This was reported that during patient treatment with a prismaflex control unit and a prismaflex hf1000 filter set, air was observed due to a loose replacement line connection.Flow problem alarms were triggered by the machine.The customer secured the connection and adjusted the chamber level.The cannot detect return and return disconnection alarms occurred.The customer noted that the effluent line was "jumping" significantly and the blood flow path of the circuit was clearing.The access line was clear, from the patient, all the way through the filter and into the deaeration chamber.It was reported several large clots were visible in the filter.The customer disconnected the patient.There was no patient injury or medical intervention associated with this event.No additional information is available.
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