MODULAR VALVE APPARATUS AND SYSTEM

    公开(公告)号:SG10201909109XA

    公开(公告)日:2019-11-28

    申请号:SG10201909109X

    申请日:2015-12-11

    Abstract: MODULAR VALVE APPARATUS AND SYSTEM A valved manifold module is disclosed, constructed and arranged to be readily connected in a chain with similar modules to form a manifold assembly. The modular nature of the apparatus allows for convenient expansion or modification of the manifold assembly to suit any application that comprises a group of pneumatically or hydraulically driven pumps, valves or combinations thereof in a liquid flow control apparatus. The valved manifold module in an example can be configured to accept a group of four substantially identical valve assemblies, and can be controlled by a local controller mounted to the manifold module, thus forming an independently programmable valved manifold module. The resulting modular system is readily expandable to allow for coordinated operations of a liquid flow control system, using substantially independent controller functions originating at the manifold assembly level.

    SYSTEMS AND METHODS FOR DETECTING VASCULAR ACCESS DISCONNECTION

    公开(公告)号:SG10201906182TA

    公开(公告)日:2019-08-27

    申请号:SG10201906182T

    申请日:2015-05-27

    Abstract: SYSTEMS AND METHODS FOR DETECTING VASCULAR ACCESS DISCONNECTION a vascular access has been interrupted in an arrangement in which two catheters or needles are present in a blood vessel, fistula or graft. A fluid line leading to a pump is connected via a first connector to a first indwelling catheter, and a fluid line leading from a pump is connected via a second connector to a second indwelling catheter. Each connector is equipped with an electrode in contact with the lumen of the connector, the electrodes electrically connected to an electronic circuit that measures the impedance or conductivity of fluid between the first connector and second connectors via a fluid path through the blood vessel, fistula or graft. An electronic controller receives the impedance or conductivity data and processes the data to determine whether a vascular access disconnection has occurred. The processing may involve filtering the signal received by the controller, and/or setting provisional flags for a disconnection event that may be cleared if the signal changes before the expiration of a counter. (FIG. 62)

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