Orioles infielder Ryan Flaherty was placed on the 10-day disabled list with right shoulder tendinitis May 21. The move is retroactive to May 19.
Flaherty could be eligible to play May 29.
To take Flaherty's place on the roster, the Orioles purchased the contract of infielder Paul Janish from Triple-A Norfolk.
Flaherty was batting .233 with three RBIs in 13 games.
