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Automated cleaning system for dialyzers

  • US 4,332,264 A
  • Filed: 03/03/1980
  • Issued: 06/01/1982
  • Est. Priority Date: 03/03/1980
  • Status: Expired due to Term
First Claim
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1. A system for cleaning a dialyzer having a blood side and a dialysate side separated by a membrane comprising:

  • means for storing a first predetermined sequence of cleaning procedures, said first storing means providing first control signals;

    means for storing a second predetermined sequence of cleaning procedures, said second storing means providing second control signals;

    means for regulating the flow of a plurality of blood cleaning reagents through the dialysate and blood sides of the dialyzer;

    means responsive to said first control signals for automatically controlling said regulating means to provide said cleaning procedures in said first predetermined sequence;

    means for monitoring the condition of said dialyzer during said first predetermined sequence of cleaning procedures; and

    means responsive to said monitoring means for selectively controlling the sequencing of the cleaning procedures in said second predetermined sequence in response to the condition of said dialyzer to prohibit the use of defective dialyzers.

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