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Method of controlling a dialysis apparatus

  • US 7,494,590 B2
  • Filed: 10/01/2002
  • Issued: 02/24/2009
  • Est. Priority Date: 10/02/2001
  • Status: Expired due to Term
First Claim
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1. A method of controlling a dialysis apparatus comprising the steps of:

  • observing at least two parameters related to the dialysis, the at least two parameters including at least two of the following parameters;

    transmembrane pressure, ultrafiltration flow rate, replacement fluid flow rate, blood pressure, blood flow rate, dialysate flow rate, and dialysate temperature;

    determining a range of acceptable values for said at least two parameters;

    controlling one of said at least two parameters; and

    switching to controlling one of the other of said at least two parameters when one of the other of said at least two parameters is outside the respective range of acceptable values, wherein said steps of observing, determining, controlling, and switching all occur during a particular treatment mode, and without switching to an alternative treatment mode.

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