There was no patient involvement.Livanova (b)(4) manufactures the s5 mast roller pump.The incident occurred in (b)(6).Analysis of the pump serial read-out has been conducted.A motor control failure error was found stored in the microcontroller.A livanova field service representative was dispatched to the facility to investigate the device and could confirm the reported issue.The processor board of the pump control panel was replaced as well as internal cables.However, the issue persisted thus, the motor control board and the motor power amplifier board were replaced to solve the problem.Subsequent functional verification testing was completed without further issues and the unit was returned to service.If any additional information pertinent to the reported event is received, it will be provided in a supplemental report.
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