The reported event was confirmed during functional testing and archive data review of the autopulse platform (sn (b)(4)); the root cause was due to the communication error from the drive train motor.The autopulse platform is a reusable device and was manufactured on 22-mar-2013 and has exceeded its expected service life of 5 years.The returned platform never had the preventive maintenance performed for 5 years.The archive data was reviewed and contained a system error message.In addition, to the reported complaint, archive noted a user advisory (ua) 08 (motor controller fault detected).Defective drive train motor was replaced to avoid a reoccurrence of (ua) 08 error message.Evaluation of the platform during initial power up, revealed a system error, out of service, revert to manual cpr message.The platform was connected to the autopulse vision software and the error message was able to be cleared.As part of routine service during testing, the platform was examined and found physical damages.The observed physical damages were unrelated to the reported event.Upon replacement, the platform was further tested including the load characterization check and passed the testing.The platform operated with continuous compression on both the normal and large resuscitation fixture without any issues or error messages observed.Historical complaints were reviewed for service information related to the reported complaint and there was no previous history of complaint reported for autopulse platform with serial (b)(4).
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