Jagr, who trails Ron Francis (1,731) by one for third in NHL history in games played, has missed 12 of Calgary's past 26 games with the injury. Jagr needs 38 games to pass Gordie Howe (1,767) for the most games played in League history.
The Flames are 1-2-1 in their past four games and 3-4-2 in their past nine. The Blues are 1-3-0 in their past four games after a four-game winning streak. St. Louis has scored three goals in the past four games and has been shut out twice.