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NEEDLE ASSEMBLY AND BLADE ASSEMBLY FOR BIOPSY DEVICE
专利权人:
Andrew P. Nock;Edward A. Rhad
发明人:
Edward A. Rhad,Andrew P. Nock
申请号:
US13150950
公开号:
US20120310110A1
申请日:
2011.06.01
申请国别(地区):
US
年份:
2012
代理人:
摘要:
A biopsy device may comprise a probe assembly that has a needle assembly extending distally from the probe assembly. The needle assembly has a needle portion and blade assembly. The blade assembly comprises a blade and a multi-member coupling assembly. The multi-member coupling assembly is configured to couple to the blade and to the needle portion to attach the blade to the needle portion. In one configuration the multi-member coupling assembly comprises two coupling members configure to couple to the blade. The blade may be a flat blade that has a retention channel formed therein, wherein the two coupling members may couple to the blade at the retention channel. The needle portion may comprise a needle and a cutter receiving tube. The needle may be an ovular cross-sectioned tube having a cut-out portion into which a circular cross-sectioned cutter receiving tube may be inserted and coupled thereto.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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