Milan Michalek and Mika Zibanejad each scored for the Sens, who retained their hold on the sixth playoff seed in the Eastern Conference with the victory.
Eric Staal and Justin Faulk each found the net for Carolina.
Justin Peters recorded 31 saves in the loss.
Benedict Cumberbatch's dramatic reading of R. Kelly lyrics is just what you need
Couple mistakenly served bag of cash at McDonald's drive-thru