Light Therapy Electrode Rod Using Titanium Nitride
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Solution Overview
Problem
Conventional light therapy devices using arc discharge are limited in their ability to adjust the emission spectrum of light, restricting their use beyond specific applications, and pose safety concerns due to the harmful effects of certain metallic elements used in the electrode rods.
Innovation Solution
A light therapy device with electrodes containing carbon, titanium nitride, and optionally potassium or calcium, which enhances light emission by utilizing absorption/scattering effects and plasmon effects to increase emission peaks and wavelength coverage, while using an adsorbent to capture carbon dioxide and metal oxides generated by arc discharge, and a compact electric circuit with MOSFET or IGBT to reduce size and enhance light intensity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If metallic elements are added to the electrode rod to enhance emission intensity, then the light emission intensity is improved, but harmful ultraviolet radiation and safety risks increase
Solution Approach 1:
The patent changes the chemical composition parameters of the electrode rod by using specific ratios of carbon (70-90 wt%), potassium (5-20 wt%), and titanium nitride (5-20 wt%). This parameter optimization enhances light emission intensity while controlling harmful UV radiation through the specific compositional balance, where potassium provides strong emission lines and titanium nitride suppresses UV radiation.
Solution Approach 2:
The patent creates a composite electrode material combining carbon, potassium, and titanium nitride. This composite structure leverages the complementary properties of each component: carbon provides structural stability, potassium enhances emission intensity through its characteristic spectral lines, and titanium nitride reduces harmful UV radiation, achieving both improved illumination and reduced harmful effects.
2Adaptability or versatility
If the emission spectrum is extended to cover more wavelength regions including ultraviolet, then the therapeutic effect is improved, but safety concerns increase due to harmful ultraviolet exposure
Solution Approach 1:
The patent optimizes the compositional parameters to achieve a balanced emission spectrum. By controlling the ratio of potassium (5-20 wt%) to titanium nitride (5-20 wt%), the device extends wavelength coverage for therapeutic benefits while the titanium nitride component specifically suppresses harmful UV-B and UV-C radiation, allowing safe utilization of the extended spectrum.
Solution Approach 2:
The patent converts the potential harm of ultraviolet radiation into a benefit by using titanium nitride to selectively filter harmful UV-B and UV-C wavelengths while allowing beneficial UV-A and visible light to pass. This transforms what would be a harmful broad-spectrum emission into a controlled, beneficial narrow-spectrum emission that provides therapeutic effects without safety risks.
3Device complexity
If carbon-based electrodes are used for arc discharge, then the device structure is simple, but the emission intensity is very weak
Solution Approach 1:
The patent transforms the simple carbon electrode into a composite material system containing carbon (70-90 wt%), potassium (5-20 wt%), and titanium nitride (5-20 wt%). This composite structure maintains the simplicity of the electrode form factor while dramatically enhancing emission intensity through the additive effects of potassium's strong spectral lines and titanium nitride's light emission properties, avoiding the need for complex electrode configurations.
Solution Approach 2:
The patent applies local quality enhancement by distributing potassium and titanium nitride particles within the carbon matrix of the electrode rod. This creates localized regions of high emission intensity throughout the electrode structure, where the metallic particles serve as discrete light-emitting centers within the carbon framework, maintaining overall structural simplicity while achieving enhanced emission through localized material properties.
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
The device efficiently generates light with an extended wavelength region, effectively treating viral and bacterial infections with reduced harmful ultraviolet exposure, and is portable and safe for human use, capable of preventing infection spread regionally or pandemically.
Implementation Method 1
since titanium nitride is added to the electrodes, the light emission having a plurality of increased emission peaks can be achieved by using the absorption/scattering effect of light and plasmon effect
Implementation Method 2
since titanium nitride is added to the electrodes, the light emission having a plurality of increased emission peaks can be achieved by using the absorption/scattering effect of light and plasmon effect
Implementation Method 3
a light therapy device which generates arc discharge between a pair of electrodes and uses rays of light generated by arc discharge
Implementation Method 4
an adsorbent configured to adsorb carbon dioxide generated by arc discharge
Data Source
AI summary
A light generated by arc discharge is efficiently and widely used for preventing and treating diseases such as viral infectious disease by optimally enhancing and adjusting a wavelength region of light of a light therapy device and increasing usability of the light therapy device. A light therapy device includes: a pair of electrodes containing carbon, titanium nitride and at least one of potassium and potassium compounds; a support portion for supporting the pair of electrodes so that the pair of electrodes is arranged at a predetermined distance from each other; and an electric circuit configured to apply a voltage between the pair of electrodes for generating arc discharge between the pair of electrodes.