Heiskanen is now the third critical player the Stars have lost for an extended period of time. Tyler Seguin is out for four-to-six months following hip surgery he had done in December, and Mason Marchment has missed a month for face surgery after taking a puck to the face in late December.

Stars defenseman Miro Heiskanen is week to week with a lower-body injury, and the standout from Finland won't play in next month's 4 Nations Face-Off tournament.

Off, injuries are starting to pile up for star players across the league. Among them are Minnesota Wild forward Kirill Kaprizov and Dallas Stars defenseman Miro Heiskanen, who are expected to miss several weeks.

With Dallas Stars coach Pete DeBoer announcing at practice on Thursday that Finnish defenseman Miro Heiskanen has been ruled week-to-week with a knee injury, the team was gearing up to play an extended period of time without one of their key players.

Defenseman Miro Heiskanen was injured in the third period of the Dallas Stars’ 4-3 overtime victory over Vegas after taking a hit from Golden Knights captain Mark Stone.

The former Ottawa Senators star was ripped on social media after colliding with Miro Heiskanen's knee on Tuesday night.

Miro Heiskanen will be out week-to-week after having an MRI on Wednesday. The Stars' defenseman was injured in Vegas on Tuesday night.

Miro Heiskanen is week to week for the Dallas Stars with a knee injury and will also miss the upcoming 4 Nations Face-Off. The defenseman left a 4-3 overtime win against the Vegas Golden Knights on Tuesday at 7:56 of the third period after Vegas forward Mark Stone collided with his left leg.