Surgical Image Display Control for Accurate Intraoperative Appearance

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Solution Overview

Problem

Existing medical imaging systems fail to accurately replicate the appearance of a target area during surgical procedures, making it difficult for surgeons to plan and perform surgeries effectively.

Innovation Solution

A medical apparatus and control method that adjusts the display state of medical images based on appearance information, using processing circuitry to mimic the actual surgical environment, including illumination conditions and endoscopic views, to enhance surgical planning and execution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional medical imaging systems are used to display pre-surgical images, then the images can be viewed for treatment planning, but the display state does not accurately reflect the actual appearance during surgery

Engineering Contradiction:
Improveaccuracy of appearance representationVSAvoidcomplexity of image processing system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by acquiring appearance information about the target area before surgery and using this information to adjust the display state of medical images in advance. The processing circuitry modifies image display parameters (brightness, contrast, color) based on pre-acquired appearance data, so that when the surgeon views the images during surgery, they already accurately reflect the actual surgical field appearance without requiring complex real-time adjustments.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If the display state of medical images is adjusted based on appearance information, then surgical precision is improved, but the system complexity increases

Engineering Contradiction:
Improvesurgical precisionVSAvoidcomplexity of display control system
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system changes display parameters (brightness, contrast, color temperature) of medical images based on appearance information about the target area. The processing circuitry adjusts these parameters to match the actual appearance conditions during surgery, thereby improving surgical precision. This approach achieves high precision through parameter adjustment rather than through complex structural modifications.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If conventional image display is used, then the system is simple to operate, but surgeons must keep planned images in mind during the procedure

Engineering Contradiction:
Improveease of surgical workflowVSAvoidloss of spatial and appearance context
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The system creates a visual copy of the actual surgical field appearance by adjusting the display state of medical images to match the target area's appearance characteristics. Instead of requiring surgeons to remember planned images, the system displays images that visually replicate what the surgeon will see during surgery, including lighting conditions and tissue appearance, thereby preserving spatial and appearance context without complicating the workflow.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS20250352293A1Medical apparatus and control method
Publication Date: 2025.11.20 CANON KK
  • US20250352293A1 patent drawing
  • US20250352293A1 patent drawing
  • US20250352293A1 patent drawing

AI summary

A medical apparatus according to an exemplary embodiment includes processing circuitry configured to acquire appearance information about a target area to be observed during a procedure in surgical treatment on a subject, and change a display state of a captured medical image of the target area based on the appearance information.