Unified Radiation Exposure Control for Medical Imaging Systems

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Solution Overview

Problem

Current medical imaging systems face complexity in controlling radiation exposure processes due to differences in control sequences and compatibility issues between various flat-panel components, leading to difficulties in system design and maintenance.

Innovation Solution

A system comprising a processor and storage device that obtains exposure instructions, determines target operations for imaging device components based on exposure states, and generates and transmits control instructions to implement these operations, simplifying the radiation exposure control process across different imaging modalities like DBT, FFDM, CT, and CR.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If different control processes and control methods are adopted for flat-panel components of different types, then radiation exposure control can be achieved for each component according to its characteristics, but system design and maintenance become difficult due to numerous sub-exposure control processes

Engineering Contradiction:
Improveradiation exposure controlVSAvoidsystem design and maintenance
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies universality by creating a unified exposure control process that can manage multiple types of flat-panel components (amorphous silicon, amorphous selenium, CMOS) through a single standardized interface. The master control device uses a common control flow that adapts to different component types without requiring separate control processes for each, thereby reducing system complexity while maintaining reliable radiation exposure control for each component type.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If separate sub-exposure control processes are created for different flat-panel components, then each component's control characteristics can be addressed, but system debugging and maintenance become inconvenient due to compatibility and rationality considerations

Engineering Contradiction:
Improvecomponent control characteristicsVSAvoidsystem debugging and maintenance
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent introduces an intermediary layer in the form of a unified exposure control process that acts as a mediator between the master control device and various flat-panel components. This intermediary standardizes the control interface and communication protocol, allowing different component types to be managed through a common process while maintaining their specific control characteristics, thereby simplifying debugging and maintenance operations.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Extent of automation

If traditional component-based software encapsulation is used with separate control methods for each component, then precise control of individual components can be achieved, but the overall system control becomes complex and difficult to manage

Engineering Contradiction:
Improvecomponent control precisionVSAvoidcontrol process complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent merges multiple separate control methods into a single unified exposure control process. Instead of having independent control routines for each flat-panel component type, the system combines them into one standardized process that handles all component types through a common framework, reducing control process complexity while maintaining precise control over each component through the unified interface.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP3799623B1System and method for radiation exposure control
Publication Date: 2024.10.09 SHANGHAI UNITED IMAGING HEALTHCARE
  • EP3799623B1 patent drawingFigure 1
  • EP3799623B1 patent drawingFigure 2
  • EP3799623B1 patent drawingFigure 3

AI summary

A system and method for controlling a radiation exposure on a subject. The method includes obtaining exposure instructions including an exposure state of an imaging device. The method also includes determining first components associated with the imaging device and one or more target operations of the first components corresponding to the exposure state. The method further includes generating target operation instructions based on the one or more target operations of the first components. The method still further includes controlling the first components to implement the target operation instructions.