Replenishing urease in dialysis systems using urease pouches
First Claim
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1. A sorbent cartridge, comprising:
- a first section having a urease introducer configured to receive urease via one or more urease pouches containing solid urease constructed from a material that can allow fluid to freely pass through the urease pouch while substantially retaining solid urease in the urease pouch;
wherein at least one urease pouch is positioned in the first section.
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Abstract
An apparatus and method for replenishing urease in a sorbent cartridge for use in sorbent dialysis using urease pouches. The sorbent cartridge is configured to allow insertion of a urease pouch or injection of a urease solution into the sorbent cartridge containing a urease pouch. The sorbent module can also comprise other, rechargeable, sorbent materials for removing toxins other than urea from spent dialysate.
161 Citations
16 Claims
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1. A sorbent cartridge, comprising:
a first section having a urease introducer configured to receive urease via one or more urease pouches containing solid urease constructed from a material that can allow fluid to freely pass through the urease pouch while substantially retaining solid urease in the urease pouch;
wherein at least one urease pouch is positioned in the first section.- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
Specification