On (b)(6) 2015, it was reported to 3m espe that a 3m(tm) espe (tm) mdi 2.4mm classic o-ball one-piece implant 18mm ((b)(4)), which had been placed on (b)(6) 2006, had fractured.A portion of the implant was attached in the patient's crown and the remaining portion of the implant was still in the patient's bone.No signs of trauma as a result of the fractured implant were reported.The dentist plans on removing the piece of the implant from the patient's bone by using a trephine drill.It should be noted that the implant used for this patient is not indicated for long-term fixation of single crowns.
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At this time, the fractured implant pieces have not been returned to 3m espe for analysis.The complaint history for fractures of this product was reviewed and is favorable.There have been no trends observed in the number of fracture reports.In this case, the implant used is not indicated for long-term fixation of single crowns, which may have been a contributing factor to its fracture.
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