BLOOD CIRCUIT ASSEMBLY FOR A HEMODIALYSIS SYSTEM
1 Assignment
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Accused Products
Abstract
A blood circuit assembly for a dialysis unit may include an organizing tray, a pair of pneumatic pumps mounted to the organizing tray for circulating blood received from a patient through a circuit including a dialyzer unit and returned to the patient, an air trap mounted to the organizing tray arranged to remove air from blood circulating in the circuit, a pair of dialyzer connections arranged to connect to the inlet and outlet of a dialyzer unit, and a pair of blood line connectors, one inlet blood line connector for receiving blood from the patient and providing blood to the pneumatic pumps and the other outlet blood line connector for returning blood to the patient.
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Citations
38 Claims
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1-23. -23. (canceled)
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24. A blood circuit assembly for a dialysis unit comprising an organizing tray, the organizing tray including:
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a pair of diaphragm pumps for circulating blood through a dialyzer, the diaphragm pumps each having a rigid pumping chamber wall separated from a rigid control chamber wall by a flexible diaphragm defining a pumping compartment and a control compartment, the control chamber wall including a pneumatic control port configured to plug directly into a corresponding port located on a front panel of the dialysis unit; a mount for an air trap configured to receive blood from an outlet of the dialyzer via a first flexible tube and to send blood to a first blood line connector via a second flexible tube; a first guide for holding the second flexible tube; a second guide for holding a third flexible tube extending from an inlet of the diaphragm pumps to a second blood line connector, wherein the first and second guides comprise tube engagement members configured to place the second and third flexible tubes in alignment for mounting in a tubing occluder on the front panel of the dialysis unit. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38)
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Specification