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APPARATUS AND METHOD FOR DETECTING DISCONNECTION OF AN INTRAVASCULAR ACCESS DEVICE

  • US 20110105877A1
  • Filed: 10/29/2010
  • Published: 05/05/2011
  • Est. Priority Date: 10/30/2009
  • Status: Abandoned Application
First Claim
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1. A system for detecting the disconnection of a vascular access device from a blood vessel or vascular graft, comprising:

  • a fluid delivery device for providing fluid through a first conduit into a first site of the blood vessel or graft;

    a first electrode in contact with the lumen of the first conduit;

    a second electrode in fluid communication with a second site of the blood vessel or graft;

    an electronic circuit connected to the first and second electrodes, and configured to deliver a control signal to the first and second electrodes in order to measure the electrical resistance of a fluid between the first and second electrodes, whereinat least one of the electrodes is located closer to the blood vessel or graft than to the fluid delivery device.

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