MAKO Surgical (NASDAQ:MAKO) recently announced that it was raising $40 million in capital by selling an additional 3 million shares of stock. Is the need for extra capital a sign that the company is in trouble? Or was this something expected that many have seen coming for a long time? In this video, Motley Fool health care analyst Brenton Flynn answers these questions and tells us why MAKO opted to raise equity instead of borrowing against an existing credit line. Most importantly, he discusses what the news means for the company -- and shareholders -- going forward.