Cross-Linked Adipose Tissue Matrices for Regenerative Scaffolds
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Solution Overview
Problem
Existing tissue products, such as ALLODERM® and STRATTICE™, are not ideal for regeneration, repair, or augmentation of adipose-containing tissues due to their biological and mechanical properties, which may not mimic native adipose tissue and can lead to fibrotic tissue formation.
Innovation Solution
Adipose tissue is processed to remove cellular components and lipids, forming a three-dimensional porous structure that is cross-linked to maintain shape and structure, retaining extracellular matrix proteins and growth factors, suitable for adipose tissue sites.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing tissue products (ALLODERM®, STRATTICE™) are used for tissue regeneration, then tissue repair function is provided, but fibrotic tissue formation occurs and native tissue texture is not maintained
Solution Approach 1:
The patent extracts and removes cellular components and lipids from adipose tissue, isolating the extracellular matrix framework. This extraction process eliminates the harmful cellular elements that would otherwise cause fibrotic tissue formation while preserving the beneficial structural and biochemical components for tissue regeneration.
Solution Approach 2:
The patent applies cross-linking treatment to modify the physical and chemical parameters of the extracellular matrix, enhancing its structural stability and regenerative properties. This parameter change transforms the matrix into a more effective scaffold that promotes native tissue regeneration while preventing fibrosis.
2Reliability
If adipose tissue is processed to remove cellular components and lipids, then regenerative capability is improved, but tissue structure stability must be maintained
Solution Approach 1:
The patent applies cross-linking treatment before implantation to pre-stabilize the extracellular matrix structure. This preliminary action ensures that the matrix maintains its three-dimensional architecture and mechanical properties throughout the regeneration process, preventing structural collapse while supporting tissue growth.
Solution Approach 2:
The patent creates a composite structure by cross-linking the extracellular matrix proteins, forming a enhanced material that combines the natural biochemical cues of adipose tissue with improved structural stability and mechanical strength for sustained regenerative performance.
3Stability of the object's composition
If cross-linking is applied to maintain three-dimensional shape, then structural stability is improved, but manufacturing complexity increases
Solution Approach 1:
The patent replaces complex mechanical stabilization methods with chemical cross-linking, which achieves superior structural stability through molecular bonding. This substitution simplifies the overall processing by using a single effective treatment step rather than multiple mechanical reinforcement steps.
Solution Approach 2:
The cross-linking process modifies the chemical parameters of the extracellular matrix, creating stable covalent bonds that lock the three-dimensional structure in place. This parameter change achieves structural stability through chemical means rather than complex mechanical assemblies, reducing manufacturing complexity.
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 processed adipose tissue products support cell ingrowth, vascularization, and tissue regeneration, providing superior regenerative capabilities and maintaining native tissue texture and feel, while being biocompatible and stable.
Implementation Method 1
cross-linked to produce a stable three-dimensional structure
Data Source
AI summary
The present disclosure provides tissue products produced from adipose tissues, as well as methods for producing such tissue products. The tissue products can include acellular extracellular matrices. In addition, the present disclosure provides systems and methods for using such products.