Emerging markets are critical for any industry. For the top medical device companies dealing with pricing pressures and a struggling European market, however, taking advantage of high-growth developing economies is critical. For smart investors, buying top stocks poised to rise on global growth is a great way to inject diversity and potential into your portfolio.

Just which companies are leading the way into the emerging markets for the device industry? In the video below, Fool contributor Dan Carroll shows you three medical device leaders taking big steps into some of today's top developing markets -- steps that will pay off in the long run.

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