Patent ID: 8034235

Claim:
A dialysis system comprising: a water purification unit; a dialysate generation unit configured to use water purified by the water purification unit; a dialysate delivery unit configured to deliver dialysate prepared by the dialysate generation unit; a supplemental power source; a first electrical connection configured to electrically connect a branch power source with at least one of the water purification unit, the dialysate generation unit and the dialysate delivery unit; a second electrical connection configured to electrically connect the supplemental power source with at least one of the water purification unit, the dialysate generation unit and the dialysate delivery unit; and a logic implementer programmed to (i) selectively supply power from the branch power source to at least one of the water purification unit, the dialysate generation unit and the dialysate delivery unit via the first electrical connection, and (ii) selectively supply power from the supplemental power source to at least one of the water purification unit, the dialysate generation unit and the dialysate delivery unit via the second electrical connection.