Cold Plasma Synthesis of Silver Nanoparticles in Tissue
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Solution Overview
Problem
Current methods for synthesizing nanoparticles for medical treatments, such as silver nanoparticles, are costly, involve safety concerns, and face challenges in maintaining dispersion and preventing aggregation, which can affect their efficacy in treating wounds and infections.
Innovation Solution
The use of cold plasma technology to synthesize silver nanoparticles or other metal nanoparticles within cells, tissues, or liquid media, allowing for in-situ generation and dispersion to prevent aggregation, with a hand-held device generating multiple-frequency cold plasma that facilitates nanoparticle formation and bactericidal effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If conventional methods are used to synthesize nanoparticles, then nanoparticle production is achieved, but the process is costly and involves safety concerns
Solution Approach 1:
The patent replaces conventional chemical synthesis methods with cold plasma technology. The cold plasma device generates reactive species and energy that directly reduce metal ions to nanoparticles without requiring costly chemical reagents or complex purification systems, thereby reducing costs and improving safety
Solution Approach 2:
The cold plasma synthesis process is self-regulating through the natural behavior of plasma. The plasma automatically controls nanoparticle formation, size distribution, and prevents aggregation through its reactive environment, eliminating the need for additional stabilizing agents or complex process control mechanisms
2Reliability
If high concentrations of nanoparticles are used to ensure efficacy, then treatment effectiveness improves, but cytotoxicity and biofilm formation increase
Solution Approach 1:
The cold plasma process fundamentally changes the parameters of nanoparticle synthesis by producing particles with specific surface properties and size distributions directly during synthesis. The plasma environment creates nanoparticles with inherent stability and controlled morphology that achieve therapeutic effects at lower concentrations, reducing cytotoxicity and biofilm formation risks
3Device complexity
If nanoparticles are synthesized without in-situ generation, then synthesis process is simpler, but aggregation occurs and dispersion is difficult to maintain
Solution Approach 1:
The cold plasma process performs preliminary stabilization actions during the nanoparticle synthesis itself. The plasma environment provides continuous stabilization that prevents aggregation as particles form and mature, ensuring long-term dispersion stability without requiring additional stabilization steps or complex device 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
This approach enables effective bactericidal action, accelerates tissue healing, and reduces infection levels by ensuring uniform nanoparticle distribution and reducing the need for high concentrations, while minimizing cytotoxicity and biofilm formation.
Implementation Method 1
synthesis of nanoparticles in liquid, semi-solid media and in cells using cold plasma technology
Implementation Method 2
The energy source may include, but is not limited to, a dielectric barrier discharge energy system
Implementation Method 3
the metal ions may be reduced to the metal atoms by the cold plasma
Implementation Method 4
The cold plasma may also introduce reactive oxygen and nitrogen species that are bactericidal to the bacteria
Data Source
AI summary
A method of forming metal nanoparticles includes applying a substance to an area of interest, applying cold plasma to the area of interest, and synthesizing nanoparticles from the substance using the cold plasma in the area of interest, wherein the substance is a solution that contains metal ions, and the nanoparticles synthesized are metallic in nature.