Garment Wetness Detection Clips for Real-Time Incontinence Monitoring

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Solution Overview

Problem

Current incontinence management systems in patient care facilities lack real-time monitoring and effective moisture detection, leading to prolonged exposure of patients to urine and feces, which causes health issues such as skin problems, infections, and increased healthcare costs.

Innovation Solution

A monitoring device with a clip attachable to a garment, featuring a printed circuit board and pins, and a transmitter with built-in delay mechanisms to transmit moisture and detachment data, coupled with a multi-layer sensor pad and tail for connecting to a transmitter, enabling remote data collection and analysis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If manual monitoring and replacement of absorbent pads is used, then device complexity is reduced, but loss of time increases and productivity decreases due to prolonged exposure to moisture

Engineering Contradiction:
Improvetime for pad replacementVSAvoidcomplexity of monitoring system
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The sensor pad system automatically detects moisture and transmits alerts without requiring manual checking by caregivers. The system serves itself by continuously monitoring and communicating status, eliminating the need for manual inspection and reducing time loss.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system provides real-time feedback to caregivers through wireless transmission when moisture is detected. This continuous feedback loop enables timely response to incontinence events, reducing the time between moisture occurrence and caregiver awareness.

Inventive Principle:
Principle #23Feedback

2Measurement precision

If frequent manual checking of garments is performed, then measurement precision of wetness detection is improved, but loss of time increases and productivity decreases

Engineering Contradiction:
Improvewetness detection accuracyVSAvoidcaregiver productivity
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent replaces manual mechanical checking with an automated electronic sensor system. The sensor pad continuously monitors wetness and transmits data wirelessly, eliminating the need for frequent manual inspections while maintaining high detection accuracy.

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

Solution Approach 2:

The sensor pad provides continuous monitoring without interruption. The useful action of detecting wetness occurs continuously rather than through periodic manual checks, ensuring no moisture events are missed while freeing caregivers from repetitive inspection tasks.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If real-time monitoring is implemented, then reliability of incontinence detection is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improveincontinence detection reliabilityVSAvoidcomplexity of sensor pad system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system is divided into separate functional modules: the sensor pad for detection, the transmitter for wireless communication, and the receiver for data processing. This segmentation allows each component to be optimized independently while maintaining overall reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sensor pad serves multiple functions: detecting moisture, determining location, and initiating alerts. The transmitter also performs multiple functions including wireless transmission and data processing. This multi-functionality reduces the need for separate dedicated components, managing complexity while improving reliability.

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

4Ease of manufacture

If manual pad replacement is used, then ease of manufacture is improved, but loss of time increases and productivity decreases

Engineering Contradiction:
Improvesimplicity of pad systemVSAvoidtime for pad replacement
Core Design Contradiction:
Ease of manufactureVSLoss of time

Solution Approach 1:

The system automatically monitors and communicates pad status without requiring manual intervention. The sensor pad and transmitter work together to detect and report moisture conditions, eliminating the time-consuming manual replacement process while the pad itself remains a simple disposable component.

Inventive Principle:
Principle #25Self-service

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 system provides real-time moisture detection and data tracking, reducing skin exposure and infections, improving patient care by alerting caregivers to timely changes and maintaining skin health.

Implementation Method 1

The sensor may detect a change in an electrical property of the pad, such as resistance, capacitance, or conductance, based on the pad absorbing the liquid

Methodology Applied
Scientific EffectCapacitance: Capacitance

Implementation Method 2

the pad absorbing the liquid

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentUS12458266B2Monitoring devices, systems, and methods for detecting wetness in a garment
Publication Date: 2025.11.04 RSC ASSOCIATES INC
  • US12458266B2 patent drawing
  • US12458266B2 patent drawing
  • US12458266B2 patent drawing

AI summary

A monitoring device for detecting wetness in a garment is disclosed. The monitoring device of the present disclosure includes a clip removably attachable to the garment and having a printed circuit board and a plurality of pins in communication with the printed circuit board, a portion of the plurality of pins extending through a portion of the clip, wherein the plurality of pins include a first pin, a second pin, and a third pin, the first pin and the second pin aligned along a first axis of the clip and the third pin aligned along a second axis of the clip, the second axis spaced from the first axis, wherein, with the clip attached to the garment, the printed circuit board is in communication with the garment via the plurality of pins. Transmitters having built-in delay mechanisms configured to delay transmitting operational data for a period of time are disclosed.