LIVANOVA DEUTSCHLAND S5 ROLLER PUMP; CONSOLE, HEART-LUNG MACHINE, CARDIOPULMONARY BYPASS
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Model Number 10-80-00Z |
Device Problem
Failure to Auto Stop (2938)
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Patient Problem
No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 05/02/2022 |
Event Type
malfunction
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Event Description
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Livanova deutschland received a report that a s5 roller pump had intermittent creep when set at 0.00 lpm/0 rpm.There was no report if patient injury.
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Manufacturer Narrative
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There was no patient involvement.Livanova deutschland manufactures the s5 roller pump.The incident occurred in cork, ireland.Through follow-up communication livanova learned that the reported issue occurred on this specific pump only and no error messages were displayed on the pump.In addition, it was learned that the bip sound was not audible when the speed control knob was set to zero since it was not set previously.Once the setting is activated, the bip sound is audible when the knob is set to zero.Furthermore, it was found that the leds around the knob are not exactly at zero when the pump creep occurs.Indeed, when the issue occurs the light is on the second led and not to zero.Investigation is still ongoing.A replacement device will be provided to the customer.If any additional information pertinent to the reported event is received, it will be provided in a supplemental report.
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Manufacturer Narrative
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According to the pump expected behavior, the rpms are exactly set to zero when the the leds around the knob are exactly at zero and the bip sound is audible.Through further follow up communication, it was learned that the involved pump is currently in use at the customer site and that the issue did not recur.No component replacement was carried out and the pump is functional.Taking into account collected information, hardware malfunctions of the pump can be ruled out as cause of the event.It is very likely that the rpms of the pump were not actually set to zero when the pump creep was detected by the user.
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Event Description
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See initial report.
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