Patient was connected to the dialysis machine at 12:43.About an hour and 10 minutes into the treatment, the nurse noticed that the venous needle came out of the patient's fistula/access, and as a result, blood was squirting from the needle, upwards.According to the nurse who was present at the time of the event, there were no problems when inserting the needle into the patient's fistula/access, and there were no abnormalities observed in the arterial venous fistula needle.According to the staff, there was no alert / alarm from the dialysis machine and the blood pump segment did not stop automatically.The nurse had to stop the pump manually.The patient lost about 300ml of blood during the incident, and there was a change in the patient's consciousness.The bleeding was stopped by the staff.Vital signs were taken, all normal.Patient was examined and was treated according to medical instructions.She was given fluids and a blood does.The patient was then transferred to a different machine to complete the dialysis treatment.Once the treatment was completed, she was sent to the er for supervision, then discharged home.Pump speed during treatment: 280 ml/min.Other devices used: surdial x dialysis machine.
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