Catheter/fistula needle to bloodline connection assurance device
US8603022B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 17, 2009 |
| Grant date | Dec 10, 2013 |
| Priority date | — |
| Expiry date | May 20, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M39/162
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
In general, multiple embodiments of a catheter/fistula needle to bloodline connection assurance device, which secures and strengthens a connection between an extension tube end of a catheter or fistula needle and a bloodline are provided. A first embodiment of the assurance device is configured to be compatible with any industrial catheter/fistula needle female luer connector and is specifically configured for use with a bloodline connector having locking clips which are biased slightly outwardly from the bloodline connector. The first embodiment of the assurance device is cylindrical and includes clamshell halves that open rotatably about at least one hinge. The first embodiment of the assurance device includes an upper, threaded portion and a lower housing portion. The interior wall of the upper portion defines a plurality of barbs configured to engage with distal or moveable ends of the locking clips. Each locking clip is biased slightly outwardly to enable the distal or moveable end of the locking clip to fit between two respective barbs. The barbs are spaced as close together as possible to prevent any axial movement of the bloodline connector when the assurance device is enga…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.