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Biopsy needle
专利权人:
オリンパス株式会社
发明人:
仁科 研一,飯島 康弘
申请号:
JP2017519354
公开号:
JP6153697B2
申请日:
2016.05.27
申请国别(地区):
JP
年份:
2017
代理人:
摘要:
A biopsy needle (100) according to the present invention includes a tubular outer needle (110) having a needle tip (111) at one end in a longitudinal direction; and a pillar-shaped inner needle (120) configured to be inserted into and movable in the outer needle (110) in the longitudinal direction of the outer needle (110). The inner needle (120) includes: a distal end portion having a needle tip (121) at a distal end and having an inclined surface (122) inclined toward the needle tip (121) at the distal end; a notch portion (123) including a notch on a side surface closer to a proximal end side of the inner needle than the inclined surface (122) to collect body tissues; and a groove (124) leading from the distal end portion to the notch portion (123).
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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