Movable X-ray Source and Detector for Flexible Orientation

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Solution Overview

Problem

Existing X-ray devices are limited to recording images only in horizontal or vertical positions, making it impossible to capture X-ray images of patients in other orientations.

Innovation Solution

A device with a movable radiation source and detector attached to mounts, allowing for flexible orientation along any axis, controlled by a user-friendly control device that enables one-dimensional motion adjustment of the radiation axis, allowing for easy setup and operation in non-horizontal or vertical positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the radiation source and detector are fixed in horizontal or vertical positions, then the device structure is simple, but the device cannot record images in other orientations

Engineering Contradiction:
Improveorientation flexibilityVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The radiation source and detector are made movable along the radiation axis through a drive mechanism, allowing the system to dynamically adjust between horizontal, vertical, and intermediate orientations. This dynamic capability enables versatile positioning while maintaining a relatively simple overall device structure.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the radiation axis can be oriented in non-horizontal or non-vertical positions, then image recording in various orientations is enabled, but the distance adjustment between source and detector becomes complex

Engineering Contradiction:
Improveradiation axis orientationVSAvoiddistance adjustment
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

A drive mechanism is provided that enables one-dimensional motion of the radiation source and detector along the radiation axis. This dynamic adjustment system allows easy control of the distance between source and detector regardless of the radiation axis orientation, maintaining ease of operation while enabling versatile positioning.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If manual adjustment of the radiation source and detector is used, then the device structure is simple, but user effort is high and collision risk increases

Engineering Contradiction:
Improveuser effortVSAvoiddrive mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The manual mechanical adjustment system is replaced with an automated drive mechanism controlled by a control device. This substitution reduces user effort and eliminates collision risks through automated control, while the drive mechanism itself remains relatively simple in structure.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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

Enables flexible and easy operation of X-ray devices to capture images in various orientations by simplifying the adjustment of the distance between the radiation source and detector, reducing user effort and preventing collisions, while allowing remote control and power-assisted motion.

Implementation Method 1

a movable radiation source that is attached to a radiation emitter mount and emits high-energy radiation along a radiation axis

Methodology Applied
Scientific EffectX-ray radiation: X-Ray

Data Source

PatentUS7566171B2Device for recording projection images
Publication Date: 2009.07.28 SIEMENS HEALTHINEERS AG
  • US7566171B2 patent drawing
  • US7566171B2 patent drawing
  • US7566171B2 patent drawing

AI summary

A device for recording projection images using high-energy radiation has a radiation source and a radiation detector. A radiation axis of the X-ray system can be freely established. A control device for the X-ray system enables the distance between the radiation source and radiation detector to be set with the aid of a control element set up for controlling a motion with one degree of freedom.