Single use automated soft tissue aspiration biopsy device
US5348022A · kind A · utility
146Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 1992 |
| Grant date | Sep 20, 1994 |
| Priority date | — |
| Expiry date | Aug 28, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2217/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A biopsy device incorporating a housing, having a slide member therein, with one of a stylet or cannula connecting to the slide, while the other is fixed to the housing, such that when the slide member is shifted longitudinally within the housing, a displacement occurs between the forwardmost portions of the stylet and cannula, generating a reduced pressure therein, for aspirating a biopsy for analysis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.