Medical Support Device for Endoscope Observation Region Segmentation

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Solution Overview

Problem

In endoscopy, doctors face challenges in fully understanding the content of medical support images due to the difficulty of the technique and mental rotation, leading to potential omissions in recognizing scheduled parts during the procedure.

Innovation Solution

A medical support device and method that acquires endoscope-related information and displays selected images of the observation target divided into regions, with varying levels of detail, allowing the doctor to easily identify observed and unobserved areas based on difficulty levels, using AI-type image recognition processes to generate and display schematic views of the endoscope's route and development aspects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If detailed medical support images are displayed to show all observation regions, then the completeness of observation information is improved, but the ease of understanding and recognition by doctors deteriorates due to technical complexity and mental rotation requirements

Engineering Contradiction:
Improvecompleteness of observation informationVSAvoidease of understanding
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The medical support image is segmented into multiple regions corresponding to different observation areas (e.g., cardia, body, antrum of stomach). Each region can be independently displayed or highlighted, allowing doctors to focus on specific areas without being overwhelmed by the entire complex image at once.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transforms the 3D spatial relationship of observation regions into a 2D schematic representation that preserves spatial relationships but eliminates the need for mental rotation. The schematic view provides a top-down or unfolded perspective of the luminal organ, making spatial understanding immediate rather than requiring cognitive rotation of 3D structures.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Measurement precision

If complex schematic views with multiple regions are displayed to show observation coverage, then the measurement precision of observation completeness is improved, but the device complexity increases

Engineering Contradiction:
Improveprecision of observation completenessVSAvoidcomplexity of image processing system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent creates simplified schematic copies or representations of the actual luminal organ geometry. These schematic views are pre-generated or dynamically created based on endoscope position data, providing an accurate but simplified model that reduces processing complexity while maintaining precision in tracking observation coverage.

Inventive Principle:
Principle #26Copying

3Adaptability or versatility

If multiple images with different levels of detail are provided to match procedure complexity, then the adaptability to different endoscopic procedures is improved, but the device complexity increases

Engineering Contradiction:
Improveadaptability to procedure complexityVSAvoidcomplexity of image selection system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system dynamically adjusts the level of detail and type of schematic view displayed based on real-time parameters such as endoscope position, procedure stage, and identified difficulty level. The image display transitions from simple overview schemas to detailed regional schemas as needed, providing adaptability without requiring a static complex system for all scenarios.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240065527A1Medical support device, endoscope, medical support method, and program
Publication Date: 2024.02.29 FUJIFILM CORP
  • US20240065527A1 patent drawing
  • US20240065527A1 patent drawing
  • US20240065527A1 patent drawing

AI summary

A medical support device includes a processor. The processor acquires endoscope-related information that is related to an endoscope and displays, on a display device, at least one image selected according to the endoscope-related information among a plurality of images in which an observation target observed through the endoscope is divided into a plurality of regions and which are represented in different aspects.