Portable X-Ray Handle and Camera Alignment for Wrist Relief
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Solution Overview
Problem
Portable X-ray devices impose a significant burden on the user's wrist due to direct gripping and require precise alignment and irradiation positioning, which is challenging for unskilled operators.
Innovation Solution
A portable X-ray device with an obliquely extending handle, integrated camera and display units for automatic alignment, and a power supply system with interchangeable batteries, featuring a metal barrier to prevent backscattering, allowing touch input and jog dial operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the handle unit extends vertically downwards from the X-ray unit, then the device structure is simple, but the user's wrist bears significant burden during operation
Solution Approach 1:
The handle unit extends obliquely downwards at an angle of 30 to 60 degrees from the horizontal plane, rather than vertically downwards. This asymmetric angular configuration redistributes the gravitational load away from the wrist, reducing carpal tunnel pressure and improving ergonomics during prolonged operation
Solution Approach 2:
The handle is positioned to extend not only vertically but also horizontally away from the X-ray unit body. This three-dimensional positioning creates optimal leverage and reduces the moment arm on the wrist, transforming a purely vertical load into a distributed force vector that spares the wrist joint
2Measurement precision
If manual alignment methods are used for X-ray irradiation positioning, then the device structure is simple, but alignment accuracy is insufficient for unskilled users
Solution Approach 1:
The patent replaces manual mechanical alignment methods with an automated optical vision system. Multiple cameras capture images of the subject, and image processing algorithms automatically determine the optimal irradiation position and orientation, eliminating the need for skilled manual positioning while achieving high precision
Solution Approach 2:
The vision system creates a digital copy of the subject's anatomical structure through camera imaging. This optical replica is then processed by control algorithms to identify key landmarks and calculate the precise X-ray beam path, replacing direct manual measurement and estimation with indirect digital analysis
3Object-affected harmful factors
If lead-containing materials are used for the barrier, then X-ray backscattering prevention is effective, but the device weight increases
Solution Approach 1:
The patent changes the material parameter from lead to lead-free metals such as tungsten or depleted uranium. These alternative materials provide equivalent or superior X-ray attenuation properties while reducing the overall weight of the barrier component, thereby decreasing the total device weight without compromising radiation protection
Solution Approach 2:
The barrier is constructed using composite material structures that combine lead-free metals with other materials to achieve optimal radiation shielding performance. This composite approach allows for weight reduction while maintaining the necessary attenuation properties through synergistic material combinations and optimized geometric configurations
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
Reduces wrist strain, enhances alignment accuracy, improves safety, and facilitates easy operation by unskilled users through automatic positioning and intuitive controls, while maintaining portability and safety.
Implementation Method 1
a barrier provided between the body and the guide tube to prevent backscattering of X-rays
Data Source
AI summary
The disclosed portable X-ray device according to the present invention comprises: an X-ray unit within which an X-ray source is provided to irradiate a subject with X-rays; a handle unit which protrudes obliquely from the X-ray unit; at least one camera unit which is provided in the X-ray unit to capture an image of the subject; a display unit which displays information captured from the camera unit and X-ray irradiation information of the X-ray unit; and a power supply unit which supplies power to the X-ray unit, the camera unit, and the display unit, wherein the handle unit extends to be inclined downward in the direction away from the X-ray unit. According to such a structure, the ease of gripping the portable X-ray device can be improved and thus the portable X-ray device has excellent ease of use.