Ostomy Accessory Interface for Moisture Leak Issue Identification
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Solution Overview
Problem
Existing ostomy appliances face challenges in reliably detecting moisture propagation and leakage, leading to potential skin damage and discomfort for users, with limited guidance for optimal use and maintenance.
Innovation Solution
An ostomy system with a base plate and monitor device that includes electrodes to detect fluid presence and moisture patterns, coupled with a processor to analyze data and provide customized guidance through an accessory device for improved application and maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional ostomy appliances are used without monitoring, then device complexity is low, but reliability of leakage detection is insufficient leading to skin damage
Solution Approach 1:
The patent introduces a monitor device as an intermediary component that sits between the ostomy appliance and the user's skin. This monitor device contains electrodes that detect moisture patterns and provide early warning of potential leakage, thereby improving detection reliability without requiring the ostomy appliance itself to become complex. The monitor device processes sensor data and generates alerts, serving as a mediator that enhances system reliability while keeping the core ostomy appliance simple.
Solution Approach 2:
The patent replaces traditional mechanical or visual leakage detection methods with electronic sensing technology. Electrodes embedded in the monitor device detect moisture patterns through electrical conductivity changes, substituting mechanical inspection or visual checks with electronic detection. This substitution significantly improves leakage detection reliability while the electronic system can be integrated into a compact form factor, mitigating the complexity increase.
2Object-affected harmful factors
If monitoring and guidance systems are added, then user comfort and skin protection improve, but device complexity increases
Solution Approach 1:
The patent implements a feedback mechanism where the monitor device continuously monitors moisture patterns through electrodes and provides real-time feedback to the user via alerts or notifications. When abnormal moisture patterns indicating potential leakage are detected, the system generates warnings that allow users to take corrective action before skin damage occurs. This feedback loop significantly reduces skin damage from leakage while the monitoring and alerting functions are integrated into a single wearable device, keeping complexity manageable.
Solution Approach 2:
The monitoring system provides self-service by automatically detecting moisture patterns and generating alerts without requiring user intervention or external monitoring. The electrodes continuously assess the situation and the system autonomously communicates potential issues to the user, reducing skin damage risk through automated protection while avoiding the need for complex external monitoring infrastructure.
3Measurement precision
If electrodes and monitor devices are integrated, then measurement precision of moisture patterns improves, but device complexity and manufacturing difficulty increase
Solution Approach 1:
The patent merges the electrodes, signal processing circuitry, and alert generation functions into a single integrated monitor device that attaches to the ostomy appliance. By combining these components into one unified unit, the system achieves high measurement precision for moisture pattern detection while simplifying the manufacturing process compared to producing multiple separate components. The integrated design allows for standardized production and reduces assembly complexity, mitigating the manufacturing difficulty that would arise from multiple discrete parts.
Solution Approach 2:
The monitor device is designed with multi-functionality, serving as both the sensor array for moisture detection and the processing unit for analyzing patterns. The same device that contains the electrodes also processes the signals and generates alerts, eliminating the need for separate specialized components for each function. This universal design approach maintains high measurement precision while improving ease of manufacture by reducing the number of different component types that must be produced and assembled.
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 user comfort by reducing leakage risks, extending wear time, and providing personalized guidance for optimal ostomy appliance use, thereby minimizing skin damage and improving handling.
Implementation Method 1
a first set of electrodes arranged in a first sensing pattern and configured to detect a first inter-electrode resistance value... a second set of electrodes arranged in a second sensing pattern and configured to detect a second inter-electrode resistance value
Data Source
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AI summary
An accessory device and a method performed in an accessory device is disclosed, wherein the accessory device comprises an interface configured to communicate with one or more devices of an ostomy system, the interface comprising a display, wherein the ostomy system comprises a monitor device and/or an ostomy appliance, the ostomy appliance being configured to be placed on a skin surface of a user, wherein the ostomy appliance comprises a base plate and/or a sensor assembly part. The method comprises obtaining monitor data from the monitor device, wherein the monitor data is indicative of presence of fluid at a proximal side of a first adhesive layer of the base plate and/or sensor assembly part towards the skin surface; determining an issue based on the monitor data, wherein the issue is related to the ostomy appliance; identifying, based on the determined issue, a set of candidate actions to the issue from a plurality of possible actions; selecting a set of digital content based on the set of candidate actions; and displaying the set of digital content on the display.