Bed Bug Removal via Heated Water Extraction and Surfactant Wetting

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Solution Overview

Problem

Current methods for controlling arthropod pests, particularly bed bugs, in interior dwelling spaces are ineffective due to pesticide resistance, human toxicity concerns, and the risk of scattering pests with traditional treatments, necessitating a more efficient and safer approach for surface cleaning and residual insect control.

Innovation Solution

The use of a high-efficiency water extraction device with heated water and a surfactant that lowers surface tension, combined with an arthropod control composition containing a super wetting agent, to effectively remove and kill bed bugs and prevent reinfestation by physically removing and killing pests on surfaces and in bedding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional insecticides are used to control bed bug infestations, then pest control effectiveness is improved, but pesticide resistance develops and human toxicity increases

Engineering Contradiction:
Improvepest control effectivenessVSAvoidhuman toxicity and pesticide resistance
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces chemical insecticide systems with a mechanical/physical system consisting of a vacuum cleaner device that mechanically removes bed bugs through suction. The device includes a vacuum cleaner, a bed bug remover attachment, and a killing chamber that physically traps and kills bugs without chemical exposure, thereby maintaining control effectiveness while eliminating toxicity and resistance issues

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an intermediary killing chamber between the vacuum suction and the final destination of captured bugs. This chamber serves as a mediator that receives bugs through the vacuum system, kills them through compression or heat, and prevents their release back into the environment, thereby enabling effective pest removal while avoiding the harmful effects of direct chemical application

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If aerosol bug bombs are used for pest control, then pest elimination is improved, but pests are scattered to nearby residences

Engineering Contradiction:
Improvepest elimination efficiencyVSAvoidpest scattering to nearby residences
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

The patent extracts bed bugs from their hiding places and infested areas using targeted vacuum suction through the bed bug remover attachment. By physically extracting bugs location-by-location rather than using area-wide aerosol sprays, the system eliminates pests efficiently while containing them within the vacuum system, preventing scattering to neighboring properties

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent performs preliminary localized treatment of infested areas using the vacuum cleaner before pests can scatter. The systematic approach of thoroughly vacuuming each room and hiding spot beforehand prevents bugs from being disturbed and transported to adjacent residences, addressing the root cause of pest migration that occurs with aerosol treatments

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If conventional cleaning methods are used on surfaces, then cleaning is performed, but bed bug eggs and pests are not effectively removed

Engineering Contradiction:
Improvesurface cleaning capabilityVSAvoidbed bug and egg removal effectiveness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent changes the parameters of the cleaning process by incorporating heated water delivery and high-velocity vacuum suction into the surface cleaning operation. The heated water softens and penetrates egg adhesives while the strong suction removes both pests and eggs from surfaces, transforming conventional cleaning into an effective pest removal process that maintains ease of operation

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent creates a multi-functional device that combines surface cleaning capabilities with bed bug removal functionality. The vacuum cleaner system can simultaneously clean surfaces of dirt and debris while removing bed bugs and eggs, eliminating the need for separate cleaning and pest control operations while maintaining ease of use

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

This method provides enhanced removal and control of bed bugs and their eggs, reducing reoccurrence and scattering, while ensuring safety for humans and the environment by using a combination of physical cleaning and chemical control with a surfactant that lowers surface tension for thorough coverage and penetration.

Implementation Method 1

utilizing water that is heated to a temperature sufficient to kill or immobilize the pest

Methodology Applied
Scientific EffectThermal energy transfer: Heating

Implementation Method 2

a surfactant that imparts a surface tension of about 30 dynes/cm or lower, a 'super wetting agent'

Methodology Applied
Scientific EffectSurface tension reduction: Surfactant

Implementation Method 3

high efficiency water extraction device

Methodology Applied
Scientific EffectPressure differential: Pressure Gradient

Data Source

PatentEP2894974B1Method for the removal and control of arthropod infestation in interior dwellings
Publication Date: 2019.06.05 MARIA BEUG DEEB INC DBA T&M ASSOC
  • EP2894974B1 patent drawing
  • EP2894974B1 patent drawing
  • EP2894974B1 patent drawing

AI summary

There is provided a method for the removal and control of arthropod infestation comprising the cleaning of surfaces and objects within an interior dwelling space using a high efficiency water extraction device, utilizing water that is heated to a temperature sufficient to kill the pest, and to which is added a cleaning agent comprising a surfactant that imparts a surface tension of between about 15 and about 30 dynes/cm, ( a "super wetting agent"); in combination with application of an effective arthropod control composition to surfaces and objects within the interior dwelling spaces, the arthropod control composition comprising an arthropod control agent and a surfactant that imparts a surface tension of below about 30 dynes/cm.