초록 ▼

A disposable cassette for use in peritoneal dialysis includes a pair of diaphragms, tube connectors, pump chambers, channel paths, and valves. A disposable dialysate delivery set for use in peritoneal dialysis includes a cassette, multiple liquid flow paths, multiple valves, tube connectors, and dis

A disposable cassette for use in peritoneal dialysis includes a pair of diaphragms, tube connectors, pump chambers, channel paths, and valves. A disposable dialysate delivery set for use in peritoneal dialysis includes a cassette, multiple liquid flow paths, multiple valves, tube connectors, and disposable flexible plastic tubes to convey dialysate to and from the patient and other locations within the system. A system for performing peritoneal dialysis includes disposable supply containers of fresh dialysate, a cassette including a pump, a disposable heater container, and conduits for carrying fresh dialysate and carrying heated dialysate.

대표청구항 ▼

[ I claim:] [1.] A disposable cassette for use in pumping dialysate to and from a heater reservoir, a patient and a drain; said disposable cassette comprising:a cassette having a front side and a back side;a flexible, front diaphragm covering the front side of the cassette;a flexible, back diaphragm

[ I claim:] [1.] A disposable cassette for use in pumping dialysate to and from a heater reservoir, a patient and a drain; said disposable cassette comprising:a cassette having a front side and a back side;a flexible, front diaphragm covering the front side of the cassette;a flexible, back diaphragm covering the back side of the cassette;a series of tube connectors having ports on the cassette to deliver dialysate to and from the heater reservoir and to and from the patient and to drain spent dialysate from the patient;a plurality of pump cavities in the front side of the cassette covered by the front diaphragm to define pump chambers for pumping the dialysate;a plurality of channel paths in the back side of the cassette covered by the back diaphragm for conveying dialysate between the tube connector ports and the pump chambers; anda plurality of valve cavity walls in the front side of the cassette and covered by the front diaphragm to define valves and connected to the channel paths with the valves being operated between open and closed positions to route the flow of dialysate to and from the pump chambers;wherein the cassette in normal use is substantially filled with dialysate.