Needle assembly for fluid sampler
US5823973A · kind A · utility
237Cited by
13References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 6, 1996 |
| Grant date | Oct 20, 1998 |
| Priority date | — |
| Expiry date | Sep 6, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2562/0295
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A needle and a membrane to receive fluid from the needle. The needle deposits fluid in a transfer area of the membrane which is spaced from a test area of the membrane. At the transfer area, the needle is positioned with an axis of the needle orthogonal to the transfer area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.