Defibrillator Activator with Integrated Status Indicator

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Solution Overview

Problem

Defibrillators often confuse users between the activation mechanism and the status indicator, leading to delayed activation during emergencies due to the separate nature of these components.

Innovation Solution

Integration of an activation mechanism with a status indicator, where the activator is movable between deactivated and activated states, and the status indicator uses lights to indicate 'ready' or 'not ready' states, eliminating confusion by combining functions visually through illumination patterns.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If the status indicator and activation mechanism are separate components, then the defibrillator can provide clear status indication, but users may mistake the status indicator for the activation mechanism leading to delayed activation

Engineering Contradiction:
Improvestatus indication clarityVSAvoidactivation speed
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent combines the status indicator and activation mechanism into a single integrated component. The activator itself displays status information (e.g., green color when ready, red when not ready), eliminating the need for a separate status indicator. This integration ensures users can immediately identify the activation mechanism while simultaneously knowing its status, preventing mistaking one for the other and enabling faster activation during emergencies.

Inventive Principle:
Principle #5Merging (Combining)

2Loss of energy

If the status indicator is periodically operative, then energy consumption is reduced, but the indicator may be invisible during critical moments when users need to locate it

Engineering Contradiction:
Improveenergy consumptionVSAvoidvisibility of status indicator
Core Design Contradiction:
Loss of energyVSDifficulty of detecting and measuring

Solution Approach 1:

The activator incorporates color-changing properties to indicate status. It displays green when the defibrillator is ready for use and red when not ready. These persistent color states remain visible at all times rather than flashing periodically, ensuring users can always locate and interpret the status of the activation mechanism without energy-intensive periodic illumination.

Inventive Principle:
Principle #32Color changes

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

Enables users to promptly and accurately identify the defibrillator's status and activate it without mistaking the status indicator for the activation mechanism, facilitating quicker intervention in emergencies.

Implementation Method 1

The light source comprises a light emitting diode (LED)

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Data Source

PatentUS11565120B2Defibrillator activation and status indication
Publication Date: 2023.01.31 STRYKER EUROPEAN OPERATIONS LIMITED
  • US11565120B2 patent drawing
  • US11565120B2 patent drawing

AI summary

A defibrillator is provided comprising an activation mechanism having an activator and a status indicator, wherein the activator is disposable in a first condition in which the defibrillator is deactivated and in a second condition in which the defibrillator is activated and the status indicator is operable in at least a first mode in which a ‘defibrillator ready’ status of the defibrillator is indicated and a second mode in which a ‘defibrillator not ready’ status of the defibrillator is indicated. By having an activation mechanism which includes the activator and the status indicator, users of the defibrillator are not confused between separate activation and status indication devices and are able to use the activator promptly.