Radiation Imaging System Duplicate Examination Prevention

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Solution Overview

Problem

In hospital information systems with multiple radiation imaging apparatus connected via a network, it is difficult for these apparatus to coordinate examination orders, leading to inefficient operations and unnecessary patient exposure due to potential duplication of examinations across different machines.

Innovation Solution

A radiation imaging system that includes a control unit capable of managing examination progress information across multiple radiation imaging apparatus, preventing duplicate examinations by controlling imaging processes based on progress information from other apparatus when duplicate examination information is detected.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple radiation imaging apparatus are connected to the network to handle examination orders, then the productivity of the radiology department is improved, but the reliability of preventing duplicate examinations deteriorates

Engineering Contradiction:
Improveexamination handling capacityVSAvoidduplicate examination prevention
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent implements a feedback mechanism where each radiation imaging apparatus reports its examination progress (received, processing, completed) to the network. Other apparatus receive this feedback and use it to determine whether to accept duplicate examination orders, thereby preventing redundant examinations while maintaining high productivity across multiple devices.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary information management apparatus that mediates between multiple radiation imaging apparatus. This intermediary collects examination order information, manages the examination progress data from various apparatus, and provides coordination information back to them, enabling reliable duplicate prevention without compromising the overall system productivity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If examination progress information is shared across multiple radiation imaging apparatus, then the reliability of preventing duplicate examinations is improved, but the device complexity increases

Engineering Contradiction:
Improveduplicate examination preventionVSAvoidinformation management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary information management apparatus that mediates between multiple radiation imaging apparatus. This intermediary collects examination order information, manages the examination progress data from various apparatus, and provides coordination information back to them, enabling reliable duplicate prevention without compromising the overall system productivity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent uses information copying where examination order details and progress status are replicated across the network to all relevant radiation imaging apparatus. Each apparatus receives copies of examination information and progress updates, enabling them to make local decisions about accepting or rejecting duplicate orders without complex centralized control logic.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS10444377B2Radiation imaging system, radiation imaging apparatus, radiation imaging method, and computer-readable medium
Publication Date: 2019.10.15 CANON KK
  • US10444377B2 patent drawing
  • US10444377B2 patent drawing
  • US10444377B2 patent drawing

AI summary

Provided is a radiation imaging system including: a first radiation imaging apparatus, which is configured to be capable of taking a first radiation image based on first examination information; a second radiation imaging apparatus, which is configured to be capable of taking a second radiation image based on second examination information; and a control unit, which is configured to control imaging of the second radiation image in the second radiation imaging apparatus based on progress information related to imaging of the first radiation image in the first radiation imaging apparatus when predetermined examination information is duplicated between the first examination information and the second examination information.