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    • 7. 发明授权
    • Expandable cannula for performing cardiopulmonary bypass and method for using same
    • 用于进行体外循环的可扩展插管及其使用方法
    • US06190357B1
    • 2001-02-20
    • US09063588
    • 1998-04-21
    • Richard M. FerrariDwight P. MorejohnIvan SepetkaRobert C. Glines
    • Richard M. FerrariDwight P. MorejohnIvan SepetkaRobert C. Glines
    • A61M2900
    • A61M25/0023A61B17/3439A61B2017/00243
    • A device for occlusion of a body passageway and subsequent perfusion of the body passageway with arterial return blood, cardioplegia and other fluid is disclosed. The device of the present invention is an expandable cannula comprising a flexible, expandable tubular elongate body having a first diameter and a second diameter, wherein the expandable cannula is inserted having a first diameter and then expanded to a second diameter to provide perfusion flow to the body passageway through at least one arterial return aperture provided on the distal end of the expandable tubular elongate body in fluid communication with a perfusion lumen provided within the cannula. The device may be further provided with one or more additional lumens for providing additional functions to the vessel lumen and may also include an expandable occluding member fixed at the distal end of the cannula for isolating the surgical area from the rest of the arterial system. A preferred method of use of the present invention is also disclosed wherein having a first diameter is inserted endovascularly into the vessel of a patient and advanced to a point of interest. At the point of interest, the device is expanded to a second diameter and perfusion flow to the vessel lumen is provided. Following the performance of a surgical procedure, perfusion flow is terminated and the device is removed from the vessel.
    • 公开了一种用于闭塞身体通道并随后用动脉血回流,心麻痹等流体灌注身体通道的装置。 本发明的装置是一种可扩张套管,其包括具有第一直径和第二直径的柔性可扩张管状细长体,其中,所述可扩张插管插入具有第一直径,然后膨胀至第二直径,以向 通过设置在可扩张管状细长体的远端上的至少一个动脉返回孔,其与设置在套管内的灌注腔流体连通。 该装置还可以设置有一个或多个另外的腔,用于向血管内腔提供附加功能,并且还可以包括固定在套管远端的可扩张闭塞构件,用于将手术区域与动脉系统的其余部分隔离。 还公开了本发明的优选使用方法,其中将第一直径血管内插入患者的血管并进入感兴趣点。 在感兴趣的地方,将装置扩张到第二直径,并且提供到血管腔的灌注流。 在执行外科手术之后,终止灌注流程,并且从血管中移除装置。
    • 10. 发明授权
    • Methods and devices for minimally invasive coronary artery
revascularization on a beating heart without cardiopulmonary bypass
    • 在没有体外循环的搏动心脏上进行微创冠状动脉血运重建的方法和装置
    • US5875782A
    • 1999-03-02
    • US752741
    • 1996-11-14
    • Richard M. FerrariCharles S. TaylorJack W. LasersohnFederico J. BenettiJodi J. AkinRichard GinnAmr Salahieh
    • Richard M. FerrariCharles S. TaylorJack W. LasersohnFederico J. BenettiJodi J. AkinRichard GinnAmr Salahieh
    • A61B17/00A61B17/02A61B17/34A61B19/00
    • A61B17/0206A61B2017/00243A61B2017/0243A61B2017/3484A61B2017/3486A61B2017/3492
    • Methods and devices for revascularization of a patient's coronary artery system which obviate the need to place the patient on cardiopulmonary bypass. A method is provided for revascularizing a patient while the-heart is beating, and includes performing at least one minimally invasive coronary artery bypass graft procedure, or other cardiac surgical procedure, and contemporaneously performing at least one catheter-based procedure in at least one coronary artery. The catheter-based procedure(s) may be either therapeutic or diagnostic or both, and may involve delivering at least one catheter to a coronary artery via a surgical or percutaneous opening in the thoracic cavity or via a percutaneous opening at a location peripheral to the thoracic cavity. The catheter-based procedure or procedures is performed contemporaneously with the bypass graft procedure, and specifically prior to, during, or after anesthetizing the patient for purposes of the bypass graft procedure. An arterial access device is also provided for central cannulation and direct intraoperative catheterization of a patient's coronary artery system on a beating heart. The device includes a tubular member, such as a cannula, having a proximal end and a distal end, and an elongated puncturing member, such as a trocar, which is slideably disposed within the tubular member. The puncturing member has a sharp distal end for puncturing through the wall of a coronary lumen. The arterial access device further includes a sealing member for engaging the coronary lumen wall at the puncture site in order to minimize the leakage of blood from the puncture site.
    • 用于患者冠状动脉系统血运重建的方法和装置,其不需要将患者置于体外循环。 提供了一种在心脏跳动时使患者血运重建的方法,并且包括执行至少一种微创冠状动脉旁路移植手术或其他心脏外科手术,同时在至少一个冠状动脉中执行至少一个基于导管的程序 动脉。 基于导管的程序可以是治疗性的或诊断的或两者都可以,并且可以涉及通过胸腔中的手术或经皮开口或通过在外周的位置处的经皮开口将至少一个导管递送到冠状动脉 胸腔。 基于导管的程序或程序与旁路移植手术同时进行,特别是在麻醉患者之前,期间或之后进行旁路移植手术。 还提供了一种动脉通路装置,用于中心插管并且在搏动心脏上直接对患者的冠状动脉系统进行导管插入。 该装置包括具有近端和远端的管状构件,例如插管,以及可滑动地设置在管状构件内的细长的穿刺构件,例如套管针。 穿刺构件具有用于刺穿冠状腔的壁的尖锐远端。 动脉进入装置还包括密封构件,用于在穿刺部位处与冠状腔壁接合,以便使来自穿刺部位的血液泄漏最小化。