Spacek, 29, missed 24 games because of a groin injury sustained at Nashville on Nov. 26.
In 22 games this season, he has eight assists and 31 penalty minutes.
A six-year NHL veteran, Spacek set club records for assists (36) and points (45) by a defenseman last year. He also had nine goals and 70 penalty minutes in 81 games.
A member of the 2002 Czech Republic Olympic team, Spacek also helped his country capture the gold medal at the 1998 Winter Games.
Information from The Associated Press and SportsTicker was used in this report.