Maintenance Carrier Traversing Automation Track for Lab Analyzer

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Solution Overview

Problem

Traditional lab automation systems for clinical analyzers lack intelligence and autonomy, leading to frequent downtime due to mechanical failures, which are often preventable with proper maintenance but are difficult to perform manually.

Innovation Solution

The introduction of maintenance carriers equipped with tools and consumables, such as cleaning fluids and compressed gas, that can traverse the automation track to perform maintenance operations like cleaning, alignment, inspection, and part replacement, facilitated by electromagnetic coils and wireless communication systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual maintenance operations are used, then maintenance can be performed, but the automation system experiences frequent downtime and requires complex manual intervention

Engineering Contradiction:
Improvesystem reliabilityVSAvoidmaintenance difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The automation system performs maintenance operations autonomously without requiring manual intervention. Maintenance carriers equipped with tools and consumables traverse the track system to execute cleaning, alignment, inspection, and part replacement tasks automatically, allowing the system to maintain itself during normal operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Maintenance operations are performed proactively before failures occur. The system schedules and executes maintenance tasks during low-traffic periods or between sample processing cycles, preventing downtime by addressing potential issues before they affect system operation.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the automation system operates continuously without maintenance, then productivity is maintained, but mechanical failures occur leading to system downtime

Engineering Contradiction:
Improvesample throughputVSAvoidsystem availability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

Maintenance operations are integrated into the continuous workflow of the automation system. Maintenance carriers traverse the track during normal sample processing, and maintenance tasks are executed without completely halting system operations. The system maintains continuous productivity by performing maintenance in parallel with sample transport during low-activity periods.

Inventive Principle:
Principle #20Continuity of useful action

3Ease of repair

If manual maintenance intervention is required, then specific maintenance tasks can be performed, but the complexity of the automation system increases

Engineering Contradiction:
Improvemaintenance accessibilityVSAvoidsystem complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The automation system is divided into modular components including maintenance carriers, track segments, and tool modules. Each maintenance carrier is a self-contained unit with specific tools for different maintenance tasks, allowing independent deployment and replacement without affecting the entire system. This modularity reduces overall system complexity while maintaining full maintenance capability.

Inventive Principle:
Principle #1Segmentation

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution enables autonomous and efficient maintenance operations, reducing downtime and improving the reliability of lab automation systems by allowing for remote diagnostics and routine maintenance without manual intervention.

Implementation Method 1

The maintenance carrier can be actuated to move along the track using the same mechanisms that move the sample carriers

Methodology Applied
Scientific EffectElectromagnetic force: Lorentz Force

Data Source

PatentUS10668622B2Automation maintenance carrier
Publication Date: 2020.06.02 SIEMENS HEALTHCARE DIAGNOSTICS INC
  • US10668622B2 patent drawing
  • US10668622B2 patent drawing
  • US10668622B2 patent drawing

AI summary

Maintenance carriers can include one or more tools to perform a maintenance operation. These carriers may include removable cartridges that include the tool or consumables, such as a cleaning fluid, compressed gas, or disposable items. Maintenance carriers can also be configured to move along with other carrier traffic in the automation system and may be selectively deployed.