发明名称 |
Dilatation catheter balloons with improved puncture resistance |
摘要 |
Multi-layer puncture-resistant biaxially oriented coextruded films or tubings are disclosed for use in dilatation balloon catheters. The catheter balloons so formed comprise a first, inner layer of an orientable thermoplastic resin; a second layer of a thermoplastic inomeric olefin copolymer secured to the outside surface of the first layer; and an optional third layer of an orientable thermoplastic resin secured to the outside surface of the second layer. Processes for forming the dilatation catheter balloons herein are also disclosed.
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申请公布号 |
US5908406(A) |
申请公布日期 |
1999.06.01 |
申请号 |
US19970791799 |
申请日期 |
1997.01.29 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
OSTAPCHENKO, GEORGE JOSEPH;VISIOLI, DONNA LYNN |
分类号 |
A61L29/00;A61L29/04;A61L29/06;A61L29/08;A61M25/00;A61M29/02;B29C55/00;B32B1/08;B32B27/08;(IPC1-7):A61M29/00;A61M5/32;B29D22/00 |
主分类号 |
A61L29/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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