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CATHETER WITH A POLYMIDE DISTAL TIP
专利权人:
Jeong S. Lee
发明人:
Jeong S. Lee,Edwin Wang
申请号:
US13323008
公开号:
US20120083732A1
申请日:
2011.12.12
申请国别(地区):
US
年份:
2012
代理人:
摘要:
A catheter having an elongated shaft which has a multilayered distal tip with a first layer formed of a polyimide first material and a second layer formed of a polymeric second material. In one embodiment the multilayered distal tip is a separate member, distal to the distal end of a proximal portion of the shaft. In another embodiment, the shaft has an outer tubular member, and a multilayered inner tubular member with a distal end which forms the multilayered distal tip of the shaft. In a presently preferred embodiment, the polyimide material is a thermoset polyimide. In one embodiment, the polymeric second material is a polyamide material.
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中国工程科技知识中心
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