| Position | D |
| Birth city | Schwenningen, undefined, DEU |
| Birth date | 1981-07-18 (45) |
| Height | 6'0'' |
| weight (lb) | 199 |
| Drafted | pick 7 round 6 by PHI in 2001 |
season | L | T. | GP | G | A | PTS | +/- | pim |
|---|---|---|---|---|---|---|---|---|
| 2002-03 | NHL | Philadelphia Flyers | 58 | 4 | 9 | 13 | 8 | 20 |
| 2003-04 | NHL | Philadelphia Flyers | 5 | 0 | 0 | 0 | -4 | 2 |
| 2005-06 | NHL | Philadelphia Flyers | 29 | 2 | 5 | 7 | -4 | 4 |
| 2005-06 | NHL | Phoenix Coyotes | 34 | 1 | 10 | 11 | -9 | 14 |
| 2006-07 | NHL | Phoenix Coyotes | 32 | 1 | 1 | 2 | -4 | 16 |
| 2006-07 | NHL | Carolina Hurricanes | 20 | 1 | 5 | 6 | -12 | 2 |
| 2007-08 | NHL | Carolina Hurricanes | 47 | 0 | 15 | 15 | 6 | 18 |
| 2008-09 | NHL | Carolina Hurricanes | 70 | 5 | 25 | 30 | -9 | 37 |
| 2009-10 | NHL | Florida Panthers | 62 | 2 | 21 | 23 | -3 | 33 |
| 2009-10 | NHL | Boston Bruins | 17 | 2 | 7 | 9 | 9 | 6 |
| 2010-11 | NHL | Boston Bruins | 81 | 7 | 25 | 32 | 3 | 41 |
| 2011-12 | NHL | Boston Bruins | 80 | 5 | 18 | 23 | 15 | 39 |
| 2012-13 | NHL | Boston Bruins | 46 | 4 | 13 | 17 | 18 | 10 |
| 2013-14 | NHL | Boston Bruins | 34 | 1 | 9 | 10 | 11 | 10 |
| 2014-15 | NHL | Boston Bruins | 82 | 3 | 11 | 14 | -1 | 34 |
| 2015-16 | NHL | Boston Bruins | 61 | 1 | 11 | 12 | -1 | 24 |
| 2016-17 | NHL | New York Islanders | 73 | 5 | 17 | 22 | 25 | 32 |
| 2017-18 | NHL | New York Islanders | 28 | 0 | 5 | 5 | -9 | 17 |
| NHL Total | 859 | 44 | 207 | 251 | 39 | 359 | ||
season | L | T. | GP | G | A | PTS | +/- | pim |
|---|---|---|---|---|---|---|---|---|
| 2003-04 | NHL | Philadelphia Flyers | 3 | 0 | 0 | 0 | 1 | 0 |
| 2008-09 | NHL | Carolina Hurricanes | 16 | 1 | 5 | 6 | -5 | 16 |
| 2010-11 | NHL | Boston Bruins | 25 | 1 | 10 | 11 | 12 | 31 |
| 2011-12 | NHL | Boston Bruins | 7 | 1 | 2 | 3 | 1 | 2 |
| 2012-13 | NHL | Boston Bruins | 18 | 0 | 1 | 1 | 1 | 4 |
| NHL Total | 69 | 3 | 18 | 21 | 10 | 53 | ||
