Disposable Sensor Kits for Home Sleep Diagnostics

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Solution Overview

Problem

Current sleep disorder diagnosis methods require patients to visit sleep laboratories, which are costly and inconvenient, and reusable sensors raise hygiene concerns, necessitating a more accessible and hygienic solution for home testing.

Innovation Solution

A pre-packaged, disposable or reusable sensor kit specifically designed for home or laboratory use, containing a variety of sterile, pre-arranged sensors and electrodes for different levels of sleep diagnostic testing, including Type I, II, III, and IV, with appropriate connectors for various PSG devices, to facilitate error-free and convenient testing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If reusable sensors are used in sleep laboratories, then cost is reduced, but hygiene concerns and infection control issues arise

Engineering Contradiction:
ImprovecostVSAvoidhygiene concerns
Core Design Contradiction:
Loss of energyVSObject-affected harmful factors

Solution Approach 1:

The patent applies disposable sensors and electrodes that are pre-packaged in sterile containers. These single-use components eliminate cross-contamination risks between patients while maintaining diagnostic quality. The disposable nature resolves the hygiene concern without significantly increasing cost, as the sensors are designed for one-time use in home testing kits.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Measurement precision

If sleep studies are conducted in sleep laboratories, then diagnostic accuracy is improved, but accessibility and convenience deteriorate

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidaccessibility
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent segments the sleep study process into two parts: standardized sensor application at home by the patient, and professional analysis at the sleep laboratory. The pre-packaged disposable sensors with clear instructions enable patients to self-apply sensors correctly, while the laboratory retains diagnostic expertise. This segmentation brings laboratory-quality diagnostics to the patient's home.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Patients self-apply the sensors and electrodes at home following simple instructions included with the pre-packaged kit. This self-service approach eliminates the need for patients to travel to the laboratory for sensor application, significantly improving accessibility and convenience while maintaining diagnostic accuracy through standardized sensor placement.

Inventive Principle:
Principle #25Self-service

3Object-affected harmful factors

If disposable sensors are used, then hygiene and patient comfort are improved, but cost increases

Engineering Contradiction:
ImprovehygieneVSAvoidcost
Core Design Contradiction:
Object-affected harmful factorsVSLoss of energy

Solution Approach 1:

The disposable sensors are designed to be universal and compatible with multiple recording devices and testing protocols. This multi-functionality allows a single disposable sensor kit to serve various diagnostic needs, reducing the overall cost per test. The standardized design enables reuse of the same disposable components across different patient cases, optimizing cost efficiency.

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

4Adaptability or versatility

If comprehensive sensor kits are provided for all testing levels, then versatility is improved, but device complexity increases

Engineering Contradiction:
Improvetesting coverageVSAvoidkit complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The sensor kit design allows dynamic configuration where not all components need to be used in every case. The kit contains all necessary sensors for comprehensive testing, but practitioners can selectively apply only the required components based on the specific diagnostic level and patient needs. This dynamic approach maintains versatility while simplifying the actual application process.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8147407B2Sensor kits for sleep diagnostic testing
Publication Date: 2012.04.03 DYMEDIX DIAGNOSTICS INC
  • US8147407B2 patent drawing
  • US8147407B2 patent drawing
  • US8147407B2 patent drawing

AI summary

System for storing pre-packaged sleep related sensors and facilitating effective, efficient, or error-free usage of the sleep related sensors for sleep diagnostic testing including a thoracic respiratory effort belt, an abdominal effort belt, an oxygen saturation sensor, and a nasal and oral airflow sensor, a receptacle for storing sleep-related sensors, and instruction for using the sleep-related sensors.