Bone biopsy needle assembly
US4838282A · kind A · utility
443Cited by
17References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 26, 1987 |
| Grant date | Jun 13, 1989 |
| Priority date | — |
| Expiry date | Feb 26, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/00477
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A bone biopsy needle assembly is disclosed for withdrawing samples of bone, bone marrow and bone marrow cavity fluids as may be required in biopsy and transplant procedures. The assembly comprises a cannula having a sharpened distal end and a stylet, also having a sharpened distal end, coaxially received in the cannula lumen. The handles of the cannula and the stylet are provided with particular features for mating reception when assembled together to assure their secure alignment during the various operations required in use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.