US 12,455,227 B2
Enclosed, multi-chamber metering and mixing system used for urinalysis
Vince Siu, Ontario (CA); Bing Dang, Chappaqua, NY (US); Bo Wen, New York, NY (US); and Kuan Yu Hsieh, Changhua (TW)
Assigned to International Business Machines Corporation, Armonk, NY (US)
Filed by International Business Machines Corporation, Armonk, NY (US)
Filed on Jan. 19, 2023, as Appl. No. 18/156,692.
Prior Publication US 2024/0248025 A1, Jul. 25, 2024
Int. Cl. G01N 1/38 (2006.01); G01N 21/03 (2006.01); G01N 21/11 (2006.01); G01N 21/25 (2006.01)
CPC G01N 21/11 (2013.01) [G01N 1/38 (2013.01); G01N 21/03 (2013.01); G01N 21/251 (2013.01); G01N 2021/0325 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A liquid metering and mixing system for preparing a plurality of samples for analysis, the system comprising:
a liquid metering apparatus disposed in fluid communication with a sample holder and a plurality of reaction chambers and configured to meter a volume of a liquid into each of the plurality of reaction chambers, wherein each of the plurality of reaction chambers includes a reagent; and
a mixing apparatus comprising a plurality of mixing elements, wherein each of the plurality of mixing elements is disposed in a corresponding reaction chamber of the plurality of reaction chambers and is rotated in the plurality of reaction chambers and is adapted to mix the volume of the liquid with the reagent in preparation for analysis.