(b)(4).Batch # p93x3h.Investigation summary the device was returned with no apparent damage.The device was connected to a gen11 and functionality tested.An alert screen was displayed and no further functional testing could be performed.The blade could not be functionally tested due to the returned condition of the instrument.No communication issues were noted during the analysis of the device.The device was analyzed, and it was determined that it was used in more than one generator.The device is intended to be used with a single generator.If the device is connected to a different generator an alert screen will be displayed indicating to replace the instrument / no instrument uses remaining.The device was disassembled and it was found that there was a cracked internal component.No conclusion could be made as to how the component was damaged.This device is packaged and sterilized for single use only.Multiple patient use may compromise the device integrity or create a risk of contamination that, in turn, may result in patient injury or illness.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.The batch history record was reviewed and no defects, ncr¿s or protocols related to the complaint, were found during the manufacturing process.
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