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    • 8. 发明授权
    • Balloon catheter inflation device including apparatus for monitoring and
wireless transmission of inflation data, and system
    • 球囊导管充气装置,包括用于监测和无线传输通气数据的装置,以及系统
    • US5318533A
    • 1994-06-07
    • US839628
    • 1992-02-21
    • Daniel O. AdamsDavid J. HaskvitzThomas J. HolmanWilliam H. PennyDavid J. SerdarJohn M. Yates
    • Daniel O. AdamsDavid J. HaskvitzThomas J. HolmanWilliam H. PennyDavid J. SerdarJohn M. Yates
    • A61F2/958A61M29/00A61M5/00
    • A61M25/10184A61M25/1018A61M25/10182A61M25/104A61M2205/50Y10S128/903
    • An inflation device includes a syringe forming a cylindrical chamber containing a plunger carrying a stopper or piston arrangement. The chamber is designed to contain an inflation fluid and is in fluid communication with the lumen of a balloon catheter. Movement of the plunger within the chamber will increase or decrease the pressure of the fluid within the chamber and lumen, thereby inflating or deflating the balloon at the distal end of the catheter. A pressure sensor is mounted to the housing in fluid communication with the lumen and is electrically connected to a battery-operated transmitter. The transmitter broadcasts signals representing pressure within the lumen and balloon to a remote receiver. The receiver includes a microprocessor containing a clock and operable to display time and pressure data. A flexible insulator strip is interposed between the battery and the transmitter circuit to prevent operation of the transmitter until desired by the cardiologist. The housing of the inflation device may be opened to remove the batteries for separate disposal and to render the circuit inoperative to prevent reuse. A look-up table associated with the microprocessor permits display of balloon diameter during the procedure.
    • 膨胀装置包括一个注射器,该注射器形成一个圆筒形腔室,该圆柱形腔室包含一个承载塞子或 腔室被设计成容纳充气流体并且与球囊导管的内腔流体连通。 柱塞在腔室内的运动将增加或减小腔室和腔内的流体的压力,从而在导管的远端处膨胀或放气气囊。 压力传感器安装到外壳上,与腔体流体连通,并与电池供电的变送器电连接。 发射机将表示内腔和气球内的压力的信号广播到远程接收器。 接收机包括一个包含时钟并可操作以显示时间和压力数据的微处理器。 在电池和发射器电路之间插入柔性绝缘体条,以防止发射器的操作,直到心脏病专家期望。 可以打开充气装置的壳体以移除电池以进行单独处理,并使电路不起作用以防再次使用。 与微处理器相关联的查找表允许在该过程期间显示气球直径。
    • 9. 发明授权
    • Method and apparatus for catheter exchange
    • 用于导管交换的方法和装置
    • US06299628B1
    • 2001-10-09
    • US07931695
    • 1992-08-18
    • Kent D. HarrisonScott P. ThomePeter T. KeithDaniel O. AdamsWilliam H. Penny
    • Kent D. HarrisonScott P. ThomePeter T. KeithDaniel O. AdamsWilliam H. Penny
    • A61M2510
    • A61M25/0105A61M25/0169A61M2025/0098
    • An apparatus and method for exchanging a first intravascular catheter of the over-the-wire type, such as an angioplasty balloon dilation catheter, with a second intravascular catheter of the over-the-wire type while leaving a guide wire in position in a desired vascular site. The apparatus is used in conjunction with a conventional guide catheter, a guide wire, and an interventional catheter that can be positioned intravascularly through a lumen of the guide catheter over the guide wire and past a distal end of the guide catheter to a desired vascular site. The apparatus includes an elongate shaft that can be removably positioned in the lumen of the guide catheter and has an actuation capability therein. A trapping member is located at a distal portion of the elongate shaft for releasably fixing the relative position of the guide wire with respect to the guide catheter. The fixing and releasing of the trapping member is effected by the actuation capability from outside the body of the patient so that a first interventional catheter can be exchanged for a second interventional catheter by trapping the guide wire position relative to the guide catheter while withdrawing the first interventional device and replacing it with another.
    • 一种用于与线上类型的第二血管内导管(例如血管成形术球囊扩张导管)交换诸如血管成形术球囊扩张导管的第一血管内导管的装置和方法,同时将引导线留在期望的位置 血管部位。 该装置与传统的导向导管,导丝和介入导管一起使用,其可以通过引导导管的导管血管内定位并且经过引导导管的远端定位到期望的血管部位 。 该装置包括细长轴,其可移除地定位在引导导管的内腔中并且在其中具有致动能力。 捕获构件位于细长轴的远侧部分,用于可释放地固定导丝相对于导向导管的相对位置。 捕获构件的固定和释放通过来自患者体外的致动能力来实现,使得可以通过相对于引导导管捕获引导线位置而将第一介入导管更换为第二介入导管,同时撤回第一介入导管 介入装置,并用另一种装置代替。
    • 10. 发明授权
    • Y-adaptor manifold with pinch valve for an intravascular catheter
    • 用于血管内导管的夹紧阀的Y型适配器歧管
    • US5395352A
    • 1995-03-07
    • US184888
    • 1994-01-21
    • William H. Penny
    • William H. Penny
    • A61F2/958A61M39/06A61M5/00
    • A61M39/0613A61M25/1025A61M2039/062A61M2039/0633A61M2039/0646Y10T137/87684
    • A Y-adaptor manifold assembly includes a main tubular segment adapted to be coupled to an intravascular catheter. A first, tubular side port is joined to the main tubular segment so as to be in fluid communication with a through passage of the main tubular member. The first side port forms an infusion port for radiopaque dye. A second, tubular side port is joined to the main tubular segment so as to be in fluid communication with a through passage of the main tubular member. The second side port and main tubular segment are adapted to receive dilatation catheters. To prevent backbleeding, the second side port and main tubular segment include passive hemostatic valve mechanisms. Each valve mechanism includes a valve member and a disk valve. The valve member has a normally closed, sealed state, an open state and an in-use sealed state. The valve member has an inherent tendency to move to its normally closed, sealed state or its in-use state (wherein the valve member conforms about the dilatation catheter). Application of a compressive radial force moves the valve member to its open state.
    • Y适配器歧管组件包括适于联接到血管内导管的主管状段。 第一管状侧端口连接到主管状部分,以与主管状部件的通道流体连通。 第一侧端口形成用于不透射线染料的输液口。 第二管状侧端口与主管状部分连接,以便与主管状构件的通道流体连通。 第二侧端口和主管段适于接收扩张导管。 为了防止倒流,第二侧端口和主管段包括被动式止血阀机构。 每个阀机构包括阀构件和盘阀。 阀构件具有常闭密封状态,打开状态和使用中密封状态。 阀构件具有移动到其常闭密封状态或其使用状态(其中阀构件符合扩张导管)的固有趋势。 施加压缩径向力将阀构件移动到其打开状态。