Putz, 37, has a 6.59 ERA in 18 appearances this season and has spent time on the disabled list with forearm tightness. For his career, he owns an ERA+ of 138 and a K/BB ratio of 3.26 across parts of 12 major-league seasons. In 2011, Putz notched 45 saves for the D-backs. He's in the final season of a four-year, $22-million contract.
To take Putz's spot on the active roster, the club has activated outfielder Ender Inciarte from the 7-day concussion DL.