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Method for verifying and/or monitoring the correct function of a supply device

  • US 8,715,215 B2
  • Filed: 08/26/2008
  • Issued: 05/06/2014
  • Est. Priority Date: 09/18/2007
  • Status: Active Grant
First Claim
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1. A method of checking and/or monitoring correct operation of an adding device of a medical apparatus that includes an extracorporeal circuit with which the adding device is connected such that an agent can be introduced into the extracorporeal circuit via the adding device, said method comprising:

  • detecting in the extracorporeal circuit a characteristic oscillating signal course being generated by the adding device, said characteristic oscillating signal course being generated by superimposing a corresponding oscillating movement of the adding device, via which a fluid is alternately added to and withdrawn from the extracorporeal circuit, on a continuous movement of the adding device.

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