Device having an electroformed pleated region and method of its manufacture
    49.
    发明授权
    Device having an electroformed pleated region and method of its manufacture 有权
    具有电铸褶皱区域的装置及其制造方法

    公开(公告)号:US09572953B2

    公开(公告)日:2017-02-21

    申请号:US13194580

    申请日:2011-07-29

    Abstract: A deflectable, flexible device includes an elongate body, a convoluted tip portion at a distal end of the elongate body, and a lumen to receive one or more wires. The convoluted tip portion includes an electroformed pleated region which is formed by electrodepositing a metal on a mandrel having a pleated region. The convoluted tip portion may be hermetically sealed to permit repeated sterilization. The electroformed pleated region may include one or more fluid emission orifices. The convoluted tip portion extends or bends in response to fluid pressure manipulation, contact with tissue, manipulation with an internal spring or wire, or by a user pushing, pulling, or twisting the catheter directly or via an introducer sheath or the like. The convoluted tip portion may further include an RF ablation element or other energy-driven technique to create continuous linear lesions or a sensing element.

    Abstract translation: 可偏转的柔性装置包括细长主体,在细长主体的远端处的回旋顶端部分和用于接收一根或多根线的内腔。 卷曲的末端部分包括电铸褶皱区域,其通过将金属电沉积在具有褶皱区域的心轴上而形成。 卷曲的尖端部分可以被气密地密封以允许反复的灭菌。 电铸褶皱区域可以包括一个或多个流体排出孔。 旋转的尖端部分响应于流体压力操纵,与组织的接触,用内部弹簧或线的操作,或者由使用者直接地或经由导引器鞘或类似物推动,拉动或扭转导管而延伸或弯曲。 旋回的尖端部分还可以包括RF消融元件或其他能量驱动技术,以产生连续的线性损伤或感测元件。

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