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Catheter assembly
专利权人:
发明人:
申请号:
EP11173678.1
公开号:
EP2444115A1
申请日:
2011.07.12
申请国别(地区):
EP
年份:
2012
代理人:
摘要:
A catheter assembly includes a catheter and a dilator. The catheter has a first curved portion at a front end portion thereof. The dilator includes a protruding portion, a low stiffness portion, and a high stiffness portion. The protruding portion is arranged on a front end portion of the dilator. At least part of the protruding portion protrudes from a front end of the catheter when the dilator is inserted into the catheter. The low stiffness portion is arranged on a rear side of the protruding portion and at a position corresponding to the first curved portion of the catheter, and has a lower flexural stiffness than the protruding portion. The high stiffness portion is arranged on a rear side of the low stiffness portion and has a higher flexural stiffness than the low stiffness portion.
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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