Tamper evident syringe barrel
US6726652B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2002 |
| Grant date | Apr 27, 2004 |
| Priority date | — |
| Expiry date | Oct 7, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/312
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prefilled syringe of cartridge barrel having a tamper evident closure. Tamper evidence is provided by: a frangible tip seal which is integral with the tapered tip of the barrel; a frangible tip cap covering the tip, the tip seal and a portion of the distal end of the barrel; and an overwrap covering the frangible tip cap and the distal end of the barrel sealed to the distal end of the barrel by a tamper evident seal. The tapered tip is optionally equipped with a luer collar to receive an external luer connector. Alternatively, the tapered tip can be provided with a bore therethrough which can be closed with an elastomeric plug and the external connector can be a tubing conduit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.