Deveaux also received a five-minute major for an intentional hit to the head.
Fleischmann returned to Wednesday's game and skated at practice Friday morning ahead of the Panthers' game against the Tampa Bay Lightning, the South Florida Sun-Sentinel reported.
"He had another good skate today, so he's had two pretty good days. So I think he's positive for tonight," Panthers coach Kevin Dineen said, according to the report.
Information from ESPN.com NHL writer Pierre LeBrun and ESPNNewYork.com hockey writer Katie Strang was used in this report.