Fluorescent Handpiece Circulation System for Dye Cooling
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Solution Overview
Problem
Existing cosmetic and dermatologic treatments using non-coherent fluorescent light or intense pulsed light face issues with dye quenching, bleaching, and heating, leading to reduced efficacy and a larger, more complex system for dye circulation and cooling, which complicates the treatment process.
Innovation Solution
A fluorescent handpiece that includes a source of electromagnetic radiation, a nonlinear waveguide, and a system for circulating a fluorescent substance through the waveguide, which mitigates quenching, bleaching, and heating, allowing for more efficient and targeted tissue treatment with enhanced radiation parameters.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a fluorescent substance or dye is used to transform light wavelengths in cosmetic and dermatologic treatments, then the treatment can target specific tissue conditions, but the dye suffers from quenching, bleaching, and heating that reduce efficacy and shorten useful lifetime
Solution Approach 1:
The patent extracts the fluorescent substance from the handpiece and places it in a separate circulating reservoir system. The handpiece contains only the light source and delivery mechanism, while the dye is continuously circulated through external cooling and filtration systems, thereby protecting the dye from degradation and extending its useful lifetime.
Solution Approach 2:
The patent introduces a circulating fluid system as an intermediary between the light source and the treatment target. The dye circulates through a separate loop with cooling mechanisms, acting as a mediator that can be regenerated and reused, thus extending its operational lifetime while maintaining treatment efficacy.
2Duration of action of stationary object
If the fluorescent substance is circulated through a separate base unit to mitigate quenching, bleaching, and heating, then the useful lifetime of the dye is extended, but the system volume and complexity increase significantly
Solution Approach 1:
The circulating fluid serves multiple functions simultaneously: it carries the fluorescent dye, provides cooling through heat absorption, and enables continuous circulation for dye regeneration. This multi-functionality reduces the need for separate dedicated systems for each function, thereby reducing overall system complexity.
Solution Approach 2:
The circulating dye system is designed to be self-regenerating through continuous circulation and external cooling, eliminating the need for frequent manual replacement of the fluorescent substance. The system automatically manages dye temperature and concentration, reducing operational complexity.
3Duration of action of stationary object
If the fluorescent substance is circulated through a separate base unit to cool the dye and extend its useful lifetime, then the dye stability is improved, but the volume of circulating dye and the size of the system increase
Solution Approach 1:
The patent applies cooling specifically at critical locations where the fluorescent substance is most susceptible to heating, such as near the light source and in the circulation path. This localized cooling approach is more efficient than cooling the entire system uniformly, reducing the overall volume of cooling infrastructure required.
Solution Approach 2:
The patent changes the physical parameters of the circulating system, such as flow rate, temperature, and dye concentration, to optimize the balance between cooling efficiency and system volume. By adjusting these parameters, the system achieves effective dye cooling with minimal circulating volume.
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 solution results in a more compact, cost-effective, and safer treatment device that extends the usable lifetime of the fluorescent substance, reduces eye safety risks, and improves tissue targeting, while maintaining or enhancing treatment efficacy.
Implementation Method 1
a fluorescent substance, capable of modulating at least one property of the electromagnetic radiation
Implementation Method 2
a nonlinear waveguide adjacent the source, receiving electromagnetic radiation from the source and delivering modulated electromagnetic radiation to the tissue
Data Source
AI summary
A handpiece can treat biological tissue using electromagnetic radiation, which can be substantially fluorescent light. The handpiece includes a source of electromagnetic radiation and a waveguide. The waveguide is adjacent the source, receives electromagnetic radiation from the source, and delivers the electromagnetic radiation to the biological tissue. The handpiece also includes a system for moving a fluorescent substance through the waveguide. The fluorescent substance includes a fluid base and a fluorescing agent and is capable of modulating at least one property of the electromagnetic radiation. A method is described for removing the fluorescing agent from the fluorescing substance and replacing it with a second, different fluorescing agent.