DIALYSIS SYSTEM HAVING ENHANCED VALVE FEATURES

Abstract: a medical fluid system includes a medical fluid pump configured to pump a medical fluid; a tube through which medical fluid pumped by the medical fluid pump flows; a pinch valve positioned and arranged to occlude the tube to prevent medical fluid from flowing through the tube, the pinch valve including a motor; a current sensor positioned and arranged to sense a current drawn by the motor of the pinch valve; and a control unit operable with the current sensor to monitor the current drawn by the motor while the motor is causing the pinch valve to occlude the tube, the control unit configured to stop the motor when the monitored current indicates an occlusion of the tube.

Inventor(s): Shanthakumar Shashanka Jain BELUR, Anoop Thirumattathil ASHOKAN, Harakabhavi Mutt VINAYAKA

CPC Classification: A61M1/1565 (DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals ; means for inserting tampons ; devices for administering food or medicines orally ; containers for collecting, storing or administering blood or medical fluids ); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery ; chemical aspects of surgical articles ); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents )})

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