SEPTEMBER 19, 2019 / BY NANCY CROTTI Globus Medical (NYSE:GMED) has acquired most of the assets of privately held orthopedics manufacturer StelKast for $24.1 million. The purchase price could increase by $4.3 million if certain product and sales milestones are met, including a robot-assisted system for joint reconstruction expected to launch in late 2020. McMurray, Penn.-based StelKast designs, manufactures …