Modular dual chamber syringe system
US9833572B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Dec 21, 2015 |
| Grant date | Dec 5, 2017 |
| Priority date | — |
| Expiry date | Jul 27, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3142
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present disclosure provides a modular, connectable, dual chamber syringe system that can be used to mix, dispense and/or inject multiple materials sequentially or concurrently. The dual chamber syringe system may be prefilled in advance with different materials, e.g., multiple medicaments, and prepackaged, and is capable of being removed from the packaging and being used immediately, such as in a medical setting. In one illustrative embodiment, the dual chamber syringe system includes a design with the following arrangement of the main components: hypodermic needle—first container with female threaded end—male threaded cap—female threaded cap—second container with male threaded end—plunger. In a second illustrative embodiment, the dual chamber syringe system includes a design with the following arrangement of the main components: hypodermic needle—first container with female threaded end—membrane—membrane—second container with male threaded end—plunger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.