IP Library Granted Patent US 10,605,817
Granted Patent B2
US 10,605,817 · App. 16/182,874 · Granted Mar 31, 2020

Automatic analyzer

Inventors: Masaki Shiba (Hitachinaka, JP); Masaaki Hanawa (Hitachinaka, JP); Masaharu Nishida (Hitachinaka, JP); Hitoshi Otake (Hitachinaka, JP)
Assignee: Hitachi High-Technologies Corporation
G01N35/025G01N35/0092G01N35/00584G01N35/00663G01N35/1002G01N2035/00673G01N2035/0443Y10T436/11Y10T436/114165
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Quick Facts
Patent No.
US 10,605,817
App. No.
16/182,874
Granted
Mar 31, 2020
Kind
B2
Abstract

A reagent container transfer mechanism transfers a reagent container selected from among reagent containers stored in a second reagent container storage section to a first reagent container storage section. A controller controls the reagent container transfer mechanism to transfer a reagent container from a second reagent container storage section to the first reagent container storage section on the basis of a predetermined priority condition. The predetermined priority condition is one of a reagent provided with an effective calibration curve result, a number of remaining tests, and an expiration date of a reagent.

Claims (18)

1. An automatic analyzer comprising:

an optical detector for detecting a reaction in a reaction container containing reagent and sample;

an identification information reader configured to read identification information applied to a reagent container;

a first reagent container storage section configured to store a plurality of reagent containers;

identification information applied to the reagent container including at least an effective calibration curve result and an expiration date for the corresponding reagent container;

a reagent dispensing mechanism configured to dispense a reagent from a reagent container stored in the first reagent container storage section;

a second reagent container storage section configured to store a plurality of reagent containers;

a reagent container transfer mechanism configured to transfer a reagent container among the reagent containers stored in the second reagent container storage section to the first reagent container storage section;

means for storing information including predetermined priority conditions that indicate a priority from highest to lowest for transferring the reagent container from the second reagent container storage section to the first reagent container storage section; and a controller connected to the reagent container transfer mechanism, the optical detector, the identification information reader, and storage means, configured to:

control the identification information reader to read identification information from respective reagent containers; and

control the reagent container transfer mechanism to transfer the reagent container with the highest priority conditions based on the identification information read from the reagent container and the predetermined priority conditions stored in the storage means and transfer to the first reagent container storage section from

the second reagent container storage section any reagent container having the highest priority conditions prior to other reagent containers having lower ranked priority conditions,

wherein the predetermined priority conditions include including at least a reagent having an effective calibration curve result and an effective expiration date.

2. The automatic analyzer according to claim 1 , wherein the predetermined priority conditions include a number of remaining tests of the reagent.

3. The automatic analyzer according to claim 2 ,

wherein the controller is configured to control the reagent control transfer mechanism to transfer the reagent container containing the reagent satisfying the number of remaining tests as the one or more predetermined priority conditions to the first reagent container storage section from the second reagent contained storage section prior to other reagent containers that have been identified by the read identification information,

wherein the reagent container containing the reagent satisfying the number of remaining tests has a number of remaining tests that are greater than a number of remaining tests of other reagents contained in other reagent containers that have been identified by the read identification information.

4. The automatic analyzer according to claim 1 , wherein the controller is configured to determine the reagent container to be transferred prior to other reagent container on the basis of the effective expiration date of the predetermined priority conditions upon determining no reagent container to be transferred is decided prior to other reagent containers is based on whether the predetermined priority condition of the effective calibration curve result of the contained reagent is satisfied.

Assignments (1)
CHANGE OF NAME AND ADDRESS Recorded Mar 30, 2020
From: HITACHI HIGH-TECHNOLOGIES CORPORATION
To: HITACHI HIGH-TECH CORPORATION
Reel/Frame 052259/0227 →