Xanthone Hydrogel Antiseptic for Sustained Biocompatible Release
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Solution Overview
Problem
Existing antiseptic agents like chlorhexidine have cytotoxic effects on human tissues and are unstable in aqueous media, leading to frequent dosing and inability to provide prolonged antimicrobial action.
Innovation Solution
A biocompatible antiseptic composition containing 9-hydroxycalabaxanthone, formulated in hydrogels, which provides controlled and prolonged antimicrobial release without cytotoxicity, using modified hyaluronic acid to stabilize the compound.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If chlorhexidine is used as an antimicrobial substance, then excellent antimicrobial properties are achieved, but harmful effects on human gingival tissues occur
Solution Approach 1:
The patent extracts and removes the harmful chlorhexidine substance from the formulation, replacing it with alternative antimicrobial agents that do not exhibit cytotoxic effects on gingival tissues, thereby maintaining antimicrobial efficacy while eliminating tissue harm
Solution Approach 2:
The patent changes the chemical composition parameters by substituting chlorhexidine with other antimicrobial substances, altering the formulation to achieve the desired balance between antimicrobial activity and biocompatibility
2Device complexity
If physical gelling is used to form gel formulations, then the gel structure is formed, but instability in aqueous media occurs leading to frequent dosing
Solution Approach 1:
The patent employs composite material strategies by combining hydrophilic polymers with crosslinking agents to create hydrogel formulations that integrate multiple functional components, achieving both gel structure formation and enhanced stability in aqueous environments
Solution Approach 2:
The patent introduces crosslinking agents as intermediary substances that mediate between the polymer chains and water, creating a stable three-dimensional network structure that maintains gel integrity and prevents premature dissolution in aqueous media
3Device complexity
If physical gelling is used to form gel formulations, then the gel structure is formed, but inability to provide prolonged release occurs
Solution Approach 1:
The patent uses composite hydrogel materials with controlled porosity and crosslinking density to regulate the release kinetics of active ingredients, enabling sustained and prolonged delivery over extended periods
Solution Approach 2:
The patent incorporates porous hydrogel structures that provide controlled diffusion pathways for active ingredients, allowing gradual release over time and enabling prolonged therapeutic action
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 composition effectively inhibits a range of bacteria and fungi, maintaining biocompatibility with human tissues and providing sustained antimicrobial activity comparable to chlorhexidine, while reducing tissue toxicity.
Implementation Method 1
formed solely by means of the physical interaction of polymer chains, i.e., formed by means of physical gelling
Implementation Method 2
they are very unstable in aqueous media. This results in frequent dosing of the treatment and the inability to use same as a prolonged release system
Data Source
AI summary
Biocompatible antiseptic composition containing 9-hydroxycalabaxanthone and/or related xanthones The present invention relates to a cosmetic or pharmaceutical composition containing 9-hydroxycalabaxanthone in the form of gel, aqueous solution, soap, or other presentations, which can be used efficiently in the antiseptic treatment of the buccal cavity, as well as in the disinfection of surfaces such as body surfaces, for example, in the treatment of medical conditions associated with infection (such as acute or chronic wounds, burns, and surgical wounds), or disinfection of the skin before a surgical procedure.