Peripheral Detection Circuits for Respiratory Therapy Connections

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Solution Overview

Problem

Existing respiratory therapies face challenges related to patient compliance, comfort, efficacy, ease of use, manufacturability, and effective delivery of breathable gases due to issues such as air circuit obstruction, disconnection, and inadequate patient interface sealing, which can compromise treatment effectiveness and increase noise and discomfort.

Innovation Solution

Incorporation of detection circuits in the air circuit and patient interface to ensure proper connection and disconnection, along with improved patient interfaces and air circuits that facilitate easy use and enhance treatment compliance, while maintaining effective gas delivery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If detection circuits are incorporated in the air circuit and patient interface, then connection reliability is improved, but device complexity increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The detection circuit proactively monitors connection status before therapy delivery is compromised. The system detects connection integrity in advance, allowing preventive actions to be taken before actual disconnection or obstruction occurs during treatment.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The detection circuit provides continuous feedback about connection status to the control system. This feedback mechanism enables real-time monitoring and adjustment, ensuring connection reliability while allowing the system to respond dynamically to connection changes without requiring complex manual monitoring.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If patient interfaces are improved to facilitate easy use, then ease of operation is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveease of useVSAvoidmanufacturing complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The patient interface is divided into separate functional components including the mask, headgear, and connection elements. This segmentation allows each component to be optimized for ease of use independently, while manufacturing each part separately simplifies production and assembly processes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The air circuit acts as an intermediary component that connects the respiratory therapy device to the patient interface. This intermediary element standardizes connections and simplifies both manufacturing and assembly while improving ease of operation through consistent interface design.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250312550A1Peripheral detection methods and apparatus
Publication Date: 2025.10.09 RESMED ASIA PTE LTD
  • US20250312550A1 patent drawing
  • US20250312550A1 patent drawing
  • US20250312550A1 patent drawing

AI summary

Disclosed are systems methods and devices for detecting the connection, disconnection, or connection quality of peripheral devices to a respiratory pressure therapy (RPT) device. Examples of the technology include the use of passive and magnetic components. On detection, the RPT device can perform one or more actions including the automated starting or stopping of the RPT device.