نتایج جستجو برای: viv
تعداد نتایج: 372 فیلتر نتایج به سال:
El objetivo de este trabajo es determinar la existencia diferencias longitud entre trayectos vivienda-trabajo productivo (viv-TP) efectuados por mujeres que observan distintas cargas reproductivo (CTR). Para ello, se realizan un análisis estadístico y uno comparativo corte geográfico a datos brindados el Instituto Nacional Estadística Geografía (INEGI), correspondientes zona metropolitana Monte...
While redo surgical aortic valve replacement has traditionally been the gold standard for treatment of failed valves, valve-in-valve (ViV) transcatheter (TAVR) arisen as a viable, less invasive option with potential improved short-term morbidity and mortality. Retrospective registry data regarding ViV TAVR outcomes have encouraging, excellent 1-year mortality, sustained performance quality life...
SEE PAGE 1735 I n patients requiring heart valve replacement, biologic valve substitutes have been implanted with increasing frequency over the past decade. According to the Society of Thoracic Surgeons (STS) database, bioprosthetic valve implants in the aortic position have increased from 43.6% in 1997 to 78.4% in 2006 (1). A similar trend has been seen for mitral valve replacement (2). The tr...
INSECTICIDAL, ANTIBACTERIAL, AND ANTIRADICAL ACTIVITY OF NICOTIANA PLUMBAGINIFOLIA VIV. (SOLANACEAE)
Abstract Background Mitral valve replacement/repeair procedures increase year. Redo procedure and severely calcified mitral ring are risk factors for high mortality. Transmitral implantation (TMVI) represents a less invasive in high-risk population, but still with We seek to evaluate one single center experience the safety efficacy patients undergoing transeptal TMVI degenerated bioprostheses o...
In order to study the influence of chamfered and rounded corners on vortex-induced vibration super-tall buildings, a series multi-degree-of-freedom (MDOF, in short) aeroelastic models were made, including chamfered-corner with chamfer ratios 0%, 2.5%, 5.0%, 7.5%, 12.5%, rounded-corner 15%, 17.5%. The crosswind displacement response each model was measured by laser meter wind tunnel. test result...
A 77-year-old woman with a history of failed mitral valve (MV) repair with severe symptomatic mitral regurgitation underwent MV replacement with a 25-mm Carpentier-Edwards PERIMOUNT Magna bovine bioprosthesis (Edwards Lifesciences, Irvine, California) with resolution of symptoms. After 6 months, she developed progressive dyspnea on exertion. A 2-/3-dimensional (3D) transesophageal echocardiogra...
In this work, the control of vortex-induced vibration (VIV) an elastically mounted cylinder with a pair porous rods is numerically investigated at Reynolds number 150. To calculate forces on moving media, efficient formula based momentum theorem proposed. The are placed behind angle 25°, and effects gap ratio (G) permeability (Da) VIV studied in detail. Based results obtained, it found that sma...
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