The founder of six companies, including Waltham's I-Therapeutix, on market conditions and the future of medical devices.
Amar Sawhney has a knack for turning gel into gold.
Over the years, the serial entrepreneur managed to leverage his work in hydrogel technology at the University of Texas into the basis for six companies, including one snapped up by Genzyme early in the decade and another that Covidien predecessor Tyco Healthcare acquired in 2006.