Medicinal implant cartridge
US7976490B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 2, 2008 |
| Grant date | Jul 12, 2011 |
| Priority date | — |
| Expiry date | Dec 2, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61J7/0092
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention includes a cartridge for use in a device for inserting a medicament within a body cavity of a mammal, the cartridge including a housing, a retractable chamber disposed within the housing and having a lumen having a uniform cross-section sized to contain the medicament therein, a substantially stationary member disposed within the lumen of the retractable chamber and having a uniform cross-section sized to provide a sliding fit within the lumen suitable to provide for retraction of the retractable chamber about the substantially stationary member upon actuation of the device; and means for retracting the retractable chamber about the substantially stationary member while maintaining the substantially stationary member in a substantially stationary position upon actuation of the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.