Lanolin Vitamin E Coated Disposable Gloves for Skin Irritation

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Solution Overview

Problem

Healthcare professionals often experience skin irritation and dryness due to prolonged use of disposable gloves, leading to conditions like irritant contact dermatitis, despite the importance of infection control measures.

Innovation Solution

A disposable glove with a uniform coating of an emulsified Lano-E composite, comprising purified Lanolin and Vitamin E, is applied to the donning surface through a controlled drying process, providing moisturization and skin conditioning while maintaining the glove's durability and flexibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If disposable gloves are used for prolonged infection control, then cross-contamination is prevented, but skin irritation and dryness occur

Engineering Contradiction:
Improveinfection controlVSAvoidskin irritation
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies lanolin and Vitamin E coating to the glove's donning surface before use. This preliminary application of moisturizing agents prevents skin dryness and irritation that would otherwise occur during prolonged glove wear, while maintaining the glove's infection control function.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The lanolin-Vitamin E composite acts as an intermediary substance between the glove material and the user's skin. This coating layer provides skin conditioning and protection while allowing the glove to maintain its barrier function against cross-contamination.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If lanolin and Vitamin E coating is applied to the glove, then skin conditioning is improved, but glove durability may be affected

Engineering Contradiction:
Improveskin conditioningVSAvoidglove durability
Core Design Contradiction:
Object-affected harmful factorsVSStrength

Solution Approach 1:

The patent optimizes the coating parameters including lanolin concentration (0.1-5% w/v), Vitamin E concentration (0.01-1% w/v), and drying temperature (20-100°C) to achieve a balance between skin conditioning benefits and glove durability. The controlled drying process ensures proper coating formation without compromising the glove's mechanical properties.

Inventive Principle:
Principle #35Parameter changes

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 Lano-E composite coating helps to heal and maintain skin elasticity, reducing skin irritation and damage, while ensuring effective infection control and comfort during glove use.

Implementation Method 1

Evaporating the liquid medium from the emulsified mixture in a temperature controlled heating condition to achieve a dried coating of purified lanolin enriched with Vitamin E

Methodology Applied
Scientific EffectEvaporation: Evaporation

Implementation Method 2

Evaporating the liquid medium from the emulsified mixture in a temperature controlled heating condition

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 3

Coating the donning surface of the glove with a coating of an emulsified mixture of Lanolin and Vitamin E using water as a liquid medium

Methodology Applied
Scientific EffectEmulsion: Emulsion

Data Source

PatentUS7435428B2Method of manufacturing a hand health care glove
Publication Date: 2008.10.14 NS UNI GLOVES
  • US7435428B2 patent drawing
  • US7435428B2 patent drawing
  • US7435428B2 patent drawing

AI summary

A process for creating a disposable glove which has been specially treated with a uniform coating of the Lanolin and Vitamin-E composite through a specially controlled application and drying process. The process satisfies the need to minimize the side effects of skin damage and irritation due to prolonged and extensive application of hand gloves in the health care industry.