The returning Craig Anderson made 33 saves as the Senators beat the Islanders 3-0 on Saturday.
Anderson left the club in December to be with his wife, who is battling cancer, returning to practice last week.
It was his fourth shutout of the season for Anderson in 20 games as Ottawa chalked up a second-straight win.
Mark Stone, Zack Smith and Jean-Gabriel Pageau scored the goals for the Senators.
Thomas Greiss made 21 stops for the Islanders.
Rookie Zach Sanford scored his debut NHL goal to break a late tie as the Capitals beat Anaheim 6-4 despite the Ducks three-goal rally.
Nicklas Backstrom, T.J. Oshie, Daniel Winnik and Marcus Johansson each scored for the Capitals.
Ryan Getzlaf scored a goal and notched two assists for Anaheim, who rallied from a 4-1 deficit.
John Gibson made 33 saves for the Ducks.
Henrik Lundqvist earned his 400th career win with 32 saves for New York as the Rangers beat the Avalanche 4-2.
Lundqvist is the 12th goaltender in NHL history to reach 400 wins.
King Henrik gets it done vs Colorado.
— SportsCenter (@SportsCenter) February 12, 2017
Kevin Klein hit two goals and Rick Nash scored the go-ahead goal for the Rangers before Kevin Hayes scored in an empty net to clinch the win it.
Gabriel Landeskog and John Mitchell scored for Colorado.
Cam Atkinson scored the winner in the second period with his 27th of the season as Columbus beat Detroit 2-1.
Boone Jenner scored the other goal for Columbus.
Thomas Vanek scored for Detroit, for whom Peter Mrazek made 37 saves.
David Pastrnak scored with two minutes as the Bruins defeated the Canucks 4-3.
Frank Vatrano, Kevan Miller and Colin Miller each had a goal for the Bruins.
Backup goaltender Anton Khudobin made 29 stops for Boston.
The Flyers beat the Sharks 2-1 thanks to Wayne Simmonds’ breakaway goal a minute into overtime as Philadelphia snapped a three-game losing streak.
Ivan Provorov scored for Philadelphia while Patrick Marleau netted for San Jose.
The Sharks have now lost five in the last seven with three of those losses coming in overtime.
Jaromir Jagr scored to earn the 1,899th point of his NHL career as the Panthers beat the Predators 7-4.
Career point #1,899 pic.twitter.com/TplkQtvSoG
— NHL (@NHL) February 11, 2017
Vincent Trocheck (2), Nick Bjugstad, Jonathan Huberdeau and Jussi Jokinen added the other goals for Florida.
Viktor Arvidsson scored his first career hat-trick for the Predators.
Patrik Berglund scored a hat-trick for St. Louis as they topped the Canadiens 4-2.
David Perron scored the other goal for the Blues, who have now won five out of six.
Shea Weber and Max Pacioretty hit the goals for the Canadiens.
The Stars beat Carolina 5-2 thanks to two goals from Patrick Eaves.
Esa Lindell, Curtis McKenzie and Adam Cracknell also scored for Dallas.
Sebastian Aho and Justin Faulk hit the Hurricanes’ goals.
Cam Ward and Dallas’ Kari Lehtonen made 22 saves each.
Brayden Point, Ondrej Palat and Victor Hedman each had a goal and an assist as the Lightning beat the Winnipeg Jets 4-1.
Brian Boyle also scored for the Lightning, for whom Ben Bishop made 32 stops.
Jacob Trouba scored for Winnipeg, who lost a fourth straight game.
Evander Kane, with two, and Sam Reinhart netted as the Sabres defeated Toronto 3-1 in Toronto.
Mitch Marner netted for Toronto.
Connor Murphy’s goal with 21.8 seconds left in overtime gave Arizona a 4-3 win over Pittsburgh.
The Penguins had earlier rallied from 3-1 down thanks to goals from Josh Archibald (2 on the night) and then Phil Kessel with 14.2 seconds left.
Martin Hanzal hit two goals and Tobias Rieder one for Arizona.
The Edmonton Oilers started well against the Chicago Blackhawks when Patrick Maroon opened the scoring 04:01 into the first period but after that Chicago dominated scoring five times for a 5-1 victory.
Take it to the bank pic.twitter.com/afLjxUahZy
— Chicago Blackhawks (@NHLBlackhawks) February 12, 2017