Amnion Tissue Porous Collagen Matrix Wound Coverage
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Solution Overview
Problem
The limited availability and high cost of placental membranes restrict their use in wound healing applications, especially for larger wounds, as they can only effectively treat small surface areas when applied directly.
Innovation Solution
A wound care preparation is developed by combining amniotic tissue cells and particles with a porous collagen matrix, which adsorbs the amniotic tissue components uniformly over a larger area, allowing for effective treatment of wounds up to twenty times larger than if the placental membrane were applied directly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If placental membrane is applied directly to a wound, then the wound receives direct contact with healing factors, but the treatable wound surface area is limited to small areas only
Solution Approach 1:
The placental membrane is processed into morselized particles (small fragments) that can be uniformly distributed over large wound surfaces. This segmentation transforms the intact membrane into discrete units that maintain therapeutic efficacy while enabling broad coverage of extensive wounds.
Solution Approach 2:
A porous collagen matrix serves as an intermediary carrier that absorbs and holds the morselized placental membrane particles. This matrix acts as a delivery vehicle, allowing the active components to be applied uniformly over large surface areas while maintaining their therapeutic function.
2Area of stationary object
If intact placental membrane is used, then the structural integrity is maintained, but the coverage area for large wounds is insufficient
Solution Approach 1:
The intact membrane is divided into morselized particles that, when combined with the collagen matrix, create a distributed structural network. This segmentation allows coverage of large areas while the matrix provides the structural framework that individual particles lack.
Solution Approach 2:
The treatment combines morselized placental membrane with porous collagen matrix to create a composite material. The collagen matrix provides structural integrity and framework, while the placental membrane particles contribute therapeutic factors, achieving both strength and extensive coverage.
3Area of stationary object
If morselized placental membrane is combined with porous collagen matrix, then uniform dispersion over large area is achieved, but the preparation complexity increases
Solution Approach 1:
The porous collagen matrix serves as an intermediary that simplifies the application process. Instead of manually distributing delicate placental membrane particles, the matrix pre-absorbs them in uniform concentrations, transforming a complex distribution task into a simple matrix application.
Solution Approach 2:
The porous structure of the collagen matrix naturally facilitates uniform distribution of morselized particles throughout its three-dimensional network. This porosity enables automatic, even dispersion without requiring complex mixing or distribution mechanisms.
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 preparation effectively promotes wound healing by uniformly dispersing amniotic fluid cells and morselized placental membrane over a larger wound surface, enhancing the treatment of non-healing wounds and burns by providing essential growth factors and structural support.
Implementation Method 1
combining amniotic tissue cells and particles with a porous collagen matrix, which adsorbs the amniotic tissue components uniformly over a larger area
Data Source
AI summary
A method of treating a wound including applying a wound care treatment to the wound, the wound care treatment including a preparation composed of morselized amnion tissue and amniotic fluid cells adsorbed to a porous collagen matrix and optionally, glycosaminoglycan. The morselized amnion tissue includes organized amniotic extracellular matrix (ECM), amniotic tissue cells and growth factors contained within the ECM and amniotic tissue cells. The porous collagen matrix is provided as a solid sheet, a meshed or perforated sheet or a flowable material.