The customer notified cardioquip that a patient was connected to the device when the malfunction occurred.However, the patient was not harmed.No additional patient information was communicated.Cardioquip's investigation determined that the device was not primed before use.This resulted in an air pocket remaining inside the heater chamber which led to the heaters dissipating heat incorrectly.This caused the device's components to burn and melt.Cardioquip's operator/service manual states that the system should be primed "until no air bubbles appear in the external water lines." following a replacement of all damaged components and the internal water path, the device passed inspection and is fully operational.
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