Injection system and pumping system for use therein

    公开(公告)号:US5827219A

    公开(公告)日:1998-10-27

    申请号:US655886

    申请日:1996-05-31

    Abstract: The present invention provides a number of pumping systems and injection systems particularly useful for injecting a liquid medium into a patient. In general, the pumping systems comprise a removable pumping unit. The removable pumping unit includes means for pressurizing the liquid medium via the rotational displacement of the liquid medium. The present invention also provides a pumping system comprising a pumping unit for pressurizing the liquid medium and a feedback-controlled drive means in connection with the pumping unit for providing a controlled powered drive to the pumping unit. The pumping system further comprises a flow meter for measuring the flow rate of the pressurized liquid medium exiting the pumping system and control means in communicative connection with the drive means for providing a control signal to control the powered drive provided to the pumping unit. The control means is suitable to receive a feedback signal from the flow meter corresponding to the flow rate of the pressurized liquid medium exiting the pumping unit. The control signal provided to the drive means is a function of the feedback signal.

    Closed loop information path for medical fluid delivery systems

    公开(公告)号:US5739508A

    公开(公告)日:1998-04-14

    申请号:US729098

    申请日:1996-10-11

    CPC classification number: A61M5/172 A61M2205/52 A61M2205/6018

    Abstract: This invention relates generally to the field of medical devices for delivering medicinal fluids to patients during medical procedures and more particularly, this invention relates to improved medical fluid delivery systems and methods of use which incorporate a closed loop information path from the manufacturer to a product user such as a hospital or other medical institution and back to the original manufacturer. The information originally incorporated with the product is used by the consumer to aid in use of the product. The information which accompanies the product is updated and new information is added in order to provide the manufacturer with information on how the product is used.

    Radiation detector with an ionizable gas atop an integrated circuit
    54.
    发明授权
    Radiation detector with an ionizable gas atop an integrated circuit 失效
    具有集成电路顶部的可电离气体的辐射检测器

    公开(公告)号:US4804847A

    公开(公告)日:1989-02-14

    申请号:US7195

    申请日:1987-01-27

    CPC classification number: H01J47/02 G01T1/185 G01T7/125

    Abstract: The radiation detector includes tissue equivalent bubbles of plastic defining volumes of gas to be ionized by radiation. One or more integrated circuits (ICs) are disposed below the volumes of gas and a collecting electrode on the IC is in direct contact with the gas. Circuitry for generating an electric field within the volume of gas moves the ions therein to the collecting electrode. The collecting electrode is part of an amplifying circuit disposed within the IC. The output from the amplifier is representative of the collected ions and therefore representative of the radiation. The signal from the amplifier is send to an interface which conditions, buffers and stores the signal. The radiation dose and dose rate are computed in the interface. A communications section transfers that data from the radiation detector. A separate calibration and display unit calibrates the interface by controlling The conditioning of the signal. An area monitor and air monitor are further enhancements of the radiation detector.

    Angiographic injector and angiographic syringe for use therewith
    55.
    发明授权
    Angiographic injector and angiographic syringe for use therewith 失效
    血管造影注射器和血管造影注射器

    公开(公告)号:US4677980A

    公开(公告)日:1987-07-07

    申请号:US782586

    申请日:1985-10-01

    Abstract: An angiographic injector has an injector portion which includes a rotating turret for housing two angiographic syringes in readiness for injection. The injector further employs a driving mechanism for connecting with and controlling the movement of a syringe plunger once one of the syringes is in place for injection. Through the use of guide means on each syringe and corresponding alignment means on a pressure jacket, the syringe is alignably and securely mounted within the pressure jacket on the rotating turret. Each syringe plunger is releasably connected to the driving mechanism for an injection operation, and released from the driving mechanism when the injection operation has been completed, such that the driving mechanism can be withdrawn from the syringe relative to the plunger without drawing body fluid of a patient into the syringe. Various types of plunger release mechanisms for this purpose are disclosed.

    Abstract translation: 血管造影注射器具有注射器部分,其包括用于容纳注射用的两个血管造影注射器的旋转转台。 一旦注射器在注射器就位之后,注射器还采用驱动机构来连接和控制注射器柱塞的移动。 通过使用每个注射器上的引导装置和压力套上的相应对准装置,注射器可对准地且牢固地安装在旋转转台上的压力套内。 每个注射器柱塞可释放地连接到用于注射操作的驱动机构,并且当注射操作已经完成时从驱动机构释放,使得驱动机构可以相对于柱塞从注射器中抽出而不抽出体液 病人进入注射器。 公开了用于此目的的各种类型的柱塞释放机构。

    SYSTEMS HAVING A CENTRALIZED DATABASE FOR USE IN THE COLLECTION, MANAGEMENT AND DISSEMINATION OF INFORMATION RELATING TO MEDICAL PROCEDURES
    58.
    发明申请
    SYSTEMS HAVING A CENTRALIZED DATABASE FOR USE IN THE COLLECTION, MANAGEMENT AND DISSEMINATION OF INFORMATION RELATING TO MEDICAL PROCEDURES 审中-公开
    具有集中数据库的系统用于收集,管理和发布与医疗程序有关的信息

    公开(公告)号:US20150058038A1

    公开(公告)日:2015-02-26

    申请号:US13975290

    申请日:2013-08-24

    Abstract: A system for the collection, management, and dissemination of information relating at least to a medical procedure is disclosed. The system includes a user interface adapted to provide raw data information at least about one of a patient, the medical procedure, and a result of the medical procedure. A medical device communicates with the user interface, receives the raw data information from the user interface, and generates operational information during use. A central database communicates at least with the medical device and receives data from the medical device. The central database is used to create related entries based on the raw data information and the operational information and optionally transmits the related entry to the medical device or the medical device user. The related entry includes information that provides guidance based on previously tabulated, related medical procedures. A system for the iterative analysis of medical standards is also disclosed along with methods for the evaluation of medical procedures and standards.

    Abstract translation: 公开了收集,管理和传播至少涉及医疗程序的信息的系统。 该系统包括适于提供至少约一个患者,医疗程序和医疗程序结果的原始数据信息的用户界面。 医疗设备与用户界面通信,从用户界面接收原始数据信息,并在使用过程中生成操作信息。 中央数据库至少与医疗设备通信并从医疗设备接收数据。 中央数据库用于基于原始数据信息和操作信息创建相关条目,并且可选地将相关条目发送到医疗设备或医疗设备用户。 相关条目包括基于以前列出的相关医疗程序提供指导的信息。 还公开了用于医​​疗标准的迭代分析的系统以及用于评估医疗程序和标准的方法。

    Pressure actuated catheter seal and method for the same
    59.
    发明授权
    Pressure actuated catheter seal and method for the same 有权
    压力导管密封及其方法相同

    公开(公告)号:US08951229B2

    公开(公告)日:2015-02-10

    申请号:US13032185

    申请日:2011-02-22

    CPC classification number: A61M39/0613 A61M2039/062

    Abstract: A catheter includes a pressure actuated seal within a manifold. A catheter body is coupled with the manifold, and a manifold lumen and a catheter lumen are configured to receive pressurized fluids. The pressure actuated seal includes a pressure actuated seal element having a seal element lumen. The seal element lumen is in communication with the manifold and catheter lumens. The pressure actuated seal element is deformable between an open configuration and a sealed configuration. In the sealed configuration, the pressurized fluids in the manifold press on the pressure actuated seal element along a first seal face. The pressure actuated seal element compresses inwardly around the seal element lumen according to a pressure of the pressurized fluids. In the open configuration, the pressure actuated seal element relaxes in an absence of the pressurized fluids, and the seal element lumen is open and configured to allow passage of an instrument.

    Abstract translation: 导管包括歧管内的压力致动密封件。 导管主体与歧管联接,并且歧管内腔和导管内腔构造成接收加压流体。 压力致动密封件包括具有密封元件内腔的压力致动的密封元件。 密封元件腔与歧管和导管腔连通。 压力致动的密封元件可在打开构型和密封构型之间变形。 在密封构造中,歧管中的加压流体沿着第一密封面压在压力致动的密封元件上。 压力致动的密封元件根据加压流体的压力向内压缩密封元件内腔。 在打开构造中,压力驱动的密封元件在没有加压流体的情况下松弛,并且密封元件内腔是打开的并且被构造成允许器械通过。

    INTERFACE DEVICES AND METHODS FOR AUTOMATED BENCHMARKING OF BEST MEDICAL PRACTICES AND PRODUCTS
    60.
    发明申请
    INTERFACE DEVICES AND METHODS FOR AUTOMATED BENCHMARKING OF BEST MEDICAL PRACTICES AND PRODUCTS 有权
    用于自动化的最佳医疗实践和产品的界面装置和方法

    公开(公告)号:US20110270633A1

    公开(公告)日:2011-11-03

    申请号:US13180175

    申请日:2011-07-11

    Abstract: A system for the collection, management, and dissemination of information relating at least to a medical procedure is disclosed. The system includes a user interface adapted to provide raw data information at least about one of a patient, the medical procedure, and a result of the medical procedure. A medical device communicates with the user interface, receives the raw data information from the user interface, and generates operational information during use. A central database communicates at least with the medical device and receives data from the medical device. The central database is used to create related entries based on the raw data information and the operational information and optionally transmits the related entry to the medical device or the medical device user. The related entry includes information that provides guidance based on previously tabulated, related medical procedures. A system for the iterative analysis of medical standards is also disclosed along with methods for the evaluation of medical procedures and standards.

    Abstract translation: 公开了收集,管理和传播至少涉及医疗程序的信息的系统。 该系统包括适于提供至少约一个患者,医疗程序和医疗程序结果的原始数据信息的用户界面。 医疗设备与用户界面通信,从用户界面接收原始数据信息,并在使用过程中生成操作信息。 中央数据库至少与医疗设备通信并从医疗设备接收数据。 中央数据库用于基于原始数据信息和操作信息创建相关条目,并且可选地将相关条目发送到医疗设备或医疗设备用户。 相关条目包括基于以前列出的相关医疗程序提供指导的信息。 还公开了用于医​​疗标准的迭代分析的系统以及用于评估医疗程序和标准的方法。

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