It was reported the thermax blood warmer unit alarmed t2284 (thermax disposable not inserted).During continuous renal replacement therapy with a prismax machine the red wrench light illuminated on the thermax blood warmer.The nurse troubleshooted by powering the thermax ¿off and on¿.This cleared the error; however, the machine would not heat up.There was a ¿slight drop in the patient¿s¿ heart rate¿ (rate not reported) and the patient¿s temperature was abnormally low (no temperature reported).A few minutes later, the red wrench light (alarm triggered) illuminated again and this time the alarm could not be cleared.Treatment was terminated and the extracorporeal blood was returned to the patient.There was no report of medical intervention associated with this event.No further information was available at the time of this report.
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