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Complaints were extracted from the attached file "service evaluation of the lcs tini product".Loosening (4x): 2x 1-2 years after surgery, 1x 2-3 years after surgery, 1x 3-5 years after surgery.Infection (3x): 1x less than 1 year, 1x 3-5 years after surgery, 1x 5-10 years after surgery, other (1x), 1x 2-3 years after surgery (soft tissue revision only - permanent problems, lump, effusion etc.) this complaint captures 1 with loosening 3-5 years after surgery.On (b)(6) 2010, the patient had a total knee replacement right knee.It was noted that the patient is allergic to nickel.Depuy components were implanted during this procedure.No intraoperative complications were noted.On (b)(6) 2014, xray was noted to show a radiolucent line formation on the femoral part.A mobilization under anesthesia was performed to release scar tissue.On (b)(6) 2014 patient was revised.Revision details included insufficiency of the medial collateral ligaments, which lead to this implant exchange.(instability) during the procedure the surgeon observed ossus overgrowth of the implant edges which were removed.Femoral, tibial tray, and insert were revised.
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Product complaint # (b)(4).Investigation summary : the device was not returned.All available x-rays were reviewed, and no evidence of implant fracture, disassociation, or anything indicative of a device nonconformance was found.It is not possible to confirm a depuy's product failure as well as a relation between the adverse event and the reported product.Depuy synthes considers the investigation closed at this time.Should additional information be received, the information will be reviewed, and the investigation may be re-opened as necessary.Device history lot : a manufacturing records evaluation (mre) was not performed as no lot number was provided for this device.
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