old man with subacu... see more

The use of diamond in tribological applications in the oil and gas industry is reviewed. The high hardness, strength, and corrosion resistance of diamond make it an attractive option for components that are susceptible to degradation by abrasive, erosive,... see more

Background. We investigated the risk and outcome of anticoagulation in pregnant women who had a mechanical valve.Materials and Methods. This retrospective study was undertaken for 41 pregnancies (27 women, 33.1 ± 4.7 years old) from January 1990 to Decemb... see more

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