PRN adapter
NZ793300BActive Publication Date: 2026-07-28BECTON DICKINSON & CO
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Patent Information
- Application Number
- NZ793300
- Authority / Receiving Office
- NZ · NZ
- Patent Type
- Patents
- Current Assignee / Owner
- Priority Date
- 2020-04-24
- Filing Date
- 2021-04-19
- Publication Date
- 2026-07-28
- Estimated Expiration
- 2041-04-19
AI Technical Summary
Technical Problem
Existing PRN adapters for IV catheter devices are typically composed of three components, which complicates the manufacturing process and may lead to inefficiencies.
Method used
A PRN adapter is designed with only two components: a casing and an elastomeric member forming a septum and a male luer taper, simplifying the manufacturing process and ensuring a secure fluid-tight seal.
Benefits of technology
The two-component design simplifies manufacturing and maintains a reliable seal, facilitating easy access to the catheter while preventing fluid leakage.
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Smart Images

Figure 1_ABST
Abstract
A PRN adapter can be formed of a casing and an elastomeric member. The elastomeric member can form a septum and a male luer taper. By forming the PRN adapter of only two components, the manufacturing process can be simplified. The casing may form a hollow interior having a proximal opening and a distal opening. The septum of the elastomeric member may be positioned at the proximal opening of the hollow interior, and the male luer taper may extend to the distal opening of the hollow interior. The elastomeric member is configured to be inserted into and secured within the casing by inserting the elastomeric member through the distal opening until the septum passes through the proximal opening. The proximal opening of the casing has a rim forming a proximal face, an inward face, and a distal face configured to engage a retaining member that extends distally from a neck of the elastomeric member such that a neck sidewall of the elastomeric member is positioned between a distally-facing lip formed on the septum and a proximal face formed on the retaining member.
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