LIVANOVA DEUTSCHLAND S5 ROLLER PUMP; CONSOLE, HEART-LUNG MACHINE, CARDIOPULMONARY BYPASS
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Model Number 10-80-00 |
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 03/29/2022 |
Event Type
malfunction
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Manufacturer Narrative
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There was no patient involvement.The heater-cooler 16-02-80 is not distributed in the usa and it is similar to heater-cooler 16-02-85, which is distributed in the usa (510(k) number: k191402).Livanova (b)(4) manufactures the s5 roller pump.The incident occurred in (b)(6).A livanova field service representative was dispatched to the facility to investigate the device and could not reproduce the reported issue.Software was re-installed on the pumps.If any additional information pertinent to the reported event is received, it will be provided in a supplemental report.
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Event Description
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Livanova received report that a s5 roller pump did not stop during priming when the main pump stopped even if the stop link function was activated.Reportedly, the customer realized it since the pressure of oxygenator became negative.The customer re-started priming and no problem was found.Surgery completed without problems.After surgery, the customer requested a check of the device just as precaution.There was no patient involvement.
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Event Description
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See initial report.
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Manufacturer Narrative
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H.10: complaints database analysis revealed no similar event since unit installation in 2013 and no further complaints regarding this issue on this machine have been reported up to date.Therefore, it is reasonably to assume that the issue did not recur.The reported issue could be caused by: master pump turned off after stop-link function activated, can connector of master pump broken, can bus interruption (broken wiring or emc disturbance), an hardware failure, such as broken master pump can connector as well as broken wiring, can be excluded from the possible root causes based on the fact that the issue did not recur and the machine passed all functional tests successfully and is fully functional at the customer site.Thus, based on the available information, it cannot be ruled out that emc disturbances or master pump being turned off after stop-link function activated may have led to reported issue.
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