Jiri Tlusty scored twice as Carolina notched just its second win in 16 games overall.
Boston's Tyler Seguin and Milan Lucic each scored as the Bruins missed a chance to claim a playoff berth with their second consecutive loss.
Tuukka Rask turned aside 34 shots for Boston.
McPhee, Cokas 'working on their marriage' after affair
Attkisson leaves CBS News, reportedly over network's 'liberal bias'