"He was a huge impact for me this year, both on and off the ice," Ottawa rookie forward Brady Tkachuk said. "I was lucky enough to play with him all year. He welcomed me into his home when he didn't have to, and he kind of took me under his wing and it means so much to me. He didn't have to; it's just the type of guy he is."
Oscar Lindberg has 12 points (four goals, eight assists) in 35 games this season. The 27-year-old, who was selected by the Phoenix Coyotes in the second round (No. 27) of the 2010 NHL Draft, has 71 points (34 goals, 37 assists) in 232 regular-season NHL games with the New York Rangers and Golden Knights, and has five points (three goals, two assists) in 17 playoff games.
Brannstrom, who was selected by Vegas in the first round (No. 15) of the 2017 NHL Draft, has not played an NHL game. The 19-year-old has 28 points (seven goals, 21 assists) in 41 games with Chicago of the American Hockey League.
"He's a really good young player," McPhee said. "And we've drafted well enough to be able to do a deal like this. We drafted a good young player. We've drafted other good young players, and if we keep doing that, we'll be in good shape. We can make deals like this, or they can play for us. We're going to go to the draft again this summer and see if we can find some more gems."
Selected by Ottawa in the fourth round (No. 102) of the 2013 NHL Draft, Tobias Lindberg has two assists in six NHL games but hasn't played in the NHL since the 2015-16 season. He has 12 points (five goals, seven assists) in 44 AHL games with Belleville and Wilkes-Barre/Scranton this season.
The Senators (22-35-5) are in last place in the Eastern Conference.
NHL.com columnist Nicholas J. Cotsonika contributed to this report