Imaging Control Apparatus Prioritizing Ongoing Examinations

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Solution Overview

Problem

In hospital imaging systems, there is a risk of patient mix-ups and operational inefficiencies when new examination orders are issued during ongoing imaging procedures, as existing systems lack robust controls to prioritize and manage examination orders effectively, potentially leading to errors and inconsistencies.

Innovation Solution

The imaging control apparatus includes a display control unit for managing screens based on examination orders, a restriction unit to prevent execution of new orders during ongoing examinations, and a determination unit to permit or restrict display controls, ensuring that ongoing examinations are prioritized and completed before initiating new ones.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the imaging control system automatically acquires new examination orders during ongoing examinations, then the operator's workload is reduced and workflow efficiency is improved, but the risk of patient mix-ups and operational errors increases

Engineering Contradiction:
Improveworkflow efficiencyVSAvoidpatient identification accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system dynamically adjusts its behavior based on the examination state. When an examination is ongoing, the system restricts automatic acquisition of new orders. When no examination is ongoing, the system automatically acquires new orders. This dynamic state-dependent behavior resolves the contradiction by adapting the automation level to the current operational context.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system continuously monitors the examination state and uses this feedback to control the automatic order acquisition function. The determination unit checks whether an examination is ongoing and adjusts the display control accordingly, creating a feedback loop that prevents errors while maintaining efficiency during appropriate phases.

Inventive Principle:
Principle #23Feedback

2Reliability

If the imaging control system restricts automatic acquisition of new examination orders during ongoing examinations, then patient safety and operational accuracy are improved, but the operator's workload increases and workflow efficiency decreases

Engineering Contradiction:
Improveoperational accuracyVSAvoidworkflow efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system dynamically switches between restricted and unrestricted modes based on examination state. During ongoing examinations, automatic acquisition is restricted to ensure accuracy. Between examinations, automatic acquisition is enabled to improve efficiency. This dynamic adjustment resolves the contradiction by applying different operational modes at different times.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system performs preliminary checks to determine whether an examination is ongoing before automatically acquiring new orders. This preliminary action prevents erroneous acquisitions during critical phases while allowing efficient operations during safe phases, balancing accuracy and efficiency requirements.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If multiple examination orders are displayed simultaneously on the screen, then the system can handle multiple patients efficiently, but the risk of patient mix-ups increases and screen usability deteriorates

Engineering Contradiction:
Improvemulti-patient handling capacityVSAvoidscreen usability
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system segments the display of examination orders by separating them into different time phases: orders pending acquisition, orders currently being processed, and orders awaiting execution. This segmentation prevents information overload on the screen while maintaining the ability to handle multiple patients efficiently.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The display control dynamically adjusts which examination orders are shown based on the current examination state. During ongoing examinations, the system controls the display to show only relevant information. Between examinations, the system can display multiple orders for efficient batch processing. This dynamic display management resolves the contradiction between multi-patient handling and screen usability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10405819B2Imaging control apparatus, imaging control system, and imaging control method
Publication Date: 2019.09.10 CANON KK
  • US10405819B2 patent drawing
  • US10405819B2 patent drawing
  • US10405819B2 patent drawing

AI summary

If an X-ray imaging control apparatus receives a request to obtain a new examination order from an RIS 12 during a time period from a start of an examination to an end of the examination, the X-ray imaging control apparatus notifies the RIS 12 of rejection of acquisition of the new examination order, and does not receive the new examination order.