The Blackhawks sent forward Patrick Sharp and defensive prospect Stephen Johns to the Dallas Stars for veteran defenseman Trevor Daley and forward Ryan Garbutt.
Saturday’s win was the first for the Stars against a Central Division opponent. Dallas is now 1-7-3 in divisional play.
Vladimir Tarasenko scored 1:28 into overtime to complete a hat trick and the St. Louis Blues defeated the Dallas Stars 4-3 on Tuesday night.
The Ducks scored twice in the final 2:10 of regulation to force overtime, where they beat the Stars 5-4 to clinch the opening round series.
Kari Lehtonen had 37 saves, with some tremendous stops, for his first career postseason victory, and the Stars beat Anaheim 3-0 Monday in their first home playoff game in six years.
Defenseman Trevor Daley, the lone holdover from the 2007-08 Dallas Stars, believes the young team has gained valuable experience in qualifying for the postseason.
The Dallas Stars have signed Sergei Gonchar to a two-year, $10 million contract after trading for the 39-year-old defenseman last week.
Chuck Kobasew had two points, including the game-winning goal, and Ryan O’Reilly had a goal and an assist for the Avalanche, who beat the Stars 4-3 on Wednesday night.
The Stars finally got their power play going. Twice in one period, in fact. After managing just one goal in 16 opportunities over the previous five games, the Stars rallied to a 3-1 victory over the Anaheim Ducks on Friday night.
Down a goal with less than a minute left in regulation, the Dallas Stars appeared to have little more than a slim chance against NHL points leader Vancouver.
Stars newcomer Richard Bachman followed up a victory in his first start with a 34-save effort in a 1-0 win over the New York Rangers on Tuesday.
Kari Lehtonen stopped 29 shots in his first appearance against his former team, and the Dallas Stars beat the Atlanta Thrashers 6-1.