Laryngoscope Physiological Indicators for Focused Intubation

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Solution Overview

Problem

Existing laryngoscopes lack the ability to provide real-time physiological parameter information during intubation procedures without distracting the clinician from the airway navigation, as they often require attention diversion to complex multi-parameter monitoring devices.

Innovation Solution

A laryngoscope system that integrates a camera, display, and communication circuitry to receive physiological parameter information from a paired monitor, allowing for the generation of simplified physiological parameter indicators, such as visual, audio, or haptic feedback, to be displayed or activated based on the received information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If complex multi-parameter monitoring devices are used to provide physiological parameter information, then comprehensive monitoring capability is improved, but device complexity and clinician distraction increase

Engineering Contradiction:
Improvephysiological parameter informationVSAvoidmonitoring device complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent extracts only the essential physiological parameter information from complex monitoring devices and presents it through simplified visual indicators on the laryngoscope display. This extraction approach filters out unnecessary monitoring data while maintaining critical information availability, thereby reducing cognitive load on the clinician without losing important physiological data.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The laryngoscope creates a simplified visual representation or 'copy' of the complex physiological parameter data through graphical indicators, color coding, and iconography. This copying transforms complex numerical and graphical monitoring data into intuitive visual symbols that can be quickly interpreted during intubation procedures without requiring the clinician to reference complex monitoring equipment.

Inventive Principle:
Principle #26Copying

2Reliability

If comprehensive physiological parameter monitoring is implemented, then patient safety is improved, but clinician distraction from airway navigation increases

Engineering Contradiction:
Improvepatient safetyVSAvoidairway navigation focus
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies local quality by displaying different types of physiological parameter information through distinct visual indicators positioned strategically on the laryngoscope display. Critical parameters such as oxygen saturation, heart rate, and respiratory rate are represented through color-coded icons and graphical elements that can be quickly identified. This localized visual encoding allows clinicians to monitor multiple parameters while maintaining focus on airway navigation, as the information is presented in an organized, easily scannable format.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system employs periodic visual updates and dynamic display elements that refresh physiological parameter information at appropriate intervals. The display uses animated icons, color changes, and graphical updates that periodically communicate parameter status without requiring continuous clinician attention. This periodic action maintains patient safety monitoring while allowing the clinician to focus on the airway procedure, as the information is updated automatically rather than requiring constant manual checking.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS12599300B2Laryngoscope with physiological parameter indicator
Publication Date: 2026.04.14 COVIDIEN AG
  • US12599300B2 patent drawing
  • US12599300B2 patent drawing
  • US12599300B2 patent drawing

AI summary

A laryngoscope system includes a monitor having communication circuitry and that communicates physiological parameter information to communication circuitry of a paired laryngoscope. The paired laryngoscope includes a camera and a display configured to display image data from the camera. A processor of the laryngoscope is programmed to generate instructions to provide a physiological parameter indicator via the laryngoscope based on the received physiological parameter information from the monitor.