Artificial heart of Medicine of Pennsylvania State University (Penn State Hershey Medical Center) in Hershey, Pennsylvania; and AbioMed, Inc. of Danvers, Massachusetts. Despite considerable progress, the Cleveland program was discontinued after the first five years. Polymeric trileaflet valves ensure unidirectional blood flow with a low pressure gradient and good longevity. State-of-the-art transcutaneous energy transfer eliminates the need for electric wires crossing the chest wall. On July 19, 1963, E. Stanley Crawford and Domingo Liotta implanted the first clinical Left Ventricular Assist Device (LVAD) at The Methodist Hospital in Houston, Texas, in a patient who had a cardiac arrest after surgery. The patient
Education in Argentina are a significant number of private schools and universities. The education in Argentina known as the "Latin American docta" has had a convoluted history. There was no effective education plan until President Domingo Sarmiento (1868–1874) placed emphasis on bringing Argentina up-to-date with practices in developed countries. Sarmiento encouraged the immigration and settling of European educators and built schools and public libraries throughout the country, in a programme that doubled the enrollment of students during his term; in Argentina, Teacher's Day (on September 11) commemorates his death. The first national laws mandating universal, compulsory, free and secular education (Law 1420 of