System and method for improved stent retention
    115.
    发明授权
    System and method for improved stent retention 失效
    改善支架保留的系统和方法

    公开(公告)号:US06979346B1

    公开(公告)日:2005-12-27

    申请号:US09925046

    申请日:2001-08-08

    Abstract: An implantable medical device, such as a stent, having roughened areas on an inner surface of the device for enhancing frictional contact between the medical device and a delivery system, such as a balloon catheter to secure the medical device to the delivery system during delivery of the medical device to a body lumen of a patient. Various methods for forming the roughened areas are also provided. The roughened areas may be coated with a material, such as a non-thrombogenic material, to enhance the compatibility of the inner surface of the medical device with fluid flowing through the vessel lumen of the patient.

    Abstract translation: 可植入的医疗装置,例如支架,在装置的内表面上具有粗糙区域,用于增强医疗装置与输送系统之间的摩擦接触,例如气囊导管,以将医疗装置固定在输送系统期间 医疗装置到患者的体腔。 还提供了用于形成粗糙化区域的各种方法。 粗糙区域可以涂覆有诸如非血栓形成材料的材料,以增强医疗装置的内表面与流过患者血管腔的流体的相容性。

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