Biodegradable ECM Polymer Composition for Tissue Regeneration

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Solution Overview

Problem

Existing extracellular matrix materials for tissue regeneration and wound healing lack the ability to effectively induce and support new tissue growth and healing, particularly in response to physiological conditions, and require improved biodegradability and therapeutic components.

Innovation Solution

A biodegradable polymer composition comprising particulate extracellular matrix derived from mammalian tissues, combined with therapeutic agents and a liquid medium, which can change consistency in response to physiological conditions and degrade at a predetermined rate, supported by concentric tubes or sandwich configurations to enhance tissue regeneration and wound healing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If extracellular matrix materials are used for tissue regeneration, then tissue repair function is provided, but the ability to effectively induce and support new tissue growth is insufficient

Engineering Contradiction:
Improvetissue regeneration effectivenessVSAvoidresponse to physiological conditions
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent combines extracellular matrix materials with biodegradable polymers to create a composite composition that maintains the biological activity of the ECM while adding structural support and controlled degradation properties. This composite approach enhances both tissue regeneration effectiveness and adaptability to physiological conditions through the synergistic properties of the combined materials.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The patent modifies the physical and chemical parameters of the extracellular matrix by incorporating biodegradable polymers with specific degradation rates. This allows the composition to adapt its properties over time in response to physiological conditions, improving both reliability and adaptability simultaneously.

Inventive Principle:
Principle #35Parameter changes

2Duration of action of moving object

If biodegradable polymer compositions are designed to degrade at predetermined rates, then controlled degradation is achieved, but material stability during storage and handling is compromised

Engineering Contradiction:
Improvedegradation rate controlVSAvoidmaterial stability
Core Design Contradiction:
Duration of action of moving objectVSStability of the object's composition

Solution Approach 1:

The patent incorporates stabilizing agents and protective formulations in advance during the composition preparation and packaging stages. These preliminary protective measures maintain material stability during storage and handling, while the controlled degradation properties remain intact for when the composition is deployed for tissue regeneration.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If therapeutic agents are added to enhance tissue growth, then regenerative capability is improved, but risk of bacterial growth and contamination increases

Engineering Contradiction:
Improvetissue growth inductionVSAvoidbacterial growth risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent incorporates antimicrobial agents alongside therapeutic agents in the composition. The antimicrobial components convert the potential harm of bacterial contamination into a protective benefit, allowing therapeutic agents to enhance tissue growth without increasing bacterial growth risk.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

4Reliability

If complex compositions with multiple components are used to support tissue regeneration, then regenerative support is enhanced, but manufacturing complexity and cost increase

Engineering Contradiction:
Improvetissue regeneration supportVSAvoidmanufacturing complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent combines multiple functional components (extracellular matrix, biodegradable polymers, therapeutic agents, and stabilizers) into a single integrated composition that can be manufactured as a unified product. This merging approach maintains the enhanced regenerative support of multiple components while simplifying manufacturing processes and reducing overall complexity.

Inventive Principle:
Principle #5Merging (Combining)

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 provides effective tissue regeneration and wound healing by supporting new tissue growth, adapting to physiological conditions, and degrading at a controlled rate, thereby facilitating seamless integration and minimizing scarring.

Implementation Method 1

a biodegradable polymer composition comprising a particulate biodegradable polymer, particulate extracellular matrix (ECM), a therapeutic component and a liquid medium

Methodology Applied
Scientific EffectBiodegradation: Decomposition (biological)

Implementation Method 2

degrade at a predetermined rate

Methodology Applied
Scientific EffectHydrolysis: Hydrolysis

Implementation Method 3

which can change consistency in response to physiological conditions

Methodology Applied
Scientific EffectPhase transition: Phase Change

Data Source

PatentUS12496375B2Biodegradable polymer compositions
Publication Date: 2025.12.16 CORVIVO CARDIOVASCULAR INC
  • US12496375B2 patent drawing

AI summary

The invention is a biodegradable polymer composition comprising a particulate biodegradable polymer, particulate extracellular matrix (ECM) derived from a mammalian tissue source, a therapeutic component that abates growth of bacteria and a liquid medium. The biodegradable polymer can change quality upon contact with a physiological parameter, such as temperature or pH that causes, for example, a liquid polymer to gel or harden. The polymer composition is adapted to induce regeneration of tissue in vivo.