Philippe Sauve was returned to Providence.
Toivonen, in his fourth year in the Bruins organization, has played seven games for Boston this season with two wins and a 4.20 goals-against average.
After starting the season in Boston, Toivonen was assigned to Providence on Nov. 7. He played five AHL games and won one while posting a 3.33 GAA.
In 2005-06, the Finn was 9-5-4 and hda a goals-against average of 2.63 in 20 appearances with the Bruins. He missed the final 41 games of the season due to an ankle sprain that he suffered on Jan. 5 against Ottawa.