Networked Medical Imaging Dose Management System

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Solution Overview

Problem

Current medical image diagnostic systems lack the ability to manage and coordinate radiation dose information across multiple medical image diagnostic apparatuses, failing to confirm imaging conditions, display warnings, or limit exposure based on radiation dose information when sequential imaging is performed by different apparatuses.

Innovation Solution

The medical image diagnostic system incorporates processing circuitry to acquire and manage exposure dose information, displaying reference information and warnings, and limiting exposure by comparing actual doses with predetermined limits, ensuring compliance with radiation safety standards through a networked system of medical image diagnostic apparatuses.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If radiation dose management is implemented across multiple medical image diagnostic apparatuses, then patient safety and compliance with radiation safety standards are improved, but system complexity and coordination requirements increase

Engineering Contradiction:
Improveradiation safety complianceVSAvoidsystem coordination complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges radiation dose management functions across multiple medical image diagnostic apparatuses into a unified system. The networked architecture combines dose information from different apparatuses (X-ray CT, MRI, PET, etc.) into a centralized management framework, enabling coordinated control of cumulative radiation exposure while maintaining individual apparatus independence through standard communication protocols

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The radiation dose management system is designed with universal applicability across various types of medical image diagnostic apparatuses. The system can manage dose information from multiple different imaging modalities (X-ray, CT, MRI, PET, SPECT, ultrasound) through a common interface and standardized data exchange format, making the solution broadly applicable without requiring apparatus-specific implementations

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

2Reliability

If real-time radiation dose monitoring and warning functions are added to medical image diagnostic apparatuses, then patient safety is improved, but operational efficiency and imaging workflow speed may be reduced

Engineering Contradiction:
Improveradiation dose controlVSAvoidimaging workflow efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system performs preliminary radiation dose assessment before imaging procedures by retrieving historical dose data and predicting cumulative exposure. Warning notifications are issued in advance when projected doses approach safety thresholds, allowing clinicians to adjust imaging parameters or select alternative modalities before commencing procedures, thus preventing excessive exposure without disrupting workflow

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The radiation dose management system implements continuous feedback mechanisms by monitoring actual dose delivery during imaging procedures and comparing it against predetermined safety limits. The system provides real-time notifications and alerts to operators when dose thresholds are approached or exceeded, enabling dynamic adjustment of imaging parameters to maintain safety compliance while minimizing workflow interruptions

Inventive Principle:
Principle #23Feedback

3Measurement precision

If comprehensive radiation dose information from multiple apparatuses is integrated and managed, then accuracy of dose assessment and safety monitoring is improved, but information management complexity and data processing requirements increase

Engineering Contradiction:
Improveradiation dose assessment accuracyVSAvoidinformation management complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system segments radiation dose information management into distinct functional modules: dose data acquisition from individual apparatuses, centralized data storage and processing, analysis and assessment algorithms, and user interface presentation. Each module handles specific aspects of dose information independently, reducing overall system complexity while maintaining comprehensive dose assessment capabilities across multiple imaging modalities

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11324474B2Medical image diagnostic system and radiation dose management apparatus
Publication Date: 2022.05.10 CANON MEDICAL SYST CORP
  • US11324474B2 patent drawing
  • US11324474B2 patent drawing
  • US11324474B2 patent drawing

AI summary

A medical image diagnostic system according to an embodiment includes processing circuitry configured to acquire first information related to an exposure dose of a subject by a radioactive agent administered to the subject, and display reference information for determining imaging conditions of X-ray CT imaging to be performed with respect to the subject on a display, based on the first information and second information related to a reference dose.