Patient was on bypass support.Perfusionist heard squealing noise and saw a high pressure alarm.Notified or team there is no arterial flow.She continued to trouble shoot the circuit of heart lung bypass machine.She started to hand crank the pump which did not initially work either but flow started after a short time.A second perfusionist brought in a second pump machine and started to prime the circuit.Cardiac fellow performed compressions on patient.Circulating nurse took over hand cranking the failed pump machine while head perfusionist assisted the backup perfusionist to change out the old pump machine for the newly primed machine.Flow was maintained with new cannulation tubing.Device was cleaned and sequestered.Biomed checked the pump and could not duplicate any problems.Terumo inspected the next day.Condensation was noted on magnet side of the centrifugal head disposable that fits into the motor.Manufacturer response for perfusion system and centrifugal head - reservoir (per site reporter).Verified system was cleaned and brought to clinical technologies shop.Terumo was notified and came in the next day to pull the logs and inspect the system.Per system check no issue found.Terumo reviewed the logs and determined system performed as it should.They initially said it could go back into use but now have asked for the control unit to be sent in.They are also providing a biohazard box for the disposables to be returned.
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