Title:
Vertebral trephine biopsy instruments
United States Patent 2919692
Inventors:
Wolfgang, Ackermann
Publication Date:
01/05/1960
Export Citation:
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Assignee:
Wolfgang, Ackermann
Primary Class:
600/567
Other Classes:
606/184
International Classes:
A61B10/00; A61B10/02; A61B17/16; A61B17/34; A61B10/00; A61B10/02; A61B17/16; A61B17/34
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US Patent References:
2642872Device for piercing ears
2496111Biopsy needle
2426535Infusion and biopsy needle
1867624Device for obtaining biopsy specimens
1123730N/A
1014128N/A
Foreign References:
GB190109732A