Patent ID: 8597231

Claim:
A peritoneal dialysis machine comprising: a housing; an actuator carried by the housing so as to be able to interact with a peritoneal dialysis fluid carrying disposable; a plurality of valves positioned and arranged to interact with the peritoneal dialysis fluid carrying disposable; at least one heating element carried by the housing; a heater pan providing an upper surface of the housing, the heater pan cooperating with the at least one heater element to provide heat to a container of peritoneal dialysis fluid placed onto the heater pan, the container being part of or in communication with the peritoneal dialysis fluid carrying disposable; a cover that fits removably to the housing and resides over the container; a vacuum source carried by the housing and placed into pneumatic communication with (i) a space between the cover and the heater pan to apply a vacuum to the space and (ii) the plurality of valves to pneumatically open or close the plurality of valves, and wherein the vacuum source is positioned and arranged to push and pull fluid to and from the peritoneal dialysis fluid carrying disposable by applying positive or negative pressure to (i) and (ii); and a weight sensor cooperating with the heater pan to sense the weight of the peritoneal dialysis fluid located within the container.