Skin Tension-Reducing Scar-Preventing Plaster With Traction Strips

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Solution Overview

Problem

Existing scar-preventing methods fail to effectively reduce skin tension and prevent scar formation, particularly in areas with high tension or large wounds, leading to complications such as appearance destruction and dysfunction.

Innovation Solution

A skin tension-reducing scar-preventing plaster with a divided film structure, incorporating silicone gel and traction strips, where the film is split into left and right parts with adhesion gels, and connected by traction strips and fixing blocks, allowing for controlled skin tension reduction through pulling mechanisms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If traditional scar-preventing plasters are used, then the scar area is covered and protected, but the skin tension in the scar area is not effectively reduced

Engineering Contradiction:
Improveskin tensionVSAvoidscar prevention effectiveness
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The plaster is divided into multiple functional segments: a central silicone gel part for scar treatment, left and right film parts for tension reduction, and traction strips for applying force. This segmentation allows each part to perform its specific function independently, with the traction strips specifically designed to reduce skin tension while the silicone gel part treats the scar tissue.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The traction strips act as intermediaries that transfer pulling force from the user's hands to the skin around the wound. By pulling the traction strips, external force is applied to reduce skin tension in the blank areas, which in turn reduces tension on the scar tissue without requiring direct manipulation of the wound area.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If skin tension is reduced by manual manipulation, then scar formation may be prevented, but the treatment is time-consuming and requires frequent manual intervention

Engineering Contradiction:
Improvescar prevention effectivenessVSAvoidtreatment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The plaster is pre-configured with traction strips and fixing blocks that enable tension reduction to be applied continuously or intermittently without requiring repeated manual manipulation. The adhesion gels ensure the plaster remains firmly attached to the skin, maintaining the tension-reducing effect over extended periods without needing frequent reapplication or adjustment.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The plaster provides dynamic tension reduction capability through the traction strips, which can be pulled to adjust the degree of tension reduction as needed. This allows the treatment to adapt to changing skin tension conditions during the healing process, maintaining effectiveness without requiring complete reapplication of the plaster.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If a unified plaster structure is used, then the device is simple to manufacture, but it cannot provide both tension reduction and targeted scar treatment simultaneously

Engineering Contradiction:
Improveplaster structure simplicityVSAvoiddual function capability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The plaster is divided into multiple functional segments: a central silicone gel part for scar treatment, left and right film parts for tension reduction, and traction strips for applying force. This segmentation allows each part to perform its specific function independently, with the traction strips specifically designed to reduce skin tension while the silicone gel part treats the scar tissue.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The plaster integrates multiple functions into a single device: the silicone gel part provides scar treatment through hydration and closure, while the film parts with adhesion gels provide tension reduction, and the traction strips enable adjustable force application. This multi-functional design allows the plaster to simultaneously address both skin tension reduction and targeted scar treatment without requiring separate devices.

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

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 plaster effectively reduces skin tension, enhances wound healing, and prevents scar formation by promoting collagen fiber alignment and improving skin appearance, particularly effective on high-tension areas like joints and large wounds.

Implementation Method 1

lower surfaces of the left part and the right part are both provided with adhesion gels

Methodology Applied
Scientific EffectAdhesion: Adhesive

Implementation Method 2

the scar is reduced through the physical action of a silicone gel, its principle is that the structure of the scar tissue is changed by hydration and closure to the skin stratum corneum

Methodology Applied
Scientific EffectHydration: Hydrogel

Implementation Method 3

the left part is close to the right part through traction, the film in the blank area shrinks first due to a relatively low physical strength, then the skin in the blank area is driven to shrink to the silicone part

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Data Source

PatentUS20250228561A1Skin tension-reducing scar-preventing plaster
Publication Date: 2025.07.17 BEIJING EASENG MEDICAL SCI CO LTD
  • US20250228561A1 patent drawing
  • US20250228561A1 patent drawing
  • US20250228561A1 patent drawing

AI summary

The present disclosure provides a skin tension-reducing scar-preventing plaster, including a film stuck to the skin, where the film is divided into a left part, a silicone part and a right part, lower surfaces of the left part and the right part are both provided with adhesion gels, a lower surface of the silicone part is provided with a silicone gel, an area between the left part and the silicone part is a blank area, and an area between the right part and the silicone part is also a blank area; and a plurality of fixing blocks are mounted on the surface of the left part, a plurality of fixture blocks corresponding to the fixing blocks are mounted on the surface of the right part, traction strips are connected between the fixing blocks and the fixture blocks, and one end of the traction strips are connected with the fixing blocks.