Medina Garrigues reaches quarters
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Ozgen was making her first appearance in the second round of a WTA Tour tournament.
Medina Garrigues is to meet fifth-seeded Vera Dushevina of Russia in the quarterfinals.
In other matches on Thursday, eighth-seeded Lucie Hradecka of the Czech Republic topped Julia Goerges of Germany 2-6, 6-4, 6-1; Urszula Radwanska of Poland ousted qualifier Ekaterina Dzehalevich of Belarus 7-5, 1-6, 6-4; and Germany's Andrea Petkovic beat Rossana De Los Rios of Paraguay 6-1, 6-0.
Copyright 2009 by The Associated Press