It was reported that during a shift check, the autopulse platform displayed multiple user advisory (ua) messages.In addition, the load plate screws were missing and the head restraint was damaged.No patient involvement was reported.No further information was provided.
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The autopulse platform in complaint was returned to zoll on (b)(4) 2014 for investigation.Investigation results as follows: visual inspection was performed and the following was observed: the load plate screws (shoulder screws) were missing.The head restraint wire, front enclosure, battery lock and battery compartment were damaged.The lcd display was missing pixels (only half of the display was visible).Based on the condition of the returned platform, the observed damages were due to wear and tear.A user advisory (ua) 45 (not at "home" position after power-on/restart) message was observed during power on of the platform.Further inspection determined that the driveshaft was out of its home position causing the observed ua 45.A review of the archive was performed and multiple ua 45 messages were noted to have occurred on (b)(6) 2014.It should be noted that no ua faults occurred on the reported event date of (b)(6) 2014.Based on the investigation, the part(s) identified for replacement were the shoulder screws, top cover, lcd display, front enclosure, battery lock, and battery compartment.In summary, the reported complaints of the load plate screws missing and head restraint being damaged were confirmed during visual inspection and attributed to wear and tear.The reported issue of multiple ua faults occurring with the platform was also confirmed during functional testing as well as archive review.The platform powered on with a ua 45 fault and archive data further determined multiple ua 45 faults had occurred on (b)(6) 2014.The ua 45 faults were found to be due to the driveshaft having shifted out of its home position.Following re-positioning of the driveshaft and replacement of the damaged and missing parts, the device passed all testing criteria.
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