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    • 1. 发明授权
    • Processor-controlled angiographic injector device
    • 处理器控制的血管造影注射器装置
    • US4854324A
    • 1989-08-08
    • US161434
    • 1988-02-24
    • Alan D. HirschmanDavid M. ReillyRoss H. PotterJohn A. StulenEric M. ToftJohn G. Clark
    • Alan D. HirschmanDavid M. ReillyRoss H. PotterJohn A. StulenEric M. ToftJohn G. Clark
    • A61M5/172
    • A61M5/14546A61M5/172A61M2230/04Y10S128/01
    • An angiographic injector device for use in x-ray photography for delivering contrast media to a patient at controlled rates and pressures. A processor elicits injection parameters from an operator or a pre-programmed injection module, and on the basis of the injection parameters, calculates appropriate control signals for use in a closed-loop servo system to actuate the plunger of a syringe containing the contrast media. Injection parameters includes flow rate, volume, duration, pressure limit and rise-fall time of flow rate. The device also includes control circuits for inhibiting the injection device in response to a contrast media pressure limit, failure in the processor or injection control system, or upon reaching a predetermined volume of injected media. A mechanical stop member cooperates with the control circuit for blocking movement of the syringe plunger upon reaching the predetermined injected volume. Further, the device includes a self-test feature for checking the status of operational components thereof and a self-calibration feature for calibrating the servo system and position monitors. To improve reliability and to provide immunity from data corruption due to line power interruption, injection parameters are stored in battery-powered primary and secondary memories, and are compared and verified prior to an injection. To assist in coordinating an injection in synchronism with cardiac activity, the device monitors the ECG waveform of the patient's heart and injects a small bolus of contrast media at a given interval, such as the distolic interval. An interface also is provided for providing remote transfer of status and control information with the angiographic injector device.
    • 一种用于x射线摄影的血管造影注射器装置,用于以受控的速率和压力向患者输送造影剂。 处理器从操作者或预编程的注射模块引出注射参数,并且基于注射参数,计算用于闭环伺服系统中的合适的控制信号以致动含有造影剂的注射器的柱塞。 注射参数包括流量,体积,持续时间,压力极限和流速上升时间。 该装置还包括用于响应于造影剂压力极限,处理器或注射控制系统中的故障或达到预定体积的注射介质而抑制注射装置的控制电路。 机械止动构件与控制电路配合,以阻止注射器柱塞达到预定注射体积时的运动。 此外,该装置包括用于检查其操作部件的状态的自检特征和用于校准伺服系统和位置监视器的自校准特征。 为了提高可靠性并提供由于线路电源中断引起的数据损坏的免疫力,注入参数存储在电池供电的初级和次级存储器中,并在注入之前进行比较和验证。 为了协调与心脏活动同步的注射,该装置监测患者心脏的心电图波形,并以给定的时间间隔(例如恶心间隔)注入小量的造影剂。 还提供了用于提供与血管造影注射器装置的状态和控制信息的远程传送的界面。
    • 4. 发明授权
    • Delivery methods, systems and components for use with hazardous pharmaceutical substances
    • 用于危险药物的输送方法,系统和组件
    • US07204797B2
    • 2007-04-17
    • US10893591
    • 2004-07-16
    • David M. ReillyAlan D. HirschmanDavid M. GriffithsCurrie Crookston
    • David M. ReillyAlan D. HirschmanDavid M. GriffithsCurrie Crookston
    • A61N5/00
    • A61K51/1282A61M5/007A61M5/1407A61M5/1452A61M5/14546A61M5/1785G06F19/00G16H20/17
    • A method of dispensing a hazardous pharmaceutical comprising the steps of: connecting a source of flushing fluid to a first port of a fluid delivery set; connecting a pressurizing unit of a powered injector system (including a powered injector and the pressurizing unit) to a second port of the fluid delivery set; purging air from the fluid delivery set; and, after purging air from the fluid delivery set, connecting a third port of the fluid delivery set to a source of the hazardous pharmaceutical. The fluid delivery set can, for example, include a valve system or assembly to control flow of fluid through the fluid delivery set. A system for delivery of a hazardous pharmaceutical includes: a syringe in operative connection with a powered injector; a protective container to enclose the syringe during operation thereof; the protective container being adapted to protect personnel from detrimental effects of the pharmaceutical; at least one source of flushing fluid; a fluid path adapted to connect to a patient; at least one source of the pharmaceutical; and a fluid delivery set including a valve assembly to which the syringe, the source of flushing fluid, the fluid path and the source of pharmaceutical are removably connectable. The valve assembly provides flow control through the fluid delivery set such that operator contact with the fluid delivery set is not required after connection of the source of pharmaceutical to the fluid delivery set.
    • 一种分配危险药物的方法,包括以下步骤:将冲洗流体源连接到流体输送装置的第一端口; 将动力注射器系统(包括动力注射器和加压单元)的加压单元连接到流体输送组的第二端口; 从流体输送装置吹扫空气; 并且在从流体输送装置吹扫空气之后,将流体输送装置的第三端口连接到危险药物源。 流体输送装置可以例如包括阀系统或组件以控制通过流体输送组的流体的流动。 用于递送危险药物的系统包括:与动力注射器可操作地连接的注射器; 在操作期间包围注射器的保护容器; 保护容器适于保护人员免受药物的不利影响; 至少一个冲洗液源; 适于连接到患者的流体路径; 至少一种药物来源; 以及包括阀组件的流体输送组件,注射器,冲洗流体源,流体路径和药物源可拆卸地连接到该组件。 阀组件通过流体输送组件提供流量控制,使得在将药物源连接到流体输送装置之后,操作者不需要与流体输送装置接触。