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
Human rights in Argentina and from work. Workers have the right to remove themselves from dangerous or unhealthy work situations without jeopardy to continued employment. However, workers who leave the workplace before it has been proven unsafe risk being fired; in such cases the worker has the right to judicial appeal, but the process can be very lengthy. Human rights in Argentina The history of human rights in Argentina is affected by the Dirty War and its aftermath. The Dirty War, a state-sponsored violence against Argentine citizenry from roughly 1976 to 1983, was carried out primarily by Jorge Rafael Videla's military government, ended years