AstraZeneca has agreed to sell its Astra Tech business to Dentsply for approximately $1.8 billion in cash. Astra Tech, headquartered in Mölndal, Sweden, has two main business divisions: a dental division, engaged in the R&D, manufacturing and marketing of dental implants, and a healthcare division, a business focused on medical devices for use primarily in urology and surgery. In 2010, Astra Tech recorded worldwide revenue of $535 million. David Brennan, AZ’s chief executive officer, ...