Aspiration and flushing needle
US7470249B2 · kind B2 · utility
Assignees
Inventor
Key dates
| Filing date | Apr 1, 2004 |
| Grant date | Dec 30, 2008 |
| Priority date | — |
| Expiry date | Jan 10, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2217/007
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An aspiration and flushing needle assembly having separable flushing and aspiration assemblies. The flushing assembly (2) has a flushing needle (27) extending from a handle (25) and a flushing fluid line (35) which can be connected to a source of flushing liquid. The aspiration assembly (1) has an aspiration needle (5) with a connector (9) which connects into the rear of the handle and an aspiration line (13) which can be connected to an aspiration arrangement. The flushing and aspiration needle assemblies are joined for use with the aspiration needle extending coaxially within the flushing needle to the distal end (29) of the flushing needle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.