IV Line End Cap with One-Way Housing to Prevent Contamination

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Solution Overview

Problem

Current IV tube end cap solutions fail to securely hold connectors, leading to contamination risks due to improper use and reuse, tangling, and increased infection rates, as nurses often do not consistently follow capping procedures, resulting in complications such as CLABSIs and sepsis.

Innovation Solution

A sterile IV tube end cap assembly featuring a breakaway connection, housing with a one-way fastening mechanism, and a sterilization pad, designed to securely attach to an IV tube, preventing removal without detachment from the strip, ensuring one-time use and reducing contamination risks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If nurses manually cap IV lines using separate caps, then the IV line can be protected from contamination, but nurses often fail to comply with capping procedures leading to contamination risks

Engineering Contradiction:
Improvecontamination preventionVSAvoidnurse compliance
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines the IV line management functions into a single integrated device where the IV line is secured within a housing that also contains the cap. This merging of functions (securing + capping) into one device eliminates the need for separate capping actions, thereby improving nurse compliance while maintaining contamination prevention

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device performs multiple functions simultaneously: it secures the IV line to prevent tangling, maintains sterility through an integrated cap, and prevents contamination. This multi-functionality in a single device addresses multiple problems at once, making it easier for nurses to comply with all IV care requirements

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

2Ease of operation

If IV lines are left uncapped for accessibility, then nurses can quickly access the IV line, but the male end comes into contact with non-sterile surfaces causing contamination

Engineering Contradiction:
ImproveIV line accessibilityVSAvoidcontamination
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The cap is pre-integrated into the housing structure, ready to cover the male end of the IV line before use. This preliminary preparation ensures that the sterile barrier is already in place, preventing contact with non-sterile surfaces while the IV line remains accessible within the housing

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If IV lines are looped back to create circles for hanging, then the lines become easier to manage and hang from IV poles, but the lines become tangled and the ends may contact the floor

Engineering Contradiction:
Improveline managementVSAvoidfloor contact contamination
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The device segments the IV line management into distinct functional zones: the housing contains and organizes the line, the cap seals the end, and the breakaway connection provides a defined separation point. This segmentation prevents the line from looping back on itself and eliminates the need to hang it in circles, reducing tangling and floor contact risks

Inventive Principle:
Principle #1Segmentation

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

The solution enhances nurse compliance by preventing contamination, reducing tangling, and minimizing the risk of infection, while improving the organization and accessibility of IV lines, leading to lower infection rates and reduced healthcare costs.

Implementation Method 1

a sterilization pad included in a control opening defined in the end cap carrying a sterilization agent

Methodology Applied
Scientific EffectSterilization:

Data Source

PatentUS10894154B2IV-line end cap and support
Publication Date: 2021.01.19 WHITFIELD JONATHAN D
  • US10894154B2 patent drawing
  • US10894154B2 patent drawing
  • US10894154B2 patent drawing

AI summary

This invention is directed to a sterile IV tube end cap including a housing attached to a panel; an end cap received in the housing and removably attached to the panel; so that when the IV-line end is attached to the end cap, the end cap cannot be removed from the IV-line end without removing the end cap from the housing. The end cap can receive the IV-line end wherein at least a portion of the IV-line end is received in the housing and the IV-line is secured to the panel so that the IV-line is supported by the panel, end cap, and/or housing.