Catheter Identification via Color-Matched Display Visualization

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Solution Overview

Problem

Current catheter-based medical systems lack a synchronized identification system for catheter handles and display visualizations, requiring physicians to physically move catheters to identify the correct one, leading to inefficiency and potential harm during procedures with multiple catheters.

Innovation Solution

A system where the color of a catheter on the display reflects the color of an LED or electronic display on the catheter handle, allowing for configurable color identification to match the visualization with the corresponding catheter handle, reducing confusion and unnecessary movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple catheters are inserted into the patient's body for diagnostic or therapeutic procedures, then the capability to perform complex medical procedures is improved, but the difficulty of identifying and manipulating the correct catheter increases

Engineering Contradiction:
Improvecapability to perform complex medical proceduresVSAvoiddifficulty of identifying and manipulating the correct catheter
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent applies color coding to visually distinguish multiple catheters. Each catheter is assigned a unique color that is displayed both on the catheter handle and on the visualization screen, allowing the physician to easily identify which catheter corresponds to which visual representation without physical manipulation.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The patent creates a visual copy of the catheter identification system on the display screen. The color and identification markers shown on the screen are direct representations of the actual catheters, establishing a one-to-one correspondence between the physical catheters and their digital twins, eliminating the need for physical movement to identify catheters.

Inventive Principle:
Principle #26Copying

2Measurement precision

If the physician physically moves the catheter to identify which catheter corresponds to the display visualization, then the correct catheter identification can be achieved, but the procedural efficiency decreases and potential harm increases

Engineering Contradiction:
Improvecorrect catheter identificationVSAvoidprocedural efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent establishes catheter identification markers and color coding before the procedure begins or immediately upon catheter insertion. This preliminary assignment of visual identifiers eliminates the need for subsequent physical manipulation to identify catheters, as the correspondence is already established and displayed.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides continuous visual feedback by displaying the color and identification markers of each catheter on the screen in real-time. This feedback mechanism allows the physician to immediately know which catheter is being visualized without needing to physically move or test each catheter.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If the physician physically moves the catheter to identify the correct one, then the catheter can be identified, but unnecessary movement may cause harm to the catheter or patient

Engineering Contradiction:
Improvecatheter identification accuracyVSAvoidpotential harm to catheter or patient
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

By using color-coded identification markers that are visible both on the catheter handle and on the display screen, the system enables accurate catheter identification without physical movement. Each catheter has a unique color assignment that provides immediate visual confirmation of identity.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The visualization screen acts as an intermediary that provides information about catheter identity without requiring direct physical interaction with the catheter. The color and marker information displayed on the screen mediates the identification process, eliminating the need for harmful physical manipulation.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 configuration enhances procedural efficiency by clearly identifying catheters, reducing the risk of harm to both the catheter and the patient by eliminating the need for unnecessary movement and confusion, and allows for additional data display such as force, temperature, and alerts on the handle.

Implementation Method 1

the color of a catheter depicted on a catheter visualization image on a display of a console reflects the color of an LED or electronic display on the catheter handle

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Data Source

PatentEP3366248B1Catheter identification system and method
Publication Date: 2019.05.15 BIOSENSE WEBSTER (ISRAEL) LTD
  • EP3366248B1 patent drawingFigure 1
  • EP3366248B1 patent drawingFigure 2
  • EP3366248B1 patent drawingFigure 3

AI summary

A system and method for identifying a catheter inserted in a patient's body is provided. The system may comprise a catheter comprising a handle, a console comprising an input device, a display screen configured to depict an image of the catheter inside the patient's body, and a processor configured to receive a color parameter from the input device. The system may be configured to receive a desired color parameter input from the input device for the catheter, depict the desired color on the image of the catheter on the display screen, and display the desired color on the corresponding catheter within the patient's body. This configuration allows for a more efficient catheter identification process during medical procedures, and prevents catheter identification confusion and thus harm to catheters or the patient for unnecessary movement of other catheters.