Dual vial connecting system for lyophilized products
US6237649A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 25, 2000 |
| Grant date | May 29, 2001 |
| Priority date | — |
| Expiry date | Feb 25, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61J1/201
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
For temporary connection of two containers (1, 3) such as vials, bottles, etc. . . . , with guaranteed tightness thanks to a cylindrical screwing closing and connection plastic sleeve (4) having a plastic perforable membrane (7) located between its upper portion (6) and lower portion (5) including an elastomer sealing ring (13) fixed around a cylindrical plastic skirt (12) located in the inner lower portion (5), and an elastomer sealing plug (18) fixed by the collar (17) and the annular rib (16) in the inner upper portion (6), a cylindrical plastic skirt (12) coming in contact with the inner neck (10) of the glass or plastic vial (1), the whole assuring complete tightness of the system when stored and when used for the reconstitution of the product (2) contained in a glass or plastic vial (1) with a corresponding solvent (23) contained in a plastic solvent bottle (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.