Superimposed Image Positioning in Medical Imaging Displays

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Solution Overview

Problem

In endoscopic surgery, practitioners face difficulties in adjusting the screen display of a surgery region without interrupting their surgical workflow, as they need to operate the adjustment mechanism with one hand while performing surgery, leading to potential inaccuracies when assistants are involved.

Innovation Solution

A medical imaging apparatus with a controller that detects important elements within the medical image and adjusts the superimposed image display to avoid overlapping with these elements, allowing for automatic adjustment of the display without requiring the practitioner to manually operate the adjustment mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the practitioner manually adjusts the screen display during surgery, then the display can be adjusted to show the desired region, but the surgical workflow is interrupted and the operation becomes more complex

Engineering Contradiction:
Improvescreen adjustment operationVSAvoidsurgical workflow efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system automatically adjusts the superimposed image display position by detecting important elements in the medical image and calculating an appropriate display location, eliminating the need for practitioner intervention. The controller autonomously performs the adjustment based on image analysis, allowing the surgical workflow to continue uninterrupted while maintaining optimal display positioning.

Inventive Principle:
Principle #25Self-service

2Productivity

If an assistant adjusts the screen display based on practitioner instructions, then the display can be adjusted without interrupting surgery, but transmission inaccuracies may occur reducing measurement precision

Engineering Contradiction:
Improvesurgical workflow continuityVSAvoiddisplay adjustment accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The patent replaces the manual communication and adjustment mechanism with an automated image processing system. The controller directly analyzes the medical image, detects important elements, and automatically positions the superimposed image, eliminating the intermediary communication step between practitioner and assistant that could lead to transmission inaccuracies.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If the superimposed image is displayed at a fixed position, then the display system is simpler to operate, but the important elements may be obscured reducing measurement precision

Engineering Contradiction:
Improvedisplay system operationVSAvoidimportant element visibility
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system dynamically adjusts the position of the superimposed image based on the detected location of important elements in the medical image. Rather than using a fixed display position, the controller continuously or periodically repositions the superimposed image to avoid obscuring critical anatomical structures or surgical targets, ensuring both ease of operation and preservation of important visual information.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10694933B2Image processing apparatus and image processing method for image display including determining position of superimposed zoomed image
Publication Date: 2020.06.30 SONY GROUP CORP
  • US10694933B2 patent drawing
  • US10694933B2 patent drawing
  • US10694933B2 patent drawing

AI summary

A medical imaging apparatus including a controller including circuitry configured to control display on a display area of a medical image, control display on the display area of a superimposed image corresponding to the medical image such that the superimposed image is displayed overlapped on the medical image, detect a position of an important element within the medical image, and determine a position of the superimposed image within the display area, based on the detected position of the important element, such that the superimposed image does not overlap on the important element within the medical image.