Poulin underwent surgery to repair a dislocated knee cap Wednesday, and will be sidelined for the next 4-to-6 weeks while recovering from the procedure, Randy Sportak of the Calgary Sun reports.

EDGE Analysis

Poulin has appeared in four games with AHL Stockton since being acquired by the Flames on Nov. 12, posting a 2-0-1 record with a 2.40 GAA and .918 in those contests. He'll return as AHL Stockton's primary goaltender once healthy.