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    • 9. 发明授权
    • Transapical heart valve delivery system and method
    • 经心脏心脏瓣膜输送系统及方法
    • US08764820B2
    • 2014-07-01
    • US11280063
    • 2005-11-16
    • Mark DehdashtianJane M. Olin
    • Mark DehdashtianJane M. Olin
    • A61F2/24
    • A61F2/2436A61F2/24A61F2/2412A61F2/2433A61F2002/9583A61F2220/0016
    • A delivery system and method for delivering a prosthetic heart valve to the aortic valve annulus. The system includes a balloon catheter having a steering mechanism thereon for delivering a balloon-expandable prosthetic heart valve through an introducer in an antegrade fashion to the aortic annulus. The balloon catheter passes through an introducer that accesses the left ventricle through its apex and a small incision in the chest wall. The balloon catheter includes a deflecting segment just proximal to the distal balloon to facilitate positioning of the prosthetic heart valve in the proper orientation within the aortic annulus. A slider in a deflection handle may be coupled to a deflection wire that actuates the deflecting segment. The method includes using two concentric rings of purse-string sutures around the puncture in the left ventricular apex to maintain a good seal around instruments passed therethrough. The prosthetic heart valve may be installed over the existing calcified leaflets, and a pre-dilation valvuloplasty procedure may also be utilized.
    • 用于将假体心脏瓣膜递送到主动脉瓣环的输送系统和方法。 该系统包括其上具有转向机构的气囊导管,用于将气球可扩张的假体心脏瓣膜以顺行方式通过导引器传送到主动脉环。 气囊导管通过导引器,通过其顶点和左胸壁的小切口进入左心室。 气囊导管包括刚好靠近远侧气囊的偏转区段,以便于将主动脉瓣环内的正确定位的假体心脏瓣膜定位。 偏转手柄中的滑块可以联接到致动偏转段的偏转线。 该方法包括在左心室顶端的穿刺周围使用两个同心环的钱包缝合线,以保持穿过其中的器械周围的良好密封。 假体心脏瓣膜可以安装在现有的钙化小叶上,并且还可以使用预扩张瓣膜成形术程序。
    • 10. 发明申请
    • Transapical heart valve delivery system and method
    • 经心脏心脏瓣膜输送系统及方法
    • US20070112422A1
    • 2007-05-17
    • US11280063
    • 2005-11-16
    • Mark Dehdashtian
    • Mark Dehdashtian
    • A61F2/24A61M29/02
    • A61F2/2436A61F2/24A61F2/2412A61F2/2433A61F2002/9583A61F2220/0016
    • A delivery system and method for delivering a prosthetic heart valve to the aortic valve annulus. The system includes a balloon catheter having a steering mechanism thereon for delivering a balloon-expandable prosthetic heart valve through an introducer in an antegrade fashion to the aortic annulus. The balloon catheter passes through an introducer that accesses the left ventricle through its apex and a small incision in the chest wall. The balloon catheter includes a deflecting segment just proximal to the distal balloon to facilitate positioning of the prosthetic heart valve in the proper orientation within the aortic annulus. A slider in a deflection handle may be coupled to a deflection wire that actuates the deflecting segment. The method includes using two concentric rings of purse-string sutures around the puncture in the left ventricular apex to maintain a good seal around instruments passed therethrough. The prosthetic heart valve may be installed over the existing calcified leaflets, and a pre-dilation valvuloplasty procedure may also be utilized.
    • 用于将假体心脏瓣膜递送到主动脉瓣环的输送系统和方法。 该系统包括其上具有转向机构的气囊导管,用于将气球可扩张的假体心脏瓣膜以顺行方式通过导引器传送到主动脉环。 气囊导管通过导引器,通过其顶点和左胸壁的小切口进入左心室。 气囊导管包括刚好靠近远侧气囊的偏转区段,以便于将主动脉瓣环内的正确定位的假体心脏瓣膜定位。 偏转手柄中的滑块可以联接到致动偏转段的偏转线。 该方法包括在左心室顶端的穿刺周围使用两个同心环的钱包缝合线,以保持穿过其中的器械周围的良好密封。 假体心脏瓣膜可以安装在现有的钙化小叶上,并且还可以使用预扩张瓣膜成形术程序。