Medtronic Chairman and Chief Executive Omar Ishrak speaks at the Reuters Health Summit in New York in this May 7, 2013 file photo. Medtronic Inc on May 20, 2014 said it has agreed to pay royalties to ... more 
Medtronic Chairman and Chief Executive Omar Ishrak speaks at the Reuters Health Summit in New York in this May 7, 2013 file photo. Medtronic Inc on May 20, 2014 said it has agreed to pay royalties to rival medical device maker Edwards Lifesciences Corp in a settlement agreement that allows Medtronic to continue to sell its CoreValve replacement heart valves. REUTERS/Brendan McDermid/Files (UNITED STATES - Tags: BUSINESS HEADSHOT HEALTH) less 
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Reuters | Photo By BRENDAN MCDERMID / REUTERS
Tue, May 20, 2014 3:51 PM EDT