Kolff. the inventor of the artificial kidney. and they are currently pursuing exciting new avenues together into the production of a workable artificial heart. I have previously requested a waiver from the 2year foreign residence requirement of the Exchange Visitor Program. through the Department of Health and Human Services. which was unfortunately denied. Under the terms of his J1 visa. he is now required to leave the United States for a period of 2 years before his visa can be renewed. at a time when the practical artificial heart he and Dr. Kolff have been developing seems closer than everand also at a time when events in China are in unpredictable turmoil. I am introducing this special bill before the House in an effort to keep this gifted and irreplaceable scientist at the university during this critical time in his and Dr.