Minnesota Wild right wing Dany Heatley will miss the rest of the regular season and the playoffs following surgery on his left shoulder.
Edmonton Oilers center Ryan Nugent-Hopkins, the NHL's leading rookie scorer, is out indefinitely after a left shoulder injury prevented him from playing against the Buffalo Sabres on Tuesday night.
Blackhawks forward Martin Havlat had surgery on his left shoulder and should be ready for next season's training camp in September, the team said Thursday.
Chicago Blackhawks forward Tuomo Ruutu is scheduled to have surgery Friday to repair a dislocated left shoulder.
Thursday NHL roundup
Chicago's Troy Brouwer suffered an apparent right shoulder injury on Tuesday.
The Blackhawks say Marian Hossa is likely out a couple of weeks.
Chicago Blackhawks winger Andrew Ladd will not play in Game 3 of the Stanley Cup finals because of his upper body injury.