Arboretum Helps NxThera Raise Nearly $13M

3/22/11Follow @xconomy

NxThera Inc., a medical device maker based in St. Paul, MN, said it raised $12.6 million in a Series B round from a group of investors that includes Arboretum Ventures in Ann Arbor, MI. Other investors include American Medical Systems, Aberdare Ventures, and GDN Holdings, the investment firm of former Medtronic vice chairman Dr. Glen Nelson.