Canadiens' Dvorak unable to return after Spurgeon's blindside hit
Canadiens head coach Dominique Ducharme said the concussion spotter pulled Dvorak, and he failed his test, so he was ruled out of the remainder of the game, according to The Athletic's Arpon Basu.
Here's a closer look at the incident:
Spurgeon wasn't penalized on the play. Dvorak finished the contest with just 36 seconds of ice time.