Apparatus for drawing fluid sample, components thereof, and slide assembly for use therewith
US5393494A · kind A · utility
38Cited by
42References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 1993 |
| Grant date | Feb 28, 1995 |
| Priority date | — |
| Expiry date | Apr 14, 2013 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N35/1004
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus for drawing a specimen of a body fluid, such as urine from a sample tube. The specimen is drawn through a reusable slide assembly for examination. The slide assembly includes a glass enclosure shaped to provide a viewing chamber for use with a microscope. A sample tube with a special plug and ball valve provides a solids collection chamber with which a uniform amount of body liquid is provided for the specimen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.