Patent ID: 9186677
Filing Date: 2015-11-17
Classification: B01L,F16K,G01N

Abstract:
1. A preparatory apparatus configured to extract nucleic acid simultaneously from a number of nucleic-acid containing samples comprising: one or more racks, each rack comprising a plurality of lanes, wherein each lane comprises a first location adjacent to and spatially separate from a second location, the first location comprising a slot shaped and sized to receive a holder, the second location comprising an aperture shaped and sized to receive a sample tube; a plurality of sample tubes and a corresponding number of holders removably mounted in one of the one or more racks, wherein each holder is removably mounted in the rack adjacent to and spatially separate from its corresponding sample tube, wherein each sample tube is removably mounted in the rack, and wherein each sample tube is configured to accept one of the number of nucleic-acid containing samples, and wherein each holder comprises a process chamber, a waste chamber, one or more pipette tips, and one or more receptacles, wherein the one or more receptacles contain sufficient quantities of one or more reagents for carrying out extraction of nucleic acid from one of the number of nucleic-acid containing sample; a magnetic separator positioned to apply a magnetic force to the process chamber of each holder when each holder is mounted in the rack; a heater assembly configured to independently heat each of the process chamber of each holder when each holder is mounted in the rack; and a liquid dispenser configured to carry out fluid transfer operations between the plurality of sample tubes and the corresponding number of holders.