Livanova (b)(4) manufactures the centrifugal pump 5 (cp5).The event occurred in (b)(6).A livanova service representative was dispatched to the facility to investigate.The service representative was able to reproduce the reported error.The drive unit was removed and sent back to livanova (b)(4) for investigation.During evaluation at livanova (b)(4), the failure was confirmed and visual inspection identified an issue with the motor.When disassembled, the crimp contacts of the hall sensor board were found to be detached, and one hall sensor component was damaged.After replacement of the centrifuge motor and a complete functional check, the device was found to be working according to expectation and was returned to the customer.A review of the dhr did not identify any deviations or non-conformities relevant to the reported issue.The cause of the faulty motor could not be identified, however fluid ingress is suspected.
|