Needle assembly for drug pump
US8152779B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 30, 2008 |
| Grant date | Apr 10, 2012 |
| Priority date | — |
| Expiry date | Aug 31, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/14252
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A needle assembly adapted for fluid communication with a vial containing a substance to be delivered to a subject, the needle assembly including a needle held in a needle holder, the needle holder confined to move in a housing, and an activation mechanism for activating delivery of the substance through the needle, the activation mechanism including a safety latch that initially impedes movement of the needle holder, wherein when the safety latch is placed on the subject, the safety latch moves to a position that permits moving the needle holder to cause the needle to protrude outwards of the housing to pierce the subject to allow administration of the substance to the subject.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.