Clinical Specimen Processing Apparatus Tolerance Limit Detection

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Solution Overview

Problem

Clinical specimen processing apparatuses face challenges in detecting when they are operating within a tolerance limit condition, leading to potential abnormalities that can affect specimen processing results and require unnecessary shutdowns for maintenance.

Innovation Solution

A clinical specimen processing apparatus and system that includes detection and determination means to identify whether the apparatus is in a normal, first abnormal, or second abnormal condition, allowing for the transmission of tolerance limit information to a management device for proactive maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the apparatus operates continuously without monitoring tolerance conditions, then productivity is maintained, but reliability deteriorates due to undetected component deterioration affecting specimen processing results

Engineering Contradiction:
Improvecontinuous operationVSAvoidspecimen processing results
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The detection means monitors operating conditions and identifies tolerance limit conditions before they lead to abnormalities affecting specimen processing. By detecting component deterioration trends in advance and notifying maintenance personnel, the system enables proactive maintenance that prevents reliability degradation while maintaining continuous operation.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If the apparatus shuts down for maintenance when component deterioration is detected, then reliability is improved, but productivity deteriorates due to operational interruptions

Engineering Contradiction:
Improveapparatus operationVSAvoidoperational continuity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The determination means continuously compares detection values against threshold values to identify tolerance limit conditions. When such conditions are detected, the notification means alerts maintenance personnel while the apparatus continues operating. This feedback mechanism enables maintenance to be performed only when necessary, avoiding unnecessary shutdowns while ensuring reliability when tolerance limits are exceeded.

Inventive Principle:
Principle #23Feedback

3Reliability

If traditional abnormality detection methods are used, then reliability is improved by detecting abnormalities, but productivity deteriorates because abnormalities are only detected after they affect operation

Engineering Contradiction:
Improveabnormality detectionVSAvoidtime to detect deterioration
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The detection means monitors operating conditions and identifies tolerance limit conditions before they progress to abnormalities that affect specimen processing. By detecting component deterioration trends in advance and notifying maintenance personnel, the system enables proactive maintenance that prevents reliability degradation while maintaining continuous operation.

Inventive Principle:
Principle #10Preliminary action

4Device complexity

If no tolerance condition monitoring is implemented, then device complexity is reduced, but reliability deteriorates due to inability to detect tolerance limit conditions

Engineering Contradiction:
Improvesystem structureVSAvoidtolerance condition detection
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The determination means divides abnormal conditions into three distinct stages: normal condition, first abnormal condition (tolerance limit condition where operation may continue), and second abnormal condition (where operation cannot continue). This segmentation allows the system to provide differentiated responses based on the severity of component deterioration, enabling informed decisions about when to continue operation versus when to shut down for maintenance.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7776271B2Clinical specimen processing apparatus and clinical specimen processing system
Publication Date: 2010.08.17 SYSMEX CORP
  • US7776271B2 patent drawing
  • US7776271B2 patent drawing
  • US7776271B2 patent drawing

AI summary

A clinical specimen processing apparatus that includes: a preparation device that is configured to conduct operations to perform predetermined processing of clinical specimen; a controller in communication with the preparation device, wherein the controller is configured to detect an operating condition of the preparation device which performs the predetermined processing; a central processing unit that is configured to: 1) compare a detection value detected by the controller to a first threshold value and a second threshold value; and 2) determine whether or not the preparation device is in any one of three condition stages.