Tissue Expander Texture Prediction for Breast Reconstruction Complications
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Solution Overview
Problem
Current breast reconstruction surgery methods lack effective prediction tools for complications, particularly regarding the choice between micro-textured and macro-textured tissue expanders, which can lead to varying rates of complications such as severe capsular contracture and infection.
Innovation Solution
A method and system for predicting the prognosis of breast reconstruction surgery by collecting clinical data, classifying it based on tissue expander types and treatment results, and applying this data to calculate a prognostic pattern to predict complication occurrence, specifically identifying higher risks associated with macro-textured tissue expanders.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If macro-textured tissue expanders are used, then the risk of malposition and rotation is reduced due to strong adhesion, but the risk of forming double shells or biofilms increases leading to chronic inflammation
Solution Approach 1:
The patent changes the surface texture parameter of the tissue expander from macro-textured to micro-textured. This parameter change reduces adhesion strength, thereby decreasing the risk of forming double shells and biofilms that cause chronic inflammation, while still providing sufficient stability during the expansion period.
Solution Approach 2:
The patent employs a tissue expander as a temporary device that is removed after the expansion period. The micro-textured surface is designed to minimize long-term harmful effects while achieving the necessary temporary adhesion for proper expansion, after which the device is discarded and replaced with a permanent implant.
2Object-generated harmful factors
If micro-textured tissue expanders are used, then the surface is smoother reducing biofilm formation, but the adhesion with surrounding shell is weaker leading to potential malposition
Solution Approach 1:
The patent optimizes the surface texture parameter to a micro-textured finish that provides sufficient adhesion during the expansion period while minimizing biofilm formation. The specific micro-texture characteristics are designed to balance these competing requirements.
3Ease of operation
If immediate reconstruction surgery is performed, then psychological benefits and quality of life improve, but the complexity of surgery and risk of complications increase
Solution Approach 1:
The patent segments the reconstruction process into two stages: first, insertion of a tissue expander during mastectomy; second, removal of expander and implantation of permanent implant after expansion period. This segmentation allows the surgery to be divided into manageable phases, reducing overall complexity while maintaining the benefits of immediate reconstruction.
Solution Approach 2:
The tissue expander serves as an intermediary device between the mastectomy and final implant placement. It provides temporary structural support and allows for gradual expansion of the breast tissue, facilitating the complex reconstruction process while improving patient outcomes.
Data Source
AI summary
A method of providing information to predict the prognosis of breast reconstruction surgery and a system for predicting the prognosis of breast reconstruction surgery is provided. By using a method or system for providing information to predict the prognosis of breast reconstruction surgery according to one specific example, it is possible to predict the occurrence of complications in a subject into which a tissue expander is inserted or scheduled to be inserted during a process of breast reconstruction surgery and to prepare appropriate treatment for the subject, and it is possible to provide information to aid in selecting a type of tissue expander with a low possibility of complication occurrence.