Patent ID: 9588133
Date: 2017-03-07
CPC Classifications: B01L,G01N,Y10T

Claim:
1. An analytical system for processing fluid biological samples, said system comprising: a tip rack assembly, a pipetting device comprising a pipet array, a waste station comprising a liquid waste container, and a transferring device for transporting said tip rack assembly or a component thereof between different units of said system, wherein said tip rack assembly comprises an upper part including a rack with multiple receptacles adapted for storing pipet tips, and a bottom part including a contamination prevention shield comprising channels which are geometrically arranged in columns and rows for the introduction of said pipet tips, wherein said channels form contamination barriers between said pipet tips, said columns of channels are separated by cavities for reducing the risk of cross-contamination, and said contamination prevention shield is removably fixed to said rack, and wherein said liquid waste container comprises a mechanism to release the contamination prevention shield from the rack of the tip rack assembly and the liquid waste container is adapted for reversibly docking to said contamination prevention shield.