Topical Cannabinoids for Epidermolysis Bullosa Keratin Upregulation

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Solution Overview

Problem

Current treatments for epidermolysis bullosa simplex (EBS) are limited in effectiveness, as they primarily focus on palliative care and do not address the underlying mechanical fragility caused by keratin protein dysfunction, leading to chronic blistering and increased risk of skin cancer.

Innovation Solution

Topical application of cannabinoids, specifically a mixture of cannabidiols and cannabinol, which modulates keratin gene expression and protein synthesis to compensate for dysfunctional keratins, thereby enhancing skin strength and reducing blister formation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If topical cannabinoids are applied to treat EBS, then skin strength and wound healing are improved, but the complexity of the treatment regimen increases

Engineering Contradiction:
Improveskin strengthVSAvoidtreatment regimen complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent applies parameter changes by modifying the chemical composition parameters of topical treatments - specifically using cannabinoids with specific ratios (e.g., CBD:CBN 10:1) and concentrations (0.1-10 μM) to achieve therapeutic effects. This resolves the contradiction by finding optimal parameter values that improve skin strength without requiring complex multi-component formulations.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent extracts and isolates specific active compounds (cannabinoids CBD and CBN) from complex plant extracts to create a simplified, targeted treatment. By taking out only the essential therapeutic components and eliminating unnecessary complexity, the treatment achieves improved skin strength while maintaining a relatively simple application regimen.

Inventive Principle:
Principle #2Taking out (Extraction)

2Object-affected harmful factors

If topical cannabinoids are applied to modulate keratin expression, then blister formation is reduced, but the time required to achieve therapeutic effect increases

Engineering Contradiction:
Improveblister formationVSAvoidtime to therapeutic effect
Core Design Contradiction:
Object-affected harmful factorsVSLoss of time

Solution Approach 1:

The patent applies preliminary action by continuously applying topical cannabinoids to gradually build up keratin expression and skin strength before blistering occurs. The treatment works preventively over time, with the cannabinoids accumulating and progressively modulating keratin gene expression, thereby reducing blister formation while establishing a sustained therapeutic effect.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements continuity of useful action through regular, repeated topical applications of cannabinoids. The continuous exposure ensures sustained modulation of keratin expression and maintenance of skin strength, preventing blister formation while the cumulative effect reduces the time needed to achieve therapeutic benefits.

Inventive Principle:
Principle #20Continuity of useful action

3Productivity

If topical cannabinoids are applied to promote wound healing, then skin regeneration is improved, but the frequency of application required increases

Engineering Contradiction:
Improveskin regeneration rateVSAvoidapplication frequency
Core Design Contradiction:
ProductivityVSDuration of action of moving object

Solution Approach 1:

The patent applies periodic action by establishing a scheduled regimen of topical cannabinoid applications (e.g., twice daily). This periodic treatment maintains sufficient drug levels in the skin to promote continuous wound healing and skin regeneration, balancing the need for frequent application with the desire to improve productivity without requiring constant treatment.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS12042479B2Use of topical formulations of cannabinoids in the treatment of epidermolysis bullosa and related connective tissue disorders
Publication Date: 2024.07.23 INMED PHARMA INC
  • US12042479B2 patent drawing
  • US12042479B2 patent drawing
  • US12042479B2 patent drawing

AI summary

Mutations in keratin genes or the genes that regulate keratin expression can result in epithelial cells lacking sufficient structural integrity. The resulting disruption of connective tissue gives rise to inherited disorders such epidermolysis bullosa. It has been found that various cannabinoids (including mixtures of cannabidiols and cannabinol) upregulate expression of various keratins such that loss of function in other keratin genes may be compensated for. By way of this upregulation, these cannabinoids can be used to treat epidermolysis bullosa and other connective tissue disorders arising from intermediate filament dysfunction.