It was reported that there was a downstream occlusion alarm on the drug infusion line.An ekosonic kit 106cm 12cm tz was selected for use in a bilateral pulmonary embolism.During the procedure at a therapy run time of 13 hours 45 minutes, a downstream occlusion alarm occurred on the drug infusion line.The helpline was called, and troubleshooting was performed.No kinks in the lines were observed, the patient had not been repositioned, the site had not been redressed, and the head of the bed had not been raised.A lower rate was attempted, but the control unit 4.0 still alarmed.Back pressure in the tubing was relieved, but the alarm continued.The pressure settings on the alaris pump were checked, and it was at 525 mmhg.A forward flush was attempted with a 3cc syringe, but it was unsuccessful.Coolant was kept running.Ultrasound was turned off, and channel a was disabled without tpa infusing.The physician determined that the patient received adequate lytic delivery.No patient complications were reported; the patient was fine.
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