(7/26/2010) The Astros outrighted lefty Polin Trinidad to the Triple-A Round Rock Express on Sunday. He had been designated for assignment, but he cleared waivers and accepted his assignment to the minors.
Trinidad designated by Astros
(7/21/2010) The Astros have designated SP Polin Trinidad for assigment.
(2/11/2010) The Astros signed five players, including RP Alberto Arias, to one-year split contracts, according to The Sports Xchange. Arias made 42 relief appearances with Houston in 2009, finishing 2-1 with a 3.35 ERA and 39 strikeouts. Also signed were pitchers Sammy Gervacio and Polin Trinidad, as well as outfielders Brian Bogusevic and Yordany Ramirez.