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Expandable earpiece sealing devices and methods
专利权人:
Steven Wayne Goldstein
发明人:
Steven Wayne Goldstein,John Patrick Keady
申请号:
US12172834
公开号:
US08678011B2
申请日:
2008.07.14
申请国别(地区):
US
年份:
2014
代理人:
摘要:
Orifice insertion devices are provided. An orifice insertion device includes a stent and a plurality of sealing elements. Each sealing element is attached to the stent. At least one sealing element includes an expandable section configured to exert a pressure on an ear canal wall to seal an ear canal, without appreciable deformation of the ear canal wall. At least two of the plurality of sealing elements are formed from different materials.
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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