Mobile Radiography Prior Image Display System

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Solution Overview

Problem

Mobile radiographic imaging apparatuses face challenges in consistently and effectively displaying and managing prior x-ray images to aid in obtaining high-quality current images, particularly when using non-integrated x-ray detectors, leading to inconsistencies and reduced image quality.

Innovation Solution

The implementation of a mobile radiography apparatus with a system that allows for the display, sorting, and copying of prior x-ray images, including technique information, and the use of a prior image server to pre-fetch and manage related images, enabling technicians to access and utilize previous imaging data for current examinations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If mobile radiography apparatus is used to provide timely imaging at patient bedside, then speed and accessibility are improved, but image quality consistency deteriorates

Engineering Contradiction:
Improvetimely acquisition of radiographic imageVSAvoidimage quality consistency
Core Design Contradiction:
SpeedVSManufacturing precision

Solution Approach 1:

The system performs preliminary actions by automatically retrieving and displaying prior radiographic images and their associated technique parameters before the current examination is performed. This allows the technologist to review previous successful imaging parameters and replicate them, ensuring consistent image quality while maintaining the mobility and timeliness advantages of portable radiography.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If prior images are manually managed and reviewed, then image quality can be improved, but time consumption and operational complexity increase

Engineering Contradiction:
Improveimage qualityVSAvoidtime to access and manage prior images
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The system implements self-service by automatically retrieving prior images and technique parameters from the PACS without requiring manual searching or data entry. The apparatus autonomously manages the display and organization of relevant prior examination data, allowing the technologist to efficiently review and replicate successful parameters with minimal time investment while maintaining high image quality standards.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If technique information from prior images is copied to current examination, then manufacturing precision of current image is improved, but device complexity increases

Engineering Contradiction:
Improvecurrent image qualityVSAvoidsystem complexity for managing prior images
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system uses an intermediary approach by implementing a dedicated prior image display and management module within the mobile radiography apparatus. This module serves as an intermediary between the PACS system and the current examination parameters, automatically retrieving and presenting relevant prior images and technique data in a user-friendly format that simplifies the copying process while maintaining image quality consistency.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8976931B2Mobile radiography imaging apparatus using prior related images before current image exposure and methods for same
Publication Date: 2015.03.10 CARESTREAM HEALTH INC
  • US8976931B2 patent drawing
  • US8976931B2 patent drawing
  • US8976931B2 patent drawing

AI summary

A mobile radiography apparatus has a moveable (e.g., wheeled) transport frame and an adjustable column mounted at the frame. A boom apparatus supported by the adjustable column can support an x-ray source. A display at the mobile radiography apparatus is configured to provide an examination procedure for a patient, the examination procedure to include a visual indication that at least one related prior image exists for the examination procedure.