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Catheter Tubing With Tailored Modulus Response
专利权人:
Becton; Dickinson and Company
发明人:
Lisa Lim,Theresa Hermel-Davidock,Marc W. Weimer,Jonathan Karl Burkholz
申请号:
US16788937
公开号:
US20200179572A1
申请日:
2020.02.12
申请国别(地区):
US
年份:
2020
代理人:
摘要:
Catheter tubing comprises: an elongate body comprising a base thermoplastic polyurethane; and a compounded thermoplastic polyurethane co-extruded with the base thermoplastic polyurethane to provide a section of catheter tubing discrete from the elongate body, the compounded thermoplastic polyurethane comprising a thermoplastic polyurethane and a radiopaque material, wherein the catheter tubing comprises a first elastic modulus under first conditions prior to entry into a patient; and wherein when exposed to second conditions comprising two or more in vivo stimuli for a duration of time the catheter tubing comprises a second elastic modulus that is not more than fifty percent of the first modulus.
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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