The ÜberStrainer is more than a cell strainer - ÜberStrainer is a sterile Sample Preparation Device to separate, isolate, concentrate and process particle out of complex and/ or diluted suspensions. The air tight screw cap with a Luer Lock connector makes it possible to filtrate an unlimited amount of liquid. The strainer can be easily separated from the rest of the device, fits into a 50 ml tube and into the 20 mm tissue plate cavity.