The Hurricanes said his expected recovery time is about six weeks.
Sekera, 27, leads Carolina defensemen with 44 points (11 goals), third on the team, although he hasn't played since April 1. He leads the Hurricanes in blocked shots (127) and average ice time (23:40).
The Hurricanes acquired Sekera in a trade with the Buffalo Sabres at the 2013 NHL Draft.
I remember the first time at Wrigley Field all of us had the long johns, the turtlenecks and the extra equipment because we were afraid of being cold. Halfway through the first period everybody's ripping everything off and we just ended up wearing what we would normally wear for a game at the United Center.
— Chicago Blackhawks forward Patrick Sharp on the 2009 Bridgestone NHL Winter Classic