(b)(4).The complaint instrument was returned and an evaluation was performed by the manufacturer.The instrument was manufactured in january of 2007, and may have been in use by the customer for over seven years.It was observed that the screw was missing and the rongeur had fallen apart.It was immediately observed that the instrument has been modified by a third party.The distal tip was improperly reworked, which has removed some of the material from the tip.The instrument¿s coating had also been partially removed at the tip.When manufactured, the screw fits flush with the instrument and is laser welded in three places.All three of the laser welds have been broken on this screw/instrument.The laser welds are checked as part of the final inspection prior to release of the instrument.If repaired, the screw would need to be laser welded again.It appears that the original screw was not used after the repair was made.However, the screw was never returned by the customer.It was also observed that two of the springs were not the original black coated ball springs that are original components of this rongeur.One of the springs is non-coated and one is marked with ¿sample¿.The end of the spring was bent and caused a deep scratch into the handle.The second spring is also non-coated and marked with the number ¿8802-b¿.Both numbers were etched by a third party.In addition, both of these springs were the incorrect dimensions.There was no workmanship failure identified during the manufacture of the instrument.A review of the device history record (dhr) was performed for this lot.There were no issues identified with the material or manufacturing process that would have contributed to the reported issue.A review of the carefusion complaint system was performed for this instrument over the last four years.There have been no other reported complaints of any kind for this instrument during this time period.The reported issue will continue to be trended and evaluated by carefusion.
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