Legace was hurt in the first period of Wednesday's 4-2 loss at Anaheim. He gave up one goal on 11 shots before leaving.
The Blues recalled goalie Ben Bishop from AHL Peoria. Bishop made his NHL debut on Oct. 24 against Los Angeles, at 6-foot-7 becoming the tallest goalie to play in the league. In three games this season, he is 1-0-1 with a 2.41 goals-against average.