Gaunce, 23, was playing for the Lake Erie Monsters of the American Hockey League, where he had 60 points (51 assists), 272 penalty minutes and a plus-22 rating in 197 games. He appeared in 11 games for the Avalanche in 2010-11. He will be assigned to Texas.
Vincour has played 15 games for Dallas this season, with two goals and an assist. The veteran of 86 NHL games was with Texas of the AHL.
This is a big year for us in a lot of ways. You can see Garth and management really trying to find that solution to get us into the playoffs and consistently have that. The pressure is great. You have to enjoy it. It just means there's a great opportunity ahead of you.