Dialysis apparatus with selective chemical activity
First Claim
1. A dialysis apparatus comprising a dialysate container, cover means for said dialysate container, a dialysis container mounted on said cover means, said dialysis container having an inlet means and an outlet means, spectrometer means mounted on said cover means, a first fluid circuit means connecting said dialysis container and said dialysate container through said spectrometer means, said first fluid circuit including purification means in said dialysate container, a dialysis membrane for permitting passage of substances with molecular weights of up to between 10,000-15,000 removably mounted in said dialysis container and having a selectively chemically active therapeutic substance insolubilized on at least the surface facing the liquid to be dialyzed, pump means mounted on said cover means for pumping dialysate from said dialysate container to said dialysis container, a second fluid circuit means connecting said pump means with said dialysate container and said dialysis container, and at least one dosimeter means on said dialysate container for metering fluid into said dialysate container.
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Accused Products
Abstract
A compact dialysis unit having a dialysis membrane forming a partition between a liquid to be dialyzed and a dialysate, at least that surface of the membrane facing the liquid to be dialyzed having a selectively chemically active therapeutic substance fixed thereon and a selectively acting adsorbent in the dialysate circuit. Preferably, the dialysate circuit includes at least one dosimeter and a safety warning system.
114 Citations
10 Claims
- 1. A dialysis apparatus comprising a dialysate container, cover means for said dialysate container, a dialysis container mounted on said cover means, said dialysis container having an inlet means and an outlet means, spectrometer means mounted on said cover means, a first fluid circuit means connecting said dialysis container and said dialysate container through said spectrometer means, said first fluid circuit including purification means in said dialysate container, a dialysis membrane for permitting passage of substances with molecular weights of up to between 10,000-15,000 removably mounted in said dialysis container and having a selectively chemically active therapeutic substance insolubilized on at least the surface facing the liquid to be dialyzed, pump means mounted on said cover means for pumping dialysate from said dialysate container to said dialysis container, a second fluid circuit means connecting said pump means with said dialysate container and said dialysis container, and at least one dosimeter means on said dialysate container for metering fluid into said dialysate container.
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10. A dialysis apparatus comprising a dialysate container, cover means for said dialysate container, a dialysis container mounted on said cover means, said dialysis container having an inlet means and an outlet means, spectrometer means mounted on said cover means, a first fluid circuit means connecting said dialysis container and said dialysate container through said spectrometer means, said first fluid circuit including purification means in said dialysate container, a dialysis membrane for permitting passage of substances with molecular weights up to 10,000-15,000 removably mounted in said dialysis container and having a selectively chemically active therapeutic substance selected from the group consisting of L-aspariginase, urease and an antibiotic insolubilized on at least the surface facing the liquid to be dialyzed for purifying liquid passing through said apparatus, pump means mounted on said cover means for pumping dialysate from said dialysate container to said dialysis container, a second fluid circuit means connecting said pump means with said dialysate container and said dialysis container, and at least one dosimeter means on said dialysate container for metering fluid into said dialysate container.
Specification