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CONTINUITY CIRCUITS FOR DETECTING ACCESS DISCONNECTION

  • US 20090088613A1
  • Filed: 09/27/2007
  • Published: 04/02/2009
  • Est. Priority Date: 09/27/2007
  • Status: Active Grant
First Claim
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1. A method for detecting blood leakage, the method comprising:

  • furnishing a pad with an expandable polymer layer and a sensor;

    placing the pad near an access site for an extracorporeal blood therapy;

    taking an initial reading of the sensor;

    monitoring the access site by taking additional readings of the sensor during an extracorporeal blood processing therapy; and

    sending a signal if a reading of the sensor is consistent with expansion of the expandable polymer layer and a break of continuity of the sensor.

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