C-Arm X-Ray Voltage Generator Segmentation for Weight Balance

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Solution Overview

Problem

Existing x-ray apparatuses face challenges in achieving efficient weight equalization, particularly in mobile C-arm configurations, where the heavy x-ray source and voltage generator components create imbalance, requiring additional weights for stability during rotational movements.

Innovation Solution

The x-ray apparatus separates the voltage generator components, such as the high-voltage transformer, rectifier, and capacitor, from the x-ray source and positions them near the detector, connected by a high-voltage line, allowing for improved weight distribution and reduced need for additional balancing weights.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the voltage generator components are integrated with the x-ray source at one end of the C-arm, then the structural configuration is simplified, but the weight distribution becomes unbalanced requiring additional compensation weights

Engineering Contradiction:
Improvestructural configurationVSAvoidweight distribution balance
Core Design Contradiction:
Device complexityVSWeight of moving object

Solution Approach 1:

The voltage generator is divided into separate functional components (transformer, rectifier, capacitor) that are spatially distributed along the C-arm structure. This segmentation allows each component to be positioned independently to optimize weight distribution while maintaining functional integration through electrical connections.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The voltage generator components are extracted from the traditional integrated configuration and separated from the x-ray source. This extraction enables independent positioning of heavy components away from the detector end, achieving better weight balance without requiring additional compensation weights.

Inventive Principle:
Principle #2Taking out (Extraction)

2Weight of moving object

If the voltage generator components are separated from the x-ray source and positioned near the detector, then weight equalization is improved, but the electrical connection complexity increases

Engineering Contradiction:
Improveweight equalizationVSAvoidelectrical connection
Core Design Contradiction:
Weight of moving objectVSDevice complexity

Solution Approach 1:

A high-voltage line serves as an intermediary element connecting the separated voltage generator components to the x-ray source. This mediator enables electrical connection across the spatial separation while maintaining system functionality, with the connection integrated into the C-arm structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Weight of moving object

If all voltage generator components are positioned at the detector end, then weight equalization is optimized, but the maintenance accessibility of individual components is reduced

Engineering Contradiction:
Improveweight equalizationVSAvoidcomponent replacement
Core Design Contradiction:
Weight of moving objectVSEase of repair

Solution Approach 1:

The voltage generator is segmented into independently accessible functional units (transformer, rectifier, capacitor) positioned along the C-arm. This segmentation enables individual component replacement and maintenance without requiring disassembly of the entire system, combining weight optimization with serviceability.

Inventive Principle:
Principle #1Segmentation

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This configuration achieves better weight equalization, enables a more compact design, facilitates easier maintenance by allowing individual component replacement, and enhances cooling efficiency by separating heat sources.

Implementation Method 1

a voltage transformer, a voltage rectifier, a voltage capacitor, a heating transformer

Methodology Applied
Scientific EffectElectromagnetic transformation: Electromagnetic Induction

Implementation Method 2

a high-voltage line for connecting the at least one component of the voltage generator and the x-ray source

Methodology Applied
Scientific EffectElectrical conduction: Conduction (electrical)

Implementation Method 3

an x-ray source and an x-ray detector which are assigned to one another in such a manner that radiation emitted by the x-ray source can be detected

Methodology Applied
Scientific EffectX-ray generation: X-Ray

Implementation Method 4

the at least one component of the voltage generator is positioned at the same end of the arm as the detector

Methodology Applied
Scientific EffectRadiation detection: X-Ray

Data Source

PatentUS9706629B2X-ray apparatus with voltage generator component disposed at the same end of a C-ARM as a detector
Publication Date: 2017.07.11 SIEMENS HEALTHINEERS AG
  • US9706629B2 patent drawing
  • US9706629B2 patent drawing
  • US9706629B2 patent drawing

AI summary

An x-ray apparatus is configured with a C-arm frame. At one end of the C-arm frame an x-ray source is arranged and at the other end of which a detector for recording radiation emitted by the x-ray source is arranged. A voltage generator is provided for supplying a voltage to the x-ray source. At least one component of the voltage generator and the x-ray source are arranged separately from one another. The at least one component of the voltage generator is positioned at the same end of the C-arm frame at which the detector is arranged, as a result of which a weight equalization can be implemented in a simpler manner.