| Model Number |
02-022-47-4013 |
| Medical Device Problem Codes |
Unstable (1667); Naturally Worn (2988)
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| Health Effect - Clinical Codes |
Failure of Implant (1924); Pain (1994); Scar Tissue (2060); Synovitis (2094); Discomfort (2330); Osteolysis (2377); Ambulation or Postural Difficulties (2544); Joint Laxity (4526); Swelling/ Edema (4577); Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available (4581); Arthrofibrosis (4885)
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| Date of Event |
07/13/2022
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Type of Reportable Event
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Serious Injury
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Event or Problem Description
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It was reported that this male patient's left knee was revised approximately 2 years post op due to premature polyethylene wear of the tibial insert.No other information available.
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Additional Manufacturer Narrative
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Concomitant device(s): 02-020-13-0240 - truliant cr cem fem cr cem left sz 4 6519329, 02-022-45-4050 - truliant tib fit tray cem sz 4f / 5t 5954886, 200-02-35 - three peg patella 35 mm 6003772.
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Additional Manufacturer Narrative
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Section h10: (h3) the reported revision may have been the result of malalignment between the femoral and tibial components, third body wear, patient-related conditions, or any combination of these possibilities, which led to prosthesis wear.However, this cannot be confirmed.Additionally, a contributing factor to the reported polyethylene failure may have been the result of being packaged in a non-conforming vacuum bag for more than five years.
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Additional Manufacturer Narrative
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This follow-up report is being submitted to relay additional and/or corrected information.The revision reported may have been the result of prosthesis wear as stated in the legal documentation.Possible reasons for the tibial insert wear include malalignment between the femoral and tibial components, high contact stresses during knee flexion, third body wear, patient-related conditions, instability, or any combination of these possibilities.However, this cannot be confirmed as the device was not available for evaluation and images of the explanted devices and pre-revision radiographs were not provided.If any further information is obtained that would change or alter any information provided, a supplemental report will be filed accordingly.
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Event or Problem Description
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It was reported that this male patient underwent revision of the left knee approximately 2 years postoperatively due to suspected premature polyethylene wear of the tibial insert.No additional information was provided.During the procedure, heavy scar tissue was observed and debrided from the suprapatellar pouch and the medial and lateral gutters.The polyethylene insert was removed and inspected.Examination revealed pitting on the medial and lateral joint surfaces and mild abrasion along the eminence portion, consistent with wear.The patient was taken to recovery room in stable condition.No further information is available.
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Additional Manufacturer Narrative
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This follow-up report is being submitted to relay additional and corrected information.The following sections were updated: a2, b1, h6.The following sections were corrected: a1, b2, b5, h6.
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Search Alerts/Recalls
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