Radiation Control Device for Dynamic X-ray Imaging

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Solution Overview

Problem

Existing X-ray imaging systems are limited to performing only one radiation emission operation in response to a single instruction, making dynamic imaging challenging.

Innovation Solution

A radiation generation control device that includes an acquirer for first signals instructing radiation emission, a connector for inputting signals indicating the driving state of a radiography apparatus, and a controller to repeatedly output signals for radiation emission with a predetermined period, enabling the system to perform dynamic imaging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a radiation generation apparatus performs only one radiation emission operation in response to one radiation emission instruction, then the device complexity is low and ease of operation is maintained, but the productivity is insufficient for dynamic imaging requirements

Engineering Contradiction:
Improveradiation emission frequencyVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

A control device is introduced as an intermediary between the radiation generation apparatus and the radiography apparatus. This control device receives a single radiation emission instruction and generates multiple third signals with predetermined periods, enabling repeated radiation emissions without complicating the original radiation generation apparatus. The intermediary handles the complexity of timing and repetition, keeping the core radiation generation system simple.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the radiation generation apparatus is modified to perform repeated radiation emissions, then the adaptability for dynamic imaging is improved, but the ease of manufacture deteriorates due to additional control components

Engineering Contradiction:
Improvedynamic imaging capabilityVSAvoidsystem integration complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The control device is designed with multi-functionality to handle various signaling tasks. It can receive radiation emission instructions, acquire driving state signals from the radiography apparatus, generate multiple timed third signals for repeated radiation emissions, and stop signal generation when the radiography apparatus completes image capture. This universal design allows a single control device to adapt to different imaging requirements without needing separate specialized components for each function.

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

3Productivity

If multiple radiation emissions are performed in response to one instruction, then the productivity for capturing multiple images is improved, but the loss of time for coordination and signaling increases

Engineering Contradiction:
Improveimage capture rateVSAvoidsignal coordination time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The control device generates third signals with predetermined periods between them, creating a periodic radiation emission pattern. This periodic action allows the radiation generation apparatus to emit radiation at regular intervals automatically, eliminating the need for continuous manual instructions and reducing signal coordination time. The radiography apparatus can efficiently capture multiple images during these periodic emissions.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The control device is pre-configured with the predetermined period for generating third signals before actual operation. This preliminary setup of timing parameters allows the system to immediately begin periodic radiation emissions without real-time calculation or adjustment, reducing startup time and coordination overhead during image capture sequences.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11219114B2Radiation generation control device, radiation generation control system, and radiography system
Publication Date: 2022.01.04 KONICA MINOLTA INC
  • US11219114B2 patent drawing
  • US11219114B2 patent drawing
  • US11219114B2 patent drawing

AI summary

A radiation generation control device includes an acquirer, a first connector, a second connector and a controller. The acquirer acquires a first signal which instructs emission of radiation. The first connector inputs a second signal which indicates a driving state of a radiography apparatus that generates a radiographic image. The second connector connects with a radiation generation apparatus that generates radiation. The controller makes the second connector repeatedly output a third signal which instructs emission of radiation with a predetermined period based on the acquired first signal and the input second signal.