Method for manufacturing puncture needle
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United States of America Patent
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Feb 23, 2016
Grant Date -
Jan 21, 2016
app pub date -
Feb 14, 2013
filing date -
Feb 23, 2012
priority date (Note) -
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Abstract
Provided is a method for producing a puncture needle, which causes no significant pain during use such as when pierced. The method for producing the puncture needle includes the step of processing a pipe-like metallic base material having at one end a grinding surface obtained by machine work with plasma generated in an atmosphere filled with a mixed gas mainly including a main gas and a reaction gas.
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