During patient use, customer reported that the lifeband would not retract, and the autopulse platform (serial # (b)(4)displayed "realigned patient" error message.In addition, the drive shaft makes a grinding/squeaking noise.Crew was unable clear the error and performed manual cpr.Patient's status information was requested but the customer did not provide a response.Please see the following related mfr report: mfr (b)(4) for the lifeband (lot #unknown).
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The customer reported that "the autopulse platform (serial #(b)(4) displayed "realigned patient" error message and the drive shaft makes a grinding/squeaking noise were confirmed during the functional testing and archive data review.The root cause for both issues were due to a defective drive train motor (slipped bushing) likely due an aging device.The autopulse platform was manufactured in april 2015 and is 7 years old, past its service life of 5 years.Upon visual inspection, no physical damage was observed on the autopulse platform.The archive data indicated multiple fault code 16 on and around the customer reported event date.The fault code 16 occurred due to the autopulse platform did not achieved the target depth for take-up within the specified time (~5 secs) and also caused it to prompts "re-alignment patient", and the drive shaft to make a grinding/squeaking noise, thus confirming the reported complaint.The autopulse platform failed initial functional testing due to fault code16 displayed upon powering on; unrelated to the reported complaint.The root cause of fault code16 error was due to a defective drive train motor (slipped bushing).The drive train motor/clutch was replaced to remedy the fault code16 error.Following service, the autopulse was subjected to the run-in test using the 95% patient large resuscitation test fixture (lrtf) with good known test batteries until discharged without any fault or error.The autopulse platform passed all functional tests.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 sn (b)(4).
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