London Crawford was injured during Arena Bowl XXVIII Saturday night.
The former Arkansas receiver caught two passes for 22 yards for the Jacksonville Sharks before leaving the game, which the Sharks lost 68-47 to the San Jose SaberCats.
During the regular season, Crawford caught 41 passes for 356 yards and five touchdowns in seven games.
He also caught 75 passes for 975 yards and 23 touchdowns in 2014, his first season in the Arena Football League.
At Arkansas, Crawford is widely remembered for catching the game-winning touchdown in the Razorbacks' win over LSU in 2008 - known as "Miracle on Markham II.