NOVEMBER 22, 2016 BY BRAD PERRIELLO Medtronic (NYSE:MDT) shares dropped in pre-market trading today after the world’s largest medical device company missed Wall Street’s expectations with its fiscal 2nd-quarter sales and lowered its outlook for the rest of the year. Fridley, Minn.-based Medtronic posted profits of $1.12 billion, or 80¢ per share, on sales of […]