Endoscope Cleaning Monitor with Time Alert

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Solution Overview

Problem

The quality of endoscope cleaning varies among cleaners during manual cleaning processes, often due to insufficient time allocation for specific steps, leading to potential infections if not adequately addressed.

Innovation Solution

An endoscope cleaning work support device that includes an operation reception unit, display control unit, measurement unit, and comparison unit to monitor and alert cleaners when they do not meet the defined reference time for each cleaning step, ensuring consistent quality through timely alerts and guidance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual cleaning is performed without time monitoring, then cleaning speed may increase, but cleaning quality varies among cleaners

Engineering Contradiction:
Improvecleaning speedVSAvoidcleaning quality uniformity
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system implements feedback by measuring the actual time spent on each cleaning step and comparing it with the reference time, then providing alerts to the cleaner when the reference time is not met. This closed-loop feedback mechanism ensures that cleaners receive real-time guidance to maintain consistent cleaning quality without reducing their working speed.

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If reference time is strictly enforced for each cleaning step, then cleaning quality uniformity improves, but cleaning process flexibility decreases

Engineering Contradiction:
Improvecleaning quality uniformityVSAvoidcleaning process flexibility
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The system applies partial control by monitoring and alerting only when the reference time is not met, rather than strictly enforcing the reference time in all cases. This allows cleaners to use their judgment and adapt the cleaning process when necessary, maintaining flexibility while ensuring quality standards are met through timely alerts.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS11812935B2Endoscope cleaning work support device, method of operating endoscope cleaning work support device, and endoscope cleaning work support program
Publication Date: 2023.11.14 OLYMPUS CORPORATION(JP)
  • US11812935B2 patent drawing
  • US11812935B2 patent drawing
  • US11812935B2 patent drawing

AI summary

In an endoscope cleaning work support device, an operation reception unit received an input from a cleaner. A display control unit controls the display unit to display a procedure for manual cleaning of an endoscope on a display unit step by step. A measurement unit measures a first period of time from a start time of a procedure in a current step marked by reception of an input for displaying the procedure in the current step by the operation reception unit, to an end time of the procedure in the current step marked by reception of an input for displaying a procedure in a subsequent step by the operation reception unit. A comparison determination unit compares a reference period of time defined for each step for displaying the procedure with the first period of time. The display control unit displays information for alerting the cleaner when the first period of time is shorter than the reference period of time on the display unit.