Swabbable needle-free injection port valve system with zero fluid displacement
US7530546B2 · kind B2 · utility
135Cited by
32References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2006 |
| Grant date | May 12, 2009 |
| Priority date | — |
| Expiry date | Jul 28, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S604/905
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An improved needle-free intravenous injection port assembly is disclosed. Embodiments include a boot valve with a helical surface, a boot valve and septum which mate with mechanical interference, a spike with a rough outer surface coated with a lubricant, a septum having a shoulder and a single continuous swabbable surface, a septum and a boot valve which are pre-punctured, a septum with a frustroconical extension and a combination single piece septum and boot valve. The injection port assembly provides zero fluid displacement during coupling and uncoupling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.