Patent ID: 7604615

Claim:
A surgical cassette, comprising: an aspiration chamber, comprising: a first entry for fluidly coupling to a surgical device; a second entry for fluidly coupling to a source of vacuum in a surgical console for aspirating liquid infusion fluid from said surgical device; and a bubble separating structure disposed within said aspiration chamber that divides said aspiration chamber into a first section and a second section, said bubble separating structure having: a first support surface for mating with a first internal wall of said aspiration chamber; a second support surface for mating with a second internal wall of said aspiration chamber; and a dividing surface disposed between said first support surface and said second support surface; wherein said dividing surface has a first opening that allows passage of liquid but prevents passage of air bubbles from said first section to said second section, said first support surface has a second opening that allows liquid from said second section to return to said first section, and said second section collects fluid for measuring a fluid level in said aspiration chamber.