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JOINTS DE CANULE À FAIBLE FROTTEMENT POUR CHIRURGIE ROBOTISÉE MINIMALEMENT INVASIVE
专利权人:
INC.;INTUITIVE SURGICAL OPERATIONS
发明人:
BLUMENKRANZ, STEPHEN J.,SCHENA, BRUCE MICHAEL,GOLDBERG, RANDAL
申请号:
EP13748661
公开号:
EP2814559A4
申请日:
2013.02.15
申请国别(地区):
EP
年份:
2016
代理人:
摘要:
Embodiments of a cannula seal are disclosed. In some embodiments, a cannula seal can include a base portion that engages with a cannula; and a seal portion integrally formed with the base portion that slidebly engages with an instrument shaft such that an insertion frictional force between the seal portion and the instrument shaft for insertion of the instrument shaft is symmetrical and substantially equal with a retraction frictional force. The seal portion can further include a grooved seal surface (810).
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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