The Blackhawks also recalled defenseman Ville Pokka from Rockford of the American Hockey League and assigned defenseman Viktor Svedberg to the IceHogs.
Rozsival broke his left ankle in Game 4 of Chicago’s second-round sweep against Minnesota in the playoffs. He re-signed with the Stanley Cup champions last month.
The Blackhawks host the New York Rangers in their season opener on Wednesday night.
The team announced the moves on Tuesday.