Silicone Wound Dressing with Adhesive Anchors

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Solution Overview

Problem

Conventional dressings, including silicone ones, face issues with adherence to the skin, particularly in high-tension areas like the shoulder, elbow, or knee, leading to potential dressing release and trauma during removal.

Innovation Solution

A silicone sheet dressing system with adhesive anchors applied over the silicone sheet, secured with a dispenser unit that includes a dressing and adhesive anchor dispensing system, providing better skin adherence and ease of use, along with a drying rack for reusable silicone sheeting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If silicone dressings are used to cover a wound or closed incision, then trauma and discomfort during removal is reduced, but adherence to the skin deteriorates, especially in high-tension areas

Engineering Contradiction:
Improvetrauma during removalVSAvoidadherence to skin
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The invention combines silicone material with adhesive anchors to create a composite dressing system. The silicone sheet provides non-traumatic removal properties while the adhesive anchors provide secure attachment to the skin, especially in high-tension areas. This composite approach allows the dressing to simultaneously achieve both non-sticking properties and strong adherence.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The dressing is divided into multiple components: a silicone sheet portion that contacts the wound and provides non-traumatic removal, and separate adhesive anchor portions that are distributed across the dressing to provide secure attachment. This segmentation allows each component to perform its specialized function optimally.

Inventive Principle:
Principle #1Segmentation

2Reliability

If adhesive anchors are applied over the silicone sheet to secure it, then adherence in high-tension areas is improved, but device complexity increases

Engineering Contradiction:
Improveadherence in high-tension areasVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The adhesive anchors are designed to be self-adhering to both the silicone sheet and the skin. The anchors have adhesive properties that allow them to attach to the silicone sheet without additional fastening mechanisms, and then adhere to the skin when pressed into place. This self-service capability reduces the need for complex application mechanisms.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If silicone sheeting is provided in roll form with a leader, then ease of dispensing is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improveease of dispensingVSAvoidleader attachment precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

A leader portion is attached to the end of the silicone sheeting roll before dispensing. This leader serves as a preliminary handling element that makes it easier to grasp, dispense, and position the silicone sheet. The leader is pre-attached during manufacturing and provides a convenient grip point for users.

Inventive Principle:
Principle #10Preliminary action

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

Enhances wound healing by maintaining dressing adherence in high-tension areas, reducing trauma and discomfort during removal, while allowing for customizable and efficient dispensing and labeling to meet various jurisdictional requirements.

Implementation Method 1

The silicone sheet may be provided with a backing, which, when removed, exposes an adhesive layer... adhesive anchors may be applied over a portion of the silicone sheet... to better secure the silicone sheet to the site

Methodology Applied
Scientific EffectAdhesive bonding: Adhesive

Data Source

PatentUS11051990B2Silicone wound and scar treatment system and method
Publication Date: 2021.07.06 NOVAPLAST CORP
  • US11051990B2 patent drawing
  • US11051990B2 patent drawing
  • US11051990B2 patent drawing

AI summary

The present invention relates to a dispenser for the silicone sheeting and the adhesive anchors and method for treating sites, such as wounds or closed incisions, using the silicone sheeting and anchors. The silicone sheeting may be provided in the form of a roll, which includes a leader. The silicone sheeting may be cut from the roll, or may be of precut sizes. Adhesive anchors may be cut from a roll or may be of precut sizes. The dispenser allows for easy access to silicone sheeting for wound treatment and adhesive anchors for securement of the silicone sheets, especially in high tension areas of the body.