Endoscope Processor Mode Switching Contradiction

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Solution Overview

Problem

Existing endoscope systems lack the flexibility and convenience in switching between multiple observation modes, which limits the ability to compare different types of images effectively for accurate screening and diagnosis.

Innovation Solution

An endoscope system with a processor that allows for flexible switching between multiple observation modes, including main and sub-observation modes, using specific display aspects and operation modes, ensuring that images with the same base color tone are displayed consistently across modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If multiple observation modes are switched using a push button type automatic return switch, then the observation mode can be shifted in a specific order, but the switching flexibility and convenience are insufficient for comparing multiple types of images effectively

Engineering Contradiction:
Improveswitching flexibilityVSAvoidswitching mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The observation modes are segmented into main observation modes and sub-observation modes. The switching mechanism is divided into main switching processing (for main modes) and sub-switching processing (for sub-modes). This segmentation allows flexible switching between different types of images while maintaining a relatively simple overall structure by handling different switching levels separately.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The switching mechanism is made dynamic by allowing different switching behaviors depending on the current mode. When in a main observation mode, the system can perform main switching to other main modes or sub-switching to sub-modes. This dynamic switching capability enhances operational flexibility without requiring a completely complex dedicated mechanism for each switching type.

Inventive Principle:
Principle #15Dynamics

2Reliability

If only a limited number of observation modes are provided, then the device complexity is reduced, but the ability to perform accurate screening and diagnosis is limited

Engineering Contradiction:
Improvediagnosis accuracyVSAvoidnumber of observation modes
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Observation modes are segmented into main observation modes (providing different base color tones) and sub-observation modes (providing additional specialized views). This segmentation allows the system to offer multiple observation perspectives (enhancing diagnosis accuracy) while organizing them in a structured hierarchy that manages complexity through clear categorization and separate switching mechanisms.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If observation images with different base color tones are displayed, then different tissue structures can be enhanced, but the consistency of display appearance is reduced

Engineering Contradiction:
Improvetissue structure recognitionVSAvoiddisplay consistency
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The display system is segmented into main observation modes with different base color tones for enhancing different tissue structures, and sub-observation modes that maintain consistency within their parent main mode. This segmentation allows versatility in tissue recognition while maintaining stability within each mode category through the hierarchical structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different base color tones are applied locally to specific observation modes based on their purpose. Each main observation mode has a specific base color tone optimized for certain tissue structures, while sub-observation modes inherit and maintain the parent mode's display characteristics. This local quality approach allows diverse tissue enhancement while maintaining consistency within each mode group.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12262875B2Endoscope system
Publication Date: 2025.04.01 FUJIFILM CORP
  • US12262875B2 patent drawing
  • US12262875B2 patent drawing
  • US12262875B2 patent drawing

AI summary

An endoscope system includes a processor. The processor has a plurality of observation modes including main observation modes and a sub-observation mode, performs main switching processing for switching the plurality of main observation modes in a predetermined order according to a first operation and performs sub-switching processing for performing switching between a specific main observation mode and the sub-observation mode according to a second operation different from the first operation, and controls a display aspect in each observation mode. An observation image displayed in the specific main observation mode and an observation image displayed in the sub-observation mode have the same base color tone.