Other text: udi section of d4 is unknown, no product information has been provided to date.B3: date of event is unknown, no information has been provided to date.A supplemental mdr will be filed as necessary in accordance with 21 cfr 803.56 when additional reportable information becomes available.
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Event methods, evaluation, and conclusion codes: updated.One warmer device was received for investigation.During visual inspection the device was observed to have a cracked enclosure, a cracked tank cover, and a noisy pump.The reported issue was confirmed during functional testing when the device alarm activated, but did not produce an audio alarm.The issue was traced to the device circuit board, which was determined to be faulty, and unable to produce audio.However, the investigation could not identify a root cause for this condition.As no manufacturing root cause could be identified, no review of manufacturing device history records was conducted.A review of device service history confirmed this device has not been in for service previously.Due to the age of the device, it has been deemed beyond economical repair and will be decommissioned.
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