Philadelphia, PA (SportsNetwork.com) - Philadelphia Flyers defenseman Braydon Coburn will be sidelined four weeks with a lower-body injury, general manager Ron Hextall announced Tuesday.

Coburn was hurt in the first period of Monday's 7-3 win over the Tampa Bay Lightning. He has one goal and five assists in 31 games this season.

The Flyers were already playing without defenseman Nicklas Grossmann, who was expected to miss three weeks with an upper-body injury.