This is a non-primate vitreal replacement process that quantitates the inflammatory response to viscoelastic agents or solutions. More specifically, the rabbit vitreal replacement process consists of the surgical replacement of a small volume of the central gel vitreous of the rabbit with a viscoelastic...http://www.google.com/patents/US5102653?utm_source=gb-gplus-sharePatent US5102653 - Non-primate vitreal replacement model