Brown (undisclosed) was assigned to AHL Syracuse on Saturday.
Brown is out indefinitely with an undisclosed injury and will not be ready for the start of the season, Erik Erlendsson of LightningInsider.com reports.
Brown signed a one-year. two-way contract with Tampa Bay on Saturday.
Brown (upper body) was activated from injured reserve Thursday, per CapFriendly.
Brown (upper body) was placed on injured reserve Saturday.
Brown (upper body) will not travel during the Blues' upcoming four-game road trip.
Brown (undisclosed) was injured during Monday's practice, Lou Korac of NHL.com reports.
Brown (upper body) was activated from injured reserve Monday.
Brown (upper body) was recalled from his condition stint with AHL Springfield on Sunday, Jim Thomas of The St. Louis Post-Dispatch reports.
Brown (upper body) was sent to AHL Springfield for conditioning.