Chivilli (undisclosed) was placed on the 7-day injured list at Triple-A Scranton/Wilkes-Barre on Friday, Gary Phillips of the New York Daily News reports.
Following last week's trade deadline, Chivilli was optioned to Triple-A by the Yankees after posting a 3.78 ERA, 1.126 WHIP and 16:7 K:BB across 16.2 innings out of the New York bullpen. He'll be sidelined for at least the next week.