Patent ID: 11933796
Assignee: SYSMEX CORPORATION
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 21:
22. An abnormality detection system, comprising:
an analyzer measuring a specimen mixed with a reagent; and
a management apparatus connected to the analyzer, comprising at least one processing device configured to:
detect abnormality of the analyzer, the reagent, or an artificially generated quality control substance, based on first quality control information obtained by measuring the quality control substance, and second quality control information obtained by measuring a plurality of specimens; and
determining a cause of the abnormality based on the first quality control information and the second quality control information,
wherein the detecting comprises judging whether the second quality control information has changed more than predetermined amount between before and after a change of a lot of the reagent, and
wherein determining the cause of the abnormality comprises determining that the cause is an abnormality of the reagent in response to the second quality control information having changed more than the predetermined amount between before and after the change of the lot of the reagent.