Photon-Counting CT Scan Condition Setting for Imaging Mode Selection

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Solution Overview

Problem

Setting the most suitable radiographic conditions for photon counting computed tomography (PCCT) scanning is often complicated and difficult due to the variety of imaging modes and examination objectives.

Innovation Solution

A photon counting computed tomography apparatus and method that includes processing circuitry to set scanning conditions based on imaging mode and examination objectives, with a display to visualize these settings, allowing for efficient configuration of radiographic conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple imaging modes and radiographic conditions are supported, then the versatility and quality of PCCT scanning is improved, but the complexity of setting and configuring scanning conditions increases

Engineering Contradiction:
Improveimaging mode compatibilityVSAvoidscanning condition configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by automatically determining and setting scanning conditions before the actual PCCT scanning process. The control device retrieves examination information, determines appropriate imaging modes and scanning parameters in advance, and configures all necessary settings automatically, eliminating the need for manual configuration and reducing operational complexity while maintaining versatility across multiple imaging modes

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If manual setting of radiographic conditions is performed, then the precision of optimization for specific objectives is improved, but the time and operational difficulty increase

Engineering Contradiction:
Improveradiographic condition optimizationVSAvoidcondition setting time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system implements self-service functionality where the control device automatically determines scanning conditions based on examination information without requiring manual intervention. The system retrieves examination data, automatically selects appropriate imaging modes and radiographic parameters, and configures all settings autonomously, thereby maintaining precise optimization while eliminating time-consuming manual configuration processes

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system utilizes feedback mechanisms by retrieving examination information and using it to automatically adjust and determine optimal scanning conditions. The control device processes examination data, determines appropriate imaging parameters based on this feedback information, and dynamically configures scanning settings to achieve precise optimization for each specific examination case

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12599346B2Photon counting computed tomography apparatus and photon-counting CT-scanning condition setting method
Publication Date: 2026.04.14 CANON MEDICAL SYST CORP
  • US12599346B2 patent drawing
  • US12599346B2 patent drawing
  • US12599346B2 patent drawing

AI summary

A photon counting computed tomography apparatus according to an embodiment includes processing circuitry and a display. The processing circuitry is configured to set a scanning condition required in photon counting CT scanning based on the imaging mode related to photon counting CT scanning or based on the examination objective of performing the photon counting CT scanning of a subject. The display is configured to display the set scanning conditions.