HEMODIALYSIS SYSTEM WITH HORIZONTAL CASSETTE ROLLER PUMPS
First Claim
Patent Images
1. A hemodialysis system comprising:
- a housing configured to hold (i) at least a portion of a blood carrying disposable inside of the housing and (ii) a dialyzer of the blood carrying disposable outside of the housing;
first and second motors supported by the housing;
a plurality of peristaltic pump rollers driven by the first and second motors;
a dialysate cassette; and
a horizontal surface of the housing exposing the plurality of peristaltic pump rollers for operation with the dialysate cassette loaded horizontally adjacent the horizontal surface.
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Abstract
A hemodialysis system includes (i) a plurality of pump rollers: (ii) a fluid heater, the pump rollers and the heater positioned and arranged to accept a horizontally loaded dialysate cassette: (iii) a dialyzer; (iv) a sorbent cartridge; and (v) wherein the dialysate cassette includes first and second tubes for horizontal interaction with the pump rollers and a third tube for horizontal interaction with the heater, the cassette in fluid communication with the sorbent cartridge.
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Citations
20 Claims
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1. A hemodialysis system comprising:
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a housing configured to hold (i) at least a portion of a blood carrying disposable inside of the housing and (ii) a dialyzer of the blood carrying disposable outside of the housing; first and second motors supported by the housing; a plurality of peristaltic pump rollers driven by the first and second motors; a dialysate cassette; and a horizontal surface of the housing exposing the plurality of peristaltic pump rollers for operation with the dialysate cassette loaded horizontally adjacent the horizontal surface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A hemodialysis system comprising:
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a plurality of pump rollers; a fluid heater, the pump rollers and the heater positioned and arranged to operate with a horizontally loaded dialysate cassette; a dialyzer; and wherein the dialysate cassette includes at lease one opening, the at least one opening exposing (i) a first tube positioned and arranged for horizontal interaction with a first set of the pump rollers for pumping to the dialyzer, (ii) a second tube positioned and arranged for horizontal interaction with a second set of the pump rollers for pumping from the dialyzer, and (iii) a third tube positioned and arranged for horizontal interaction with the heater. - View Dependent Claims (15, 16, 17)
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18. A hemodialysis system comprising:
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a plurality of pump rollers; a fluid heater, the pump rollers and the heater positioned and arranged to accept a horizontally loaded dialysate cassette; a dialyzer; a sorbent cartridge; and wherein the dialysate cassette includes first and second tubes for horizontal interaction with the pump rollers and a third tube for horizontal interaction with the heater, the cassette in fluid communication with the sorbent cartridge. - View Dependent Claims (19, 20)
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Specification