Tobias Rieder had successful surgery on his ankle and should be ready for the 2017-18 season, the team announced Saturday.

The team said Rieder will need eight to 12 weeks to recover from the procedure.

Rieder suffered the injury playing for Germany in the world championships earlier this month.

Nashville left wing Pontus Aberg had to leave Saturday night's 3-1 win over the Anaheim Ducks to be evaluated for a concussion minutes after he scored the goal that gave the Predators a 2-1 lead in the third period.

Aberg fell face-first to the ice with 11:24 to play in the third period but stayed in the game. After he scored his first career playoff goal, the NHL concussion spotter asked him to go into the locker room for further tests.

Sharks forward Joel Ward had surgery on his injured right shoulder and is expected to be completely healed for the start of next season.

Sharks general manager Doug Wilson said Friday that Ward had dealt with a minor shoulder injury during the season and recently opted for surgery instead of rehab.

The Predators will be without center Ryan Johansen for the remainder of the playoffs due to a left thigh injury he suffered in Game 4 on Thursday night.

In a statement, the team said Johansen needed emergency surgery Thursday night at Vanderbilt Medical Center. He is expected to recover in two to three months.

Johansen has enjoyed a big postseason, with three goals and a team-high 10 assists in 14 games.

Oilers defenseman Andrej Sekera has a torn ACL and will be out six to nine months, GM Peter Chiarelli announced Tuesday.

Sekera suffered the injury against the Ducks in the second round of the Western Conference playoffs and missed Games 6 and 7 as the Oilers lost the series in seven games.

He is scheduled to have surgery Thursday.

Capitals star Alex Ovechkin played with a lower-body injury during the playoffs that required pain-numbing injections, Russian hockey officials said Thursday.

The Russian Hockey Federation also said Ovechkin, who had five goals and three assists in 13 playoff games, would not be able to play at the world championships in Europe because of the injury.

Islanders captain John Tavares had surgery on his right hand in April but should recover in time for the 2017-18 season, the team told Newsday.

The center had been dealing with the hand injury throughout 2016-17. The Islanders told Newsday that his recovery is on schedule.

Tavares, the No. 1 overall pick in the 2009 draft, is set to play next season on the final year of his contract. Newsday reports that the Islanders are likely to offer him an eight-year contract that could be worth up to $80 million.

Edmonton Oilers defenseman Andrej Sekera has been ruled out for the remainder of their series with the Anaheim Ducks, head coach Todd McLellan announced Sunday.

Sekera suffered an undisclosed injury in the first period of Game 3 of the Western Conference second-round series from a hit by Ducks Ryan Getzlaf.

Sidney Crosby returned to the Penguins' lineup on Saturday night after passing his concussion test, but it wasn't enough to help Pittsburgh eliminate the Capitals in Game 5 in Washington.

Crosby had an assist and three shots on goal in 19:10 of ice time, but the Penguins lost 4-2. Game 6 is Monday in Pittsburgh. The Penguins lead the series 3-2.

Four days after suffering a concussion in Monday's Game 3 against the Washington Capitals, Pittsburgh Penguins captain Sidney Crosby was back on the ice with teammates participating in a full practice Friday.