Guiding catheter
    1.
    发明授权
    Guiding catheter 失效
    引导导管

    公开(公告)号:US5860963A

    公开(公告)日:1999-01-19

    申请号:US751342

    申请日:1996-11-19

    摘要: A catheter is disclosed having a proximal shaft formed from an inner liner formed from a copolymer of polyvinylidene fluoride and hexafluoropropylene, an outer jacket formed from a blend of nylon and polyether block amide or polyether block amide alone, and a soft flexible tip affixed to the distal end of the proximal shaft formed from polyether block amide. A stem may be located between the proximal shaft and the soft flexible tip. The stem has an outer jacket formed from a proximal stem transition sleeve with a tapered distal end and a distal stem sleeve with a complementary tapered proximal end connected to the tapered distal end of the proximal stem transition sleeve. The stem transition sleeve and the stem sleeve are both formed from polyether block amide alone or a blend of polyether block amide and nylon. The outer jacket may be the same hardness as or harder than the stem transition sleeve which in turn is harder than the stem sleeve and the soft flexible tip. An intermediate wire mesh braid extends through the proximal shaft and, if desired, through the stem.

    摘要翻译: 公开了一种导管,其具有由由聚偏二氟乙烯和六氟丙烯的共聚物形成的内衬层形成的近端轴,由尼龙和聚醚嵌段酰胺或单独的聚醚嵌段酰胺的共混物形成的外护套,以及固定到 近端轴的远端由聚醚嵌段酰胺形成。 杆可以位于近端轴和软柔性尖端之间。 茎具有外护套,其由具有锥形远端的近端柄过渡套管和具有连接到近侧柄过渡套管的锥形远端的互补锥形近端的远端杆套筒形成。 杆过渡套筒和杆套筒均由单独的聚醚嵌段酰胺或聚醚嵌段酰胺和尼龙的共混物形成。 外护套可以具有与柄过渡套筒相同的硬度或硬度,其又比杆套筒和软柔性顶端硬。 中间丝网编织物延伸穿过近端轴,并且如果需要,延伸通过杆。

    Intravascular catheter
    2.
    发明授权
    Intravascular catheter 失效
    血管内导管

    公开(公告)号:US5836926A

    公开(公告)日:1998-11-17

    申请号:US647606

    申请日:1996-05-13

    IPC分类号: A61M25/00

    摘要: An intravascular catheter having an elongated tubular body with a proximal portion, a distal portion and a lumen extending therebetween. The tubular body is formed with: (a) a first layer of polytetrafluoroethylene; (b) a reinforcing means at least partially surrounding the inner layer; and (c) a second layer comprising a blend of polyetherester elastomer and polybutylene terephthalate at least partially covering the second layer.

    摘要翻译: 一种具有细长管状体的血管内导管,其具有近端部分,远端部分和在其间延伸的内腔。 管状体形成有:(a)第一层聚四氟乙烯; (b)至少部分地围绕内层的加强装置; 和(c)包含至少部分地覆盖第二层的聚醚酯弹性体和聚对苯二甲酸丁二醇酯的共混物的第二层。

    Method for making a catheter
    5.
    发明授权
    Method for making a catheter 有权
    制作导管的方法

    公开(公告)号:US06503353B1

    公开(公告)日:2003-01-07

    申请号:US09441251

    申请日:1999-11-16

    IPC分类号: B32B3120

    CPC分类号: A61M25/0012 A61M25/005

    摘要: An intravascular catheter (10,110) having an elongated tubular body with a proximal portion, a distal portion and a lumen extending therebetween. The tubular body is formed with polymeric materials, preferably containing no radiopaque filler, and metallic reinforcing braiding (22,130) configured to provide the catheter (10,110) with radiopaque properties and/or kink resistance.

    摘要翻译: 一种血管内导管(10,110),其具有带近端部分的细长管状体,远端部分和在其间延伸的内腔。 管状体由优选不含不透射线填充物的聚合物材料形成,并且金属加强编织物(22,130)构造成为导管(10,110)提供不透射线性质和/或抗扭结性。