It isn't unusual for top medical device maker Medtronic (MDT 2.37%) to score regulatory approvals for its goods. Nevertheless, in the healthcare field, nearly any regulatory win is considered a convincing victory for the company behind the product. That was the dynamic behind the more than 2% bump in share price Medtronic enjoyed on Monday. That performance topped the broader stock market, at least if we go by the 1.4% rise of the benchmark S&P 500 index. Percept is now an approved product in the U.S. Early ...