Biodegradable Implant Fixation Mesh for Migration Control

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Solution Overview

Problem

Current methods for securing body implants, such as breast implants, often result in implant migration due to the lack of direct fixation, leading to undesirable cosmetic outcomes and potential complications, and existing solutions like acellular dermal matrix are costly and indirect.

Innovation Solution

A biocompatible and biodegradable mesh material with a biodegradable adhesive and fasteners is used to secure the implant, allowing for customizable fixation to the body, ensuring the implant remains in place until encapsulated by the body before degrading.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If no fixation method is used, then the implant can be easily placed, but the implant migrates and causes undesirable cosmetic outcomes

Engineering Contradiction:
Improveease of implant placementVSAvoidimplant position stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The fixation device is divided into multiple functional components: a mesh body for distribution, attachment points for securement, and biodegradable adhesive for bonding. This segmentation allows each component to perform its specific function optimally while maintaining overall ease of application.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mesh is pre-formed with attachment points and adhesive layers already in place, allowing the surgeon to simply position and secure the implant without complex assembly steps. The adhesive is pre-applied to the mesh, eliminating the need for separate adhesive application procedures.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If permanent fixation materials are used, then the implant remains securely fixed, but the materials cause long-term restriction and require additional surgeries for removal

Engineering Contradiction:
Improveimplant position stabilityVSAvoidlong-term restriction and surgical burden
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The fixation device uses biodegradable materials whose mechanical properties change over time. The mesh maintains high strength initially to secure the implant, then gradually degrades as the body encapsulates the implant, transitioning from a rigid fixation structure to a fully integrated biological system. This parameter change eliminates the need for permanent foreign materials.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The biodegradable mesh is designed to be temporarily discarded by the body's natural processes. As the mesh degrades and is absorbed, the implant becomes permanently secured by the body's own encapsulation tissue, eliminating the need for future removal surgeries and avoiding long-term foreign body presence.

Inventive Principle:
Principle #34Discarding and recovering

3Object-affected harmful factors

If biocompatible and biodegradable materials are used, then the device provides enhanced long-term fixation with minimal adverse reactions, but the device complexity increases

Engineering Contradiction:
Improveadverse reactionsVSAvoiddevice structure complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The fixation device combines multiple biocompatible and biodegradable materials with complementary properties: a mesh structure for mechanical support, adhesive agents for bonding, and fasteners for initial securement. This composite approach achieves superior biocompatibility and degradation characteristics while maintaining structural effectiveness.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The mesh structure serves multiple functions simultaneously: providing mechanical support for implant positioning, serving as an adhesive substrate for bonding to surrounding tissue, and acting as a scaffold for tissue ingrowth. This multi-functionality reduces the need for separate components and simplifies the overall device design.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Reliability

If indirect fixation methods like acellular dermal matrix are used, then the device creates a pocket for the implant, but the cost becomes prohibitive

Engineering Contradiction:
Improveimplant fixationVSAvoidcost
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The fixation device uses inexpensive biodegradable materials that serve their purpose temporarily and then are naturally absorbed by the body. This eliminates the need for expensive permanent materials like acellular dermal matrix, significantly reducing the overall cost while providing effective fixation during the critical healing period.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

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 solution provides enhanced long-term implant fixation with minimal adverse reactions, reducing implant migration and allowing for natural encapsulation without long-term restriction, thus improving cosmetic outcomes and patient satisfaction.

Implementation Method 1

The anterior face is configured for attachment to a body implant using a biocompatible and bioabsorbable adhesive agent

Methodology Applied
Scientific EffectAdhesion: Adhesive

Implementation Method 2

the device persists within the subject's body only until the implant has been substantially encapsulated by the subject's body, after which the device degrades or is absorbed by the subject's body

Methodology Applied
Scientific EffectBiodegradation: Decomposition (biological)

Data Source

PatentUS12539205B2Body implant fixation devices, systems, and methods of use
Publication Date: 2026.02.03 DUKE UNIV
  • US12539205B2 patent drawing
  • US12539205B2 patent drawing
  • US12539205B2 patent drawing

AI summary

The present disclosure provides devices, systems, and methods relating to performing a medical procedure. In particular, the present disclosure is directed to devices, systems, and methods for positioning and securing a body implant in a subject in a manner that is customizable for each subject and minimizes implant migration. The devices, systems, and methods described herein utilize biocompatible and biodegradable materials that provide enhanced long-term fixation of the implant.