Ryan, 33, is a career .234 hitter (603-for-2,578) with 116 doubles, 19 home runs and 203 RBI in 879 games with St. Louis (2007-10), Seattle (2011-13) and New York (2013-15). He batted .229 (22-for-96) with the Yankees last year after being limited to 47 games due to multiple stints on the disabled list.
The versatile Ryan has seen action at every position in his big league career except for center field and catcher, seeing his most playing time at shortstop (705 games), second base (104 games) and third base (45 games). He led his league in defensive WAR in 2009 (3.2) and 2012 (3.6). Ryan won a Fielding Bible Award in 2012 as the best shortstop in the majors.
Ryan was originally selected by St. Louis in the seventh round of the 2003 Draft.
Medina, 27, went 1-0 with a 4.71 ERA (11 ER/21.0 IP) in 17 relief appearances between Seattle and the Cubs last season.