Wright Medical Group Inc. /quotes/zigman/86091/quotes/nls/wmgi WMGI +1.14% temporarily suspended its financial guidance and hired a new chief executive, a week after the maker of orthopedic products announced a restructuring plan to trim 6% of its work force. The Arlington, Tenn., company named 66-year-old Robert J. Palmisano president and CEO, effective Sept. 17. He held the same positions at ev3 Inc., an endovascular device company acquired by Covidien PLC last year. During his two-year tenure there, Palmisano tripled the company’s market value, Wright Medical noted in its press release announcing the hire.