Medical needle and puncture tool
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United States of America Patent
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Jun 23, 2020
Grant Date -
Jul 6, 2017
app pub date -
Feb 4, 2015
filing date -
Feb 14, 2014
priority date (Note) -
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Abstract
A medical needle comprising a flat puncturing part having front and back surfaces that are parallel to each other, wherein the puncturing part comprises a pair of side-surface inclined parts and provided at tips of respective side surfaces and a front-surface inclined part provided at a tip of the front surface, the pair of side-surface inclined parts and the front-surface inclined part each extend in an inclined manner relative to a puncturing direction so as to be tapered, and the tip of the front-surface inclined part adjoins a blade edge part formed by adjoining the tips of the pair of side-surface inclined parts and a depression is formed in the front surface of the puncturing part so as to partially indent the pair of side-surface inclined parts and the front-surface inclined part.
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