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Hemodialyzer having improved dialysate perfusion

  • US 6,623,638 B2
  • Filed: 06/01/2001
  • Issued: 09/23/2003
  • Est. Priority Date: 06/01/2001
  • Status: Expired due to Term
First Claim
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1. A dialyzer having a fluid inlet and a fluid outlet comprising:

  • a casing defining an interior and including a dialysate inlet and a dialysate outlet wherein the casing is in fluid communication with the fluid inlet and the fluid outlet;

    a plurality of fibers located in the interior of the casing and defining a fiber bundle; and

    a dialysate inlet fluid channel in fluid communication with the dialysate inlet and including a plurality of flutes that extend into a portion of the fiber bundles, the flutes defining an opening for allowing dialysate to flow from the inlet fluid channel into the interior of the casing.

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