Central Line Cap Care Kit for Sterile Cap Replacement

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Solution Overview

Problem

Central line-associated bloodstream infections (CLABSIs) remain a significant concern due to contamination risks during the changing of central line caps, exacerbated by antibiotic-resistant bacteria, necessitating improved methods and products for reducing infection risk.

Innovation Solution

A method and kit for changing central line caps involving a mask, head cover, hand sanitizer, sterile gloves, antiseptic swabs, forceps, gauze, pre-filled syringes, and a sterile field to maintain sterility during the cap-changing process, including steps for cleaning and replacing the cap to minimize contamination.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional cap-changing methods are used, then the procedure is simple and quick, but the risk of CLABSI increases due to contamination

Engineering Contradiction:
Improveinfection preventionVSAvoidkit complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cap-changing procedure is segmented into distinct functional components (masks, head covers, hand sanitizer, sterile gloves, antiseptic swabs, forceps, gauze, pre-filled syringes, sterile field) that are packaged separately in a kit. This segmentation allows each component to perform its specific function in the infection prevention protocol while maintaining overall procedural simplicity through organized packaging.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The kit provides all necessary components for infection prevention in advance, including pre-filled sterile syringes with flushing solution, pre-packaged sterile gloves, masks, and antiseptic swabs. This preliminary preparation eliminates the need for providers to gather and prepare individual items during the procedure, reducing contamination risk while maintaining procedural efficiency.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If stringent infection control practices are implemented, then CLABSI risk is reduced, but the time and resources required increase

Engineering Contradiction:
Improveinfection preventionVSAvoidprocedure time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Multiple infection control functions are merged into a single integrated kit that includes masks, head covers, hand sanitizer, sterile gloves, antiseptic swabs, forceps, gauze, pre-filled syringes, and sterile field components. This consolidation allows providers to implement comprehensive infection control practices without the time loss of gathering and preparing individual items separately.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The kit is designed to be self-contained and ready-to-use, with all components pre-packaged and pre-prepared (such as pre-filled syringes). This self-service design enables providers to immediately implement infection control protocols without additional preparation time, reducing the overall procedure time while maintaining stringent infection prevention standards.

Inventive Principle:
Principle #25Self-service

3Object-affected harmful factors

If comprehensive sterile components are provided, then contamination risk is minimized, but the cost and complexity of the kit increase

Engineering Contradiction:
Improvecontamination riskVSAvoidkit composition
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The comprehensive sterile components are segmented into functionally distinct categories (personal protective equipment, cleaning supplies, sterile instruments, flushing supplies) and organized within the kit. This segmentation maintains the comprehensive protection against contamination while making the kit composition manageable and understandable, reducing perceived complexity despite the comprehensive nature of the components.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12403283B2Central line cap care kit and methods of using the same
Publication Date: 2025.09.02 WILLIAMS CAROL E
  • US12403283B2 patent drawing
  • US12403283B2 patent drawing

AI summary

The present invention relates to a method of replacing a central line cap to a catheter, and a kit for central line cap care and replacement.