Needleless access connector with antibacterial valve

By applying an antibacterial coating and textured pattern to the valve of the needleless access connector, the problem of catheter-related bloodstream infections that are easily caused by needleless access connectors is solved, achieving both antibacterial effect and extended service life.

CN121588352APending Publication Date: 2026-03-03CAREFUSION 303 INC
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Patent Information

Application Number
CN202511969302.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2020-02-07
Filing Date
2021-02-04
Publication Date
2026-03-03

AI Technical Summary

Technical Problem

Existing needleless access connectors are prone to causing catheter-related bloodstream infections (CRBSI) during use, and existing sterilization measures are not strict enough, resulting in a high risk of bacterial infection. Furthermore, frequent connector replacements increase medical costs.

Method used

Design a pinless access connector with an antimicrobial valve containing an antimicrobial agent. By setting an antimicrobial coating, groove, or textured pattern on or inside the valve, the antimicrobial agent reduces bacterial growth and extends the connector's lifespan.

Benefits of technology

It effectively reduces bacterial buildup on connectors, lowers the risk of CRBSI, extends connector lifespan, and reduces antibiotic load and replacement frequency.

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Abstract

A valve including an antibacterial agent may be used with a needleless access connector. The valve may have an insert including an antibacterial coating thereon, and / or the valve may have physical features containing an antibacterial agent, such as a series of channels or grooves or patterned surfaces, and / or the valve may be made of a material including an antibacterial agent.
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