Artificial heart an external pump to push air and fluids through the heart. It currently cannot be implanted into humans, but it is a promising start for artificial hearts. Patients who have some remaining heart function but who can no longer live normally may be candidates for ventricular assist devices (VAD), which do not replace the human heart but complement it by taking up much of the function. The first Left Ventricular Assist Device (LVAD) system was created by Domingo Liotta at Baylor College of Medicine in Houston in 1962. Another VAD, the Kantrowitz CardioVad, designed by Adrian Kantrowitz boosts the native
History of the Jews in Argentina 1906 and 1912, some 13,000 Jews immigrated to Argentina every year, mostly from Europe, but also from Morocco and the Ottoman Empire. By 1920, more than 150,000 Jews were living in Argentina. After the death of his son and heir, de Hirsch devoted himself to Jewish philanthropy and alleviating Jewish suffering in Eastern Europe. He developed a plan to bring Jews to Argentina as autonomous agricultural settlers. This meshed with Argentina's campaign to attract immigrants. The 1853 constitution guaranteed religious freedom, and the country had vast, unpopulated land reserves. Under President Domingo F. Sarmiento, a policy of mass immigration was