Title:
Vertebral trephine biopsy instruments
United States Patent 2919692
US Patent References:
/1014128.html
- - 1014128
/1123730.html
- - 1123730
Device for obtaining biopsy specimens
- - 1867624
Infusion and biopsy needle
- - 2426535
Biopsy needle
- - 2496111
/1014128.html
- - 1014128
/1123730.html
- - 1123730
Device for obtaining biopsy specimens
- - 1867624
Infusion and biopsy needle
- - 2426535
Biopsy needle
- - 2496111
Inventors:
Wolfgang, Ackermann
Publication Date:
01/05/1960
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Export Citation:
Assignee:
Wolfgang, Ackermann
Primary Class:
Other Classes:
606/184
International Classes:
A61B10/00; A61B17/16; A61B17/34
US Patent References:
| 2642872 | Device for piercing ears |
Foreign References:
| GB190109732A |