IV Extension Set Bypass Manifold for Line Identification

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Solution Overview

Problem

Current IV set systems face challenges in identifying and managing multiple IV lines, leading to confusion, entanglement, and increased risk during medical procedures, particularly in dynamic environments like operating rooms, due to lack of standardized labels and inadequate access point identification.

Innovation Solution

The IV set system incorporates a primary IV set with unique marking indicia and removably coupled secondary IV sets that can be physically and fluidly connected to minimize entanglement, with a manifold bypass device for regulating fluid sources, and a merging fluid pathway to optimize fluid delivery and access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple IV sets are used to provide comprehensive patient care, then the versatility and functionality of the system is improved, but the complexity of managing and identifying the IV lines increases

Engineering Contradiction:
Improvefunctionality of IV systemVSAvoidcomplexity of managing IV lines
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The IV system is divided into separate functional modules including a primary IV set, secondary IV sets, a manifold device, and a hub assembly. Each module can be independently configured, connected, or disconnected based on treatment needs, allowing comprehensive patient care while maintaining manageable complexity through modular organization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The manifold device and hub assembly serve as intermediary components that coordinate multiple IV lines. These intermediaries provide centralized control points where fluid pathways converge, allowing medical personnel to manage multiple IV sets through standardized interfaces rather than dealing with individual line complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple IV sets are combined to provide comprehensive care, then the adaptability of the system is improved, but the confusion and risk of misidentification increases

Engineering Contradiction:
Improvecomprehensive care capabilityVSAvoididentification clarity
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

Different portions of the IV system are color-coded to indicate their specific functions and fluid pathways. The primary IV set, secondary IV sets, manifold device, and hub assembly each have distinct color markings that allow rapid visual identification and prevent confusion about which line connects to which component, maintaining clear information flow despite system complexity.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

Specific identification features and marking indicia are applied locally to different portions of the IV system based on their functional characteristics. Each component has customized markings, labels, or color schemes that reflect its specific role in the fluid delivery system, enabling quick local identification without requiring universal standardization across all elements.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If access points are added to multiple IV sets for medication administration, then the ease of operation is improved, but the difficulty of detecting and measuring the correct access point increases

Engineering Contradiction:
Improvemedication administration accessVSAvoidaccess point identification
Core Design Contradiction:
Ease of operationVSDifficulty of detecting and measuring

Solution Approach 1:

Access ports on different IV sets and the manifold device are color-coded to indicate their specific functions and the fluid pathways they control. This color-coding system allows medical personnel to quickly identify the correct access point for medication administration without having to trace complex fluid pathways, reducing detection difficulty while maintaining ease of operation.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The system is pre-configured with clearly marked and color-coded access points before use. Identification features such as labels, color rings, or symbolic markings are applied in advance to each access port, allowing medical personnel to immediately identify the correct access point when needed without having to analyze or trace the fluid pathways during the procedure.

Inventive Principle:
Principle #10Preliminary action

4Ease of operation

If standardized labels and positioning are implemented, then the ease of operation is improved, but the device complexity increases due to additional components

Engineering Contradiction:
Improveline identificationVSAvoidstandardization components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The standardization system uses color-coding integrated into the existing IV components rather than adding separate labeling systems. Color rings, bands, or markings are incorporated directly into the tubing and connector design, providing standardized identification without requiring additional discrete components or complex labeling mechanisms.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS11058813B2IV extension set or IV set system with bypass manifold
Publication Date: 2021.07.13 SOMNUS MEDICAL
  • US11058813B2 patent drawing
  • US11058813B2 patent drawing
  • US11058813B2 patent drawing

AI summary

An intravenous (IV) set system comprising a primary IV set having a plurality of access points facilitating access to one or more fluid pathways of the primary IV set, and an IV extension set removably coupled to the primary IV set to form an extended primary IV set, the IV extension set comprising an extension flow line defining an extension flow path, and a plurality of access ports on the extension flow line, at least two of the access ports comprising access ports located between first and second ends of the IV extension set. The IV set system further comprises a bypass manifold externally and removably coupled to the extension flow line of the IV extension set via the intermediate access ports on the extension flow line, the bypass manifold comprising a bypass flow line adjacent the extension flow line, and one or more access points that facilitate access to the bypass flow line, wherein the bypass manifold and the bypass flow line are operable to provide a bypass flow path through the IV extension so.