(b)(4).Batch #u5ad4k.Investigation summary: the analysis found that one plee60a device was returned with no apparent damage and with no reload present.During further evaluation, the device was noted to be non-functional.In order to evaluate the condition of the internal components, the device was disassembled.Upon disassembly, evidence of corrosion was noted on the motor.No functional testing could be performed due to the returned condition of the motor.A manufacturing record evaluation was performed for the finished device batch number, and no non-conformance were identified.One possible cause for this condition may be the exposure of cleaning solution.Please reference the instruction for use for more information.It should be noted that as part of our quality process, each device is visually inspected and functionally tested during manufacturing to ensure the device meets the required specifications prior to shipment.Complaint information will be included in complaint trending that is reviewed on a regular basis to determine if further action is necessary.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.
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