PNEUMATICALLY DRIVEN PERITONEAL DIALYSIS MACHINE
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United States of America
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Issued Date -
Feb 13, 2025
app pub date -
Dec 6, 2022
filing date -
Dec 6, 2022
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Abstract
A peritoneal dialysis (“PD”) system includes a disposable set including a pump chamber having a flexible sheet, one side of the flexible sheet positioned and arranged during operation to receive pneumatic pressure; and a cycler including at least one source of positive and negative pneumatic pressure for delivering pneumatic pressure to the pump chamber, an air flow sensor, a pneumatic pressure sensor, a temperature sensor, a plurality of fluid valves, and a control unit configured to integrate outputs from the air flow sensor, the pneumatic pressure sensor and the temperature sensor over time to determine an amount of fresh or used PD fluid discharged from the pump chamber under positive pneumatic pressure and via an open one of the plurality of fluid valves.
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