Biocompatible Double-Layer Matrix for Soft Tissue Restoration
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Solution Overview
Problem
Current treatments for soft tissue injuries, such as tendons and ligaments, face challenges including limited graft material supply, high costs, immune rejection, and inefficient regeneration due to the use of foreign materials, leading to unpredictable clinical outcomes and high failure rates in restoration procedures.
Innovation Solution
A biocompatible double-layer matrix is developed, comprising a collagen absorption layer and a support layer formed by mixing collagen with a water-soluble polymer, which prevents adhesion and controls degradability, allowing for rapid tissue regeneration and reducing the burden of surgery by promoting effective tissue repair without the need for extensive surgical intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If foreign materials are used for tissue restoration, then structural support is provided, but immune rejection occurs and regeneration efficiency decreases
Solution Approach 1:
The patent changes the material parameter from foreign synthetic materials to biocompatible collagen, fundamentally altering the biological compatibility while maintaining structural support functionality. This parameter change eliminates immune rejection while preserving the mechanical strength needed for tissue restoration.
Solution Approach 2:
The patent creates a composite structure combining collagen with water-soluble polymers to achieve both biocompatibility and adequate mechanical properties. This composite approach allows the material to provide structural support while being fully biodegradable and immunocompatible, resolving the contradiction between strength and reliability.
2Reliability
If single-layer collagen structures are used, then biocompatibility is achieved, but adhesion to surrounding tissues occurs and degradability cannot be controlled
Solution Approach 1:
The patent divides the restoration material into multiple functional layers: a collagen layer for biocompatibility and a water-soluble polymer layer for controlled degradation and adhesion prevention. This segmentation allows each layer to perform its specific function without the harmful effects of a single-layer structure.
Solution Approach 2:
The patent applies different material properties to different regions of the restoration device. The collagen layer provides biocompatibility where it contacts living tissue, while the water-soluble polymer layer provides controlled degradation and prevents adhesion to surrounding structures. Each local region has the quality needed for its specific function.
3Reliability
If extensive surgical intervention is performed, then tissue reconnection is achieved, but surgical burden increases and recovery time extends
Solution Approach 1:
The patent enables the restoration material to perform self-service functions by providing inherent biocompatibility and controlled degradation properties that guide tissue regeneration without requiring complex surgical procedures. The material itself facilitates the healing process, reducing the need for extensive surgical intervention and long recovery periods.
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 double-layer matrix effectively induces tissue regeneration, reduces the risk of adhesion to other tissues, and controls degradability, thereby facilitating faster and more effective restoration of soft tissues, addressing the limitations of existing treatments and promoting early treatment of partial-thickness tears to prevent progression to full-thickness tears.
Implementation Method 1
collagen with a water-soluble polymer, which prevents adhesion
Implementation Method 2
controls degradability
Data Source
AI summary
Disclosed are a matrix for restoring soft tissue and a method of producing the same, the method including: forming a sheet-type absorption layer (11) on one side of a double layer using biocompatible neutral collagen; forming a film-type support layer (12) on the remaining surface of the double layer by mixing collagen with a water-soluble polymer and a natural material; and forming a double layer-structured matrix (10) for restoring soft tissue by attaching the absorption layer (11) and the support layer (12) so as to treat damage to soft tissue of a mammal other than a human or restore damaged soft tissue. This invention pertains to the treatment of damage to soft tissue such as tendons, ligaments, and rotator cuffs or the restoration of damaged soft tissue, whereby the quality and reliability of products can be remarkably improved, thus satisfying various needs of consumers, who are the users thereof, and exhibiting a good effect.