The device was not returned in the original zimmer carton, but in a clear plastic bag.Upon receipt it was noted that the device was received with the trigger locked in the low mode.The device did not operate at all.The device was opened up and corrosion on the terminal and on one of the batteries was discovered.All the batteries were completely depleted.Scrapping the corrosion off the terminal and replacing all the batteries allowed the device to operate normally.No noise issue was observed; however the customer's reported event of the device not working was confirmed.The root cause of the device not working is unable to be determined.When the corrosion occurred on the battery and when the depletion of the batteries occurred is unknown.The condition of the original shipping package at receipt and the storage environment of the device, at the customer as well as the length of time in storage are unknown.A review of the zimmer surgical manufacturing, packing and inspection processes denotes no issues indicative to this type of failure.The cause for the battery degradation is unknown.
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