Color-Coded Syringe Zones for Pediatric Dosing Accuracy

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Solution Overview

Problem

Current medicine dosing systems in emergency and critical care situations, especially for pediatric patients, are prone to errors due to the complexity and inefficiency of the drug administration process, which can lead to inaccurate dosages and prolonged treatment times.

Innovation Solution

A pre-labeled medicine dosing device with color-coded zones on its surface, corresponding to specific patient characteristics such as length or weight, simplifies the administration process by reducing the number of steps required to determine and deliver the correct medication dose, ensuring the right patient receives the right drug in the right dose.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional multi-step drug dosage determination methods are used, then dosing accuracy can be maintained through careful calculation, but the complexity and time required for the administration process increases significantly

Engineering Contradiction:
Improvedosing accuracyVSAvoidadministration process complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The syringe barrel is divided into multiple color-coded zones, each representing a specific dosage range. This segmentation allows the complex dosing calculation to be replaced by simple visual identification of the appropriate zone, maintaining dosing accuracy while dramatically simplifying the administration process.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different color zones are assigned to different dosage ranges, enabling rapid visual identification of the correct dose. The color-coding system transforms complex numerical dosage information into intuitive visual cues, reducing both process complexity and potential for error.

Inventive Principle:
Principle #32Color changes

2Measurement precision

If multiple calculation steps are performed to determine drug dosage, then dosing precision can be achieved, but the time required for medication administration increases

Engineering Contradiction:
Improvedosing precisionVSAvoidadministration time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The syringe is pre-marked with color-coded zones that correspond to predetermined dosage ranges. This preliminary preparation eliminates the need for complex calculations during the administration process, allowing healthcare providers to quickly identify and administer the correct dose by simply matching the patient's weight to the appropriate color zone.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If conventional dosing systems are used, then comprehensive dosing options are available, but the risk of dosing errors increases due to multiple steps

Engineering Contradiction:
Improvedosing optionsVSAvoiddosing accuracy
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The syringe design incorporates multiple color-coded zones that can accommodate various dosage requirements within a single device. This universal approach allows the same syringe to be used for different patient weights and dosage needs, reducing the number of steps required while maintaining comprehensive dosing options and improving reliability through simplified operation.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11771840B2Multiple condition dosing system
Publication Date: 2023.10.03 CD ACQUISITIONS LLC
  • US11771840B2 patent drawing
  • US11771840B2 patent drawing
  • US11771840B2 patent drawing

AI summary

A medicine dispensing device and system for administering a selected drug. The medicine dispensing device includes a vessel configured to retain a drug to be dispensed. The medicine dispensing device may comprise a first series of zones of varying widths on a surface of the vessel, with each zone of the first series of zones corresponding to a pre-determined dose of the drug for a first medical condition wherein the first series of zones are correlated to a first series of values of a physical characteristic of a patient; and a second series of zones of varying widths on the surface of the vessel, with each zone of the second series of zones corresponding to a pre-determined dose of the drug for a second medical condition wherein the second series of zones are correlated to a second series of values of the physical characteristic of a patient.