X-ray Fluoroscopic Apparatus Raw Image Storage and Re-processing

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Solution Overview

Problem

Existing X-ray fluoroscopic radiographing apparatuses cannot adjust image processing parameters after image capture, limiting diagnosis ability and image quality during reference or transfer, as only processed images are stored, preventing users from modifying noise suppression or after-image handling.

Innovation Solution

An X-ray fluoroscopic radiographing apparatus with an instantaneous display unit, raw image storing unit, reference image instructing unit, image process changing unit, image process information storing unit, and transfer image instructing unit, allowing for real-time image processing adjustments and storage of raw images for flexible processing and transfer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If only processed images are stored in existing X-ray fluoroscopic radiographing apparatuses, then device complexity is reduced, but adaptability and versatility deteriorate because users cannot adjust image processing parameters after image capture

Engineering Contradiction:
Improveability to adjust image processing parametersVSAvoidsystem structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system performs preliminary action by storing the raw, unprocessed images in addition to the processed images. This allows users to adjust image processing parameters after image capture without requiring re-acquisition, thereby improving adaptability while maintaining manageable device complexity through efficient data storage architecture

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The invention enables parameter changes by allowing users to modify image processing parameters (such as noise suppression levels, recursive process settings) after the image has been captured and initially processed. The system stores both the original raw image data and the processed image, enabling flexible re-processing with different parameters to meet different diagnostic needs

Inventive Principle:
Principle #35Parameter changes

2Measurement precision

If processed images with noise suppression are displayed, then measurement precision improves, but object-generated harmful factors worsen due to after-image artifacts

Engineering Contradiction:
Improveimage quality for diagnosisVSAvoidafter-image artifacts
Core Design Contradiction:
Measurement precisionVSObject-generated harmful factors

Solution Approach 1:

The system applies dynamics by enabling users to dynamically adjust the strength and type of image processing (including noise suppression and recursive process parameters) after image capture. Users can optimize the balance between noise suppression and after-image artifacts based on specific diagnostic requirements, transforming a static processed image into a dynamically adjustable image processing system

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention implements parameter changes by allowing modification of image processing parameters including noise suppression intensity and recursive process settings. Users can change these parameters to achieve optimal image quality for different diagnostic scenarios, reducing after-image artifacts when necessary while maintaining measurement precision

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If image processing is fixed during fluoroscopic radiographing, then productivity increases, but adaptability deteriorates because users cannot adjust processing contents after radiographing

Engineering Contradiction:
Improveability to adjust image process contentsVSAvoidimage processing efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The system performs preliminary action by completing the initial image processing during fluoroscopic radiographing to maintain productivity, while also storing the raw image data for future re-processing. This preliminary processing provides immediate diagnostic capability, while the stored raw data enables later adaptability when parameter adjustments are needed

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The invention applies copying by maintaining copies of the raw, unprocessed image data alongside the processed images. This allows the system to efficiently serve multiple purposes: immediate display of processed images for productivity, and flexible re-processing of copied raw data for adaptability, without requiring the original raw data to be re-acquired

Inventive Principle:
Principle #26Copying

Data Source

PatentUS9903825B2X-ray fluoroscopic radiographing apparatus and method
Publication Date: 2018.02.27 CANON KK
  • US9903825B2 patent drawing
  • US9903825B2 patent drawing
  • US9903825B2 patent drawing

AI summary

An X-ray fluoroscopic radiographing apparatus comprises a display unit that processes a received X-ray moving image and instantaneously displays the moving image; a storing unit that stores the received moving image as a non-processed raw image; an instructing unit that instructs the raw image to be referred to from the stored raw images; a second display unit that processes the instructed raw image and displays the processed raw image; a changing unit that changes the image process in the second display unit; a second storing unit that stores image process information obtained by the changing unit in association with the instructed raw image; a second instructing unit that instructs the raw image to be transferred from the stored raw images; and a transferring unit that executes the image process associated by the second storing unit to the instructed raw image and transfers the processed raw image to a destination.