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Method for the mask-etching of a piercing element
专利权人:
Roche Diabetes Care; Inc.
发明人:
Marzellinus Zipfel,Angel Lopez-Mras
申请号:
US14221990
公开号:
US09522566B2
申请日:
2014.03.21
申请国别(地区):
US
年份:
2016
代理人:
摘要:
A method is disclosed for the mask-etching of a piercing element having an elongate shaft, a distally protruding tip, a proximal holding part, and a laterally open collecting channel that collects bodily fluid and extends along the shaft as far as the area of the tip, wherein a side of a double-sided etching mask is applied respectively to the two sides of a substrate and, under the action of an etching agent, the piercing element is formed as a part made by chemical blanking, wherein a channel side of the etching mask is provided with a channel etching slit for unilateral etching of the collecting channel.
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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