During device check before being used on the patient, the autopulse platform sn (b)(6)displayed "system error, out of service, revert to manual cpr".No patient involvement.
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The reported complaint that the autopulse platform (sn (b)(6) displayed "system error, out of service, revert to manual cpr" was confirmed in the archive data and during functional testing.The root cause of the system error was the drivetrain motor brake gap being too wide, out of specification.As a result, the autopulse stopped functioning with a system error, as designed.The brake gap issue is most likely attributed to the device's aging; the device's life expectancy is 5 years.The autopulse platform was manufactured in april 2017 and is over 7 years old.Reviewing the archive data showed a system error, 139 (unable to hold compression position), confirming the customer's reported complaint.The autopulse platform failed initial functional testing due to "system error, out of service, revert to manual cpr" upon powering up, confirming the reported complaint.Investigation revealed that the drivetrain motor brake gap was too wide, out of specification, which triggered the system error.The brake gap could not be adjusted within the specification; therefore, the drivetrain motor assembly needed to be replaced to remedy the problem.Upon replacement of the drivetrain motor, the platform was re-evaluated through the run_in test using a 95% large resuscitation test fixture (lrtf) with well-known test batteries until discharged without any fault or error.Historical complaints were reviewed for service information related to the reported complaint, and there was no previous history of complaints reported for the autopulse platform with serial number (b)(6).
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