Infusion System Accessory Coupling Detection and Mode Switching

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Solution Overview

Problem

Medical devices such as infusion systems and ventilators lack the ability to automatically adapt their mode of operation in response to the coupling of accessories, which limits their effectiveness in varying clinical conditions.

Innovation Solution

The infusion system or ventilator detects the coupling of an accessory and automatically changes its mode of operation by associating the accessory with a different mode of operation, which may involve changes to operating parameters or elements within the graphical user interface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If medical devices are designed to operate under multiple clinical conditions with different functionalities, then the adaptability and versatility of the device is improved, but the device complexity increases due to multiple operating modes and parameters

Engineering Contradiction:
ImproveadaptabilityVSAvoidcomplexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The medical device dynamically switches between different operating modes based on detected accessories. The system transitions from a static, fixed-mode operation to a dynamic, adaptive operation where modes are selected in real-time based on accessory detection, resolving the contradiction between versatility and complexity

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The device automatically detects accessories and selects appropriate operating modes without requiring manual intervention from healthcare providers. The system self-configures by detecting the accessory type and automatically switching to the corresponding mode, reducing the burden on users while maintaining adaptability

Inventive Principle:
Principle #25Self-service

2Ease of operation

If the medical device requires manual configuration for different operating modes, then the ease of operation is improved through user control, but the productivity decreases due to time-consuming manual setup

Engineering Contradiction:
Improveease of operationVSAvoidproductivity
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system performs preliminary actions by pre-configuring multiple operating modes with their respective parameters before actual use. When an accessory is detected, the corresponding pre-configured mode is automatically activated, eliminating the need for manual configuration during critical moments and improving both ease of operation and productivity

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The device performs self-configuration by automatically detecting the accessory type and selecting the appropriate operating mode without user intervention. This self-service capability maintains ease of operation while significantly improving productivity by eliminating manual setup time

Inventive Principle:
Principle #25Self-service

3Productivity

If the medical device automatically detects and switches modes based on accessory coupling, then the productivity and ease of operation are improved, but the device complexity increases due to detection and automation mechanisms

Engineering Contradiction:
ImproveproductivityVSAvoidcomplexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system uses feedback mechanisms where the detected accessory information feeds back into the control logic to automatically select the appropriate operating mode. This feedback loop enables automatic mode switching that improves productivity while the modular feedback architecture helps manage complexity

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The detection and automation mechanism is designed as a universal system that can handle multiple accessory types and operating modes through a single integrated framework. This multi-functional approach improves productivity across different scenarios while consolidating complexity into a unified system rather than separate modules for each accessory type

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 solution enhances the usability and adaptability of medical devices by allowing them to automatically adjust their operation in response to accessory coupling, thereby improving patient care and clinical efficiency.

Implementation Method 1

the coupling of the accessory to the infusion system can be detected by an optical sensor integrated into the infusion system. In such cases, the optical sensor can detect an indicator such as a bar code or optical pattern on the accessory

Methodology Applied
Scientific EffectOptical reflection: Reflection

Implementation Method 2

the coupling of the accessory to the infusion system can be detected by a switch that is triggered upon mechanically coupling the accessory to the infusion system

Methodology Applied
Scientific EffectMechanical force: Mechanical Force

Implementation Method 3

the coupling of the accessory to the infusion system can detected via electromagnetic fields or electromagnetic induction

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS20250195767A1Medical device with automated modality switching
Publication Date: 2025.06.19 CAREFUSION 303 INC
  • US20250195767A1 patent drawing
  • US20250195767A1 patent drawing
  • US20250195767A1 patent drawing

AI summary

A medical device such as an infusion system detects that an accessory has been coupled to the device. The medical device initially operates in a first mode of operation. The medical device, in response to the detecting, associates the accessory with a different mode of operation for the medical device that requires changes to at least one of the operating parameters for the infusion system or elements within a graphical user interface. The medical device then automatically changes the mode of operation from the first mode of operation to the associated different mode of operation to reflect the coupling of the accessory to the infusion system. Related apparatus, systems, techniques and articles are also described.